./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--ata--libata.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--ata--libata.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 786ae968db48da21b8c5bc4521f19e69f989f95d630c63f4157281c42112d0c1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 01:37:51,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:37:51,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:37:51,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:37:51,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:37:51,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:37:51,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:37:51,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:37:51,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:37:51,768 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:37:51,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:37:51,770 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:37:51,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:37:51,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:37:51,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:37:51,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:37:51,774 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:37:51,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:37:51,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:37:51,789 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:37:51,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:37:51,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:37:51,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:37:51,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:37:51,810 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:37:51,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:37:51,811 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:37:51,811 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:37:51,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:37:51,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:37:51,813 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:37:51,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:37:51,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:37:51,815 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:37:51,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:37:51,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:37:51,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:37:51,818 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:37:51,818 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:37:51,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:37:51,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:37:51,825 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 01:37:51,867 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:37:51,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:37:51,868 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:37:51,868 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:37:51,869 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:37:51,869 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:37:51,869 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:37:51,869 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:37:51,870 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:37:51,870 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 01:37:51,871 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:37:51,871 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:37:51,871 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 01:37:51,872 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 01:37:51,872 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:37:51,872 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 01:37:51,872 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 01:37:51,872 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 01:37:51,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:37:51,874 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 01:37:51,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:37:51,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:37:51,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:37:51,874 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:37:51,875 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:37:51,875 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:37:51,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:37:51,875 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:37:51,876 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:37:51,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:37:51,876 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:37:51,876 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 01:37:51,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:37:51,877 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:37:51,877 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 01:37:51,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 01:37:51,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:37:51,878 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:37:51,879 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_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 786ae968db48da21b8c5bc4521f19e69f989f95d630c63f4157281c42112d0c1 [2022-11-03 01:37:52,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:37:52,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:37:52,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:37:52,182 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:37:52,183 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:37:52,184 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--ata--libata.ko-entry_point.cil.out.i [2022-11-03 01:37:52,252 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/data/12543c677/afdfd4f4a0b74071901c98e4af4bb955/FLAGee43608c0 [2022-11-03 01:37:53,745 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:37:53,746 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--ata--libata.ko-entry_point.cil.out.i [2022-11-03 01:37:53,847 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/data/12543c677/afdfd4f4a0b74071901c98e4af4bb955/FLAGee43608c0 [2022-11-03 01:37:54,215 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/data/12543c677/afdfd4f4a0b74071901c98e4af4bb955 [2022-11-03 01:37:54,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:37:54,223 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:37:54,225 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:37:54,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:37:54,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:37:54,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:37:54" (1/1) ... [2022-11-03 01:37:54,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50d6d0f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:37:54, skipping insertion in model container [2022-11-03 01:37:54,232 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:37:54" (1/1) ... [2022-11-03 01:37:54,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:37:54,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:38:01,297 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: ata_port_printk [2022-11-03 01:38:01,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f27e100 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:38:01, skipping insertion in model container [2022-11-03 01:38:01,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:38:01,299 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 01:38:01,301 INFO L158 Benchmark]: Toolchain (without parser) took 7076.89ms. Allocated memory was 155.2MB in the beginning and 211.8MB in the end (delta: 56.6MB). Free memory was 109.3MB in the beginning and 94.2MB in the end (delta: 15.1MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. [2022-11-03 01:38:01,302 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 71.1MB in the end (delta: 54.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:38:01,303 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7073.50ms. Allocated memory was 155.2MB in the beginning and 211.8MB in the end (delta: 56.6MB). Free memory was 109.3MB in the beginning and 94.2MB in the end (delta: 15.1MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. [2022-11-03 01:38:01,305 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 117.4MB. Free memory was 71.1MB in the beginning and 71.1MB in the end (delta: 54.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7073.50ms. Allocated memory was 155.2MB in the beginning and 211.8MB in the end (delta: 56.6MB). Free memory was 109.3MB in the beginning and 94.2MB in the end (delta: 15.1MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8933]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: ata_port_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_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--ata--libata.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 786ae968db48da21b8c5bc4521f19e69f989f95d630c63f4157281c42112d0c1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 01:38:03,408 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:38:03,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:38:03,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:38:03,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:38:03,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:38:03,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:38:03,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:38:03,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:38:03,475 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:38:03,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:38:03,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:38:03,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:38:03,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:38:03,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:38:03,484 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:38:03,485 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:38:03,486 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:38:03,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:38:03,495 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:38:03,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:38:03,500 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:38:03,502 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:38:03,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:38:03,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:38:03,513 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:38:03,514 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:38:03,515 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:38:03,516 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:38:03,517 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:38:03,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:38:03,519 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:38:03,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:38:03,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:38:03,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:38:03,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:38:03,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:38:03,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:38:03,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:38:03,524 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:38:03,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:38:03,527 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-03 01:38:03,564 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:38:03,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:38:03,566 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:38:03,566 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:38:03,567 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:38:03,567 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:38:03,568 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:38:03,568 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:38:03,568 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:38:03,568 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:38:03,569 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:38:03,570 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:38:03,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:38:03,571 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:38:03,572 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:38:03,572 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:38:03,572 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:38:03,572 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 01:38:03,572 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 01:38:03,573 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 01:38:03,573 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:38:03,573 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:38:03,573 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:38:03,574 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:38:03,574 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 01:38:03,574 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:38:03,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:38:03,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:38:03,575 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:38:03,575 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:38:03,575 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 01:38:03,575 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 01:38:03,576 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:38:03,576 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:38:03,577 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 01:38:03,577 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_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 786ae968db48da21b8c5bc4521f19e69f989f95d630c63f4157281c42112d0c1 [2022-11-03 01:38:03,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:38:03,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:38:03,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:38:03,994 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:38:03,995 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:38:03,997 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--ata--libata.ko-entry_point.cil.out.i [2022-11-03 01:38:04,072 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/data/ec072c064/98a416b0f292456faf6e475b1de08300/FLAG47f29c69e [2022-11-03 01:38:05,610 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:38:05,611 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--ata--libata.ko-entry_point.cil.out.i [2022-11-03 01:38:05,720 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/data/ec072c064/98a416b0f292456faf6e475b1de08300/FLAG47f29c69e [2022-11-03 01:38:05,971 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b73867-a534-4a1e-9926-08c5ba6e1b3b/bin/utaipan-7li7fVZpFI/data/ec072c064/98a416b0f292456faf6e475b1de08300 [2022-11-03 01:38:05,975 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:38:05,977 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:38:05,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:38:05,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:38:05,984 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:38:05,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:38:05" (1/1) ... [2022-11-03 01:38:05,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@577eb66c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:38:05, skipping insertion in model container [2022-11-03 01:38:05,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:38:05" (1/1) ... [2022-11-03 01:38:05,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:38:06,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:38:13,052 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: ata_port_printk [2022-11-03 01:38:13,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@443075c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:38:13, skipping insertion in model container [2022-11-03 01:38:13,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:38:13,065 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 01:38:13,067 INFO L158 Benchmark]: Toolchain (without parser) took 7089.41ms. Allocated memory was 102.8MB in the beginning and 176.2MB in the end (delta: 73.4MB). Free memory was 51.6MB in the beginning and 71.6MB in the end (delta: -20.0MB). Peak memory consumption was 62.0MB. Max. memory is 16.1GB. [2022-11-03 01:38:13,068 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory was 45.2MB in the beginning and 45.1MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:38:13,069 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7085.30ms. Allocated memory was 102.8MB in the beginning and 176.2MB in the end (delta: 73.4MB). Free memory was 51.3MB in the beginning and 71.6MB in the end (delta: -20.3MB). Peak memory consumption was 62.0MB. Max. memory is 16.1GB. [2022-11-03 01:38:13,070 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory was 45.2MB in the beginning and 45.1MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7085.30ms. Allocated memory was 102.8MB in the beginning and 176.2MB in the end (delta: 73.4MB). Free memory was 51.3MB in the beginning and 71.6MB in the end (delta: -20.3MB). Peak memory consumption was 62.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8933]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: ata_port_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