./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--gpu--drm--drm.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0 --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 0f3f25ab272778d60a4dd1d458386797c8180d957341967ff1891e4670b1d0f6 --- 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-e04fb08 [2022-11-16 20:13:07,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 20:13:07,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 20:13:07,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 20:13:07,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 20:13:07,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 20:13:07,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 20:13:07,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 20:13:07,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 20:13:07,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 20:13:07,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 20:13:07,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 20:13:07,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 20:13:07,105 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 20:13:07,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 20:13:07,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 20:13:07,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 20:13:07,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 20:13:07,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 20:13:07,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 20:13:07,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 20:13:07,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 20:13:07,118 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 20:13:07,119 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 20:13:07,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 20:13:07,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 20:13:07,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 20:13:07,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 20:13:07,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 20:13:07,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 20:13:07,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 20:13:07,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 20:13:07,128 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 20:13:07,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 20:13:07,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 20:13:07,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 20:13:07,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 20:13:07,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 20:13:07,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 20:13:07,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 20:13:07,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 20:13:07,136 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-16 20:13:07,179 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 20:13:07,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 20:13:07,186 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 20:13:07,186 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 20:13:07,187 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 20:13:07,187 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 20:13:07,188 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 20:13:07,188 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 20:13:07,188 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 20:13:07,188 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 20:13:07,189 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 20:13:07,190 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 20:13:07,190 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 20:13:07,190 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 20:13:07,190 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 20:13:07,190 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 20:13:07,191 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 20:13:07,191 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 20:13:07,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 20:13:07,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 20:13:07,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 20:13:07,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 20:13:07,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 20:13:07,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 20:13:07,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 20:13:07,193 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 20:13:07,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 20:13:07,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 20:13:07,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 20:13:07,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 20:13:07,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 20:13:07,195 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 20:13:07,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 20:13:07,203 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 20:13:07,203 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 20:13:07,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 20:13:07,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 20:13:07,204 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 20:13:07,205 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_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f3f25ab272778d60a4dd1d458386797c8180d957341967ff1891e4670b1d0f6 [2022-11-16 20:13:07,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 20:13:07,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 20:13:07,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 20:13:07,486 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 20:13:07,487 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 20:13:07,489 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2022-11-16 20:13:07,561 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/data/4322f9bd4/645fa2a81bf74b0dab08ad77d757fca5/FLAG03dd23176 [2022-11-16 20:13:09,247 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 20:13:09,247 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2022-11-16 20:13:09,423 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/data/4322f9bd4/645fa2a81bf74b0dab08ad77d757fca5/FLAG03dd23176 [2022-11-16 20:13:09,899 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/data/4322f9bd4/645fa2a81bf74b0dab08ad77d757fca5 [2022-11-16 20:13:09,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 20:13:09,906 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 20:13:09,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 20:13:09,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 20:13:09,914 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 20:13:09,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:13:09" (1/1) ... [2022-11-16 20:13:09,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61d77de4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:13:09, skipping insertion in model container [2022-11-16 20:13:09,918 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:13:09" (1/1) ... [2022-11-16 20:13:09,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 20:13:10,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 20:13:12,292 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk [2022-11-16 20:13:12,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@316066ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:13:12, skipping insertion in model container [2022-11-16 20:13:12,294 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 20:13:12,294 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 20:13:12,296 INFO L158 Benchmark]: Toolchain (without parser) took 2389.41ms. Allocated memory was 123.7MB in the beginning and 190.8MB in the end (delta: 67.1MB). Free memory was 59.5MB in the beginning and 84.5MB in the end (delta: -24.9MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2022-11-16 20:13:12,297 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 123.7MB. Free memory was 97.1MB in the beginning and 96.9MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 20:13:12,298 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2383.96ms. Allocated memory was 123.7MB in the beginning and 190.8MB in the end (delta: 67.1MB). Free memory was 59.5MB in the beginning and 84.5MB in the end (delta: -24.9MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2022-11-16 20:13:12,300 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 123.7MB. Free memory was 97.1MB in the beginning and 96.9MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2383.96ms. Allocated memory was 123.7MB in the beginning and 190.8MB in the end (delta: 67.1MB). Free memory was 59.5MB in the beginning and 84.5MB in the end (delta: -24.9MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7065]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0 --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 0f3f25ab272778d60a4dd1d458386797c8180d957341967ff1891e4670b1d0f6 --- 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-e04fb08 [2022-11-16 20:13:14,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 20:13:14,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 20:13:14,492 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 20:13:14,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 20:13:14,497 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 20:13:14,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 20:13:14,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 20:13:14,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 20:13:14,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 20:13:14,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 20:13:14,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 20:13:14,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 20:13:14,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 20:13:14,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 20:13:14,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 20:13:14,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 20:13:14,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 20:13:14,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 20:13:14,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 20:13:14,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 20:13:14,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 20:13:14,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 20:13:14,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 20:13:14,553 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 20:13:14,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 20:13:14,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 20:13:14,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 20:13:14,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 20:13:14,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 20:13:14,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 20:13:14,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 20:13:14,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 20:13:14,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 20:13:14,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 20:13:14,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 20:13:14,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 20:13:14,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 20:13:14,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 20:13:14,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 20:13:14,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 20:13:14,575 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-16 20:13:14,615 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 20:13:14,619 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 20:13:14,619 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 20:13:14,620 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 20:13:14,620 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 20:13:14,621 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 20:13:14,621 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 20:13:14,621 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 20:13:14,622 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 20:13:14,623 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 20:13:14,624 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 20:13:14,624 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 20:13:14,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 20:13:14,626 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 20:13:14,626 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 20:13:14,626 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 20:13:14,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 20:13:14,627 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 20:13:14,627 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 20:13:14,627 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 20:13:14,627 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 20:13:14,628 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 20:13:14,628 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 20:13:14,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 20:13:14,628 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 20:13:14,628 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 20:13:14,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 20:13:14,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 20:13:14,629 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 20:13:14,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 20:13:14,629 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 20:13:14,630 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 20:13:14,630 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 20:13:14,631 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 20:13:14,631 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 20:13:14,631 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_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f3f25ab272778d60a4dd1d458386797c8180d957341967ff1891e4670b1d0f6 [2022-11-16 20:13:15,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 20:13:15,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 20:13:15,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 20:13:15,038 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 20:13:15,039 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 20:13:15,041 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2022-11-16 20:13:15,122 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/data/998a06bc6/b2b21e8cec7b44448810fb8d3c473aec/FLAG2652d94f4 [2022-11-16 20:13:17,126 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 20:13:17,127 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2022-11-16 20:13:17,278 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/data/998a06bc6/b2b21e8cec7b44448810fb8d3c473aec/FLAG2652d94f4 [2022-11-16 20:13:17,499 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defaf022-1c90-4bc2-833c-d75c7dd09921/bin/utaipan-Xvt2sAort0/data/998a06bc6/b2b21e8cec7b44448810fb8d3c473aec [2022-11-16 20:13:17,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 20:13:17,505 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 20:13:17,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 20:13:17,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 20:13:17,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 20:13:17,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:13:17" (1/1) ... [2022-11-16 20:13:17,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2329878c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:13:17, skipping insertion in model container [2022-11-16 20:13:17,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:13:17" (1/1) ... [2022-11-16 20:13:17,523 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 20:13:18,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 20:13:19,941 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk [2022-11-16 20:13:19,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16fe7587 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:13:19, skipping insertion in model container [2022-11-16 20:13:19,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 20:13:19,943 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 20:13:19,945 INFO L158 Benchmark]: Toolchain (without parser) took 2438.95ms. Allocated memory was 121.6MB in the beginning and 174.1MB in the end (delta: 52.4MB). Free memory was 53.7MB in the beginning and 94.2MB in the end (delta: -40.5MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. [2022-11-16 20:13:19,945 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 75.5MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 20:13:19,946 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2433.61ms. Allocated memory was 121.6MB in the beginning and 174.1MB in the end (delta: 52.4MB). Free memory was 53.7MB in the beginning and 94.2MB in the end (delta: -40.5MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. [2022-11-16 20:13:19,948 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 75.5MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2433.61ms. Allocated memory was 121.6MB in the beginning and 174.1MB in the end (delta: 52.4MB). Free memory was 53.7MB in the beginning and 94.2MB in the end (delta: -40.5MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7065]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_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