./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-32_7a-drivers--platform--x86--thinkpad_acpi.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--platform--x86--thinkpad_acpi.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P --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 6139ab139b4d91f50368d179eb127d67b942aaab8460426b2e7552a2a2c991de --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 23:13:10,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:13:10,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:13:10,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:13:10,792 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:13:10,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:13:10,798 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:13:10,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:13:10,806 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:13:10,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:13:10,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:13:10,814 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:13:10,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:13:10,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:13:10,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:13:10,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:13:10,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:13:10,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:13:10,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:13:10,839 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:13:10,841 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:13:10,846 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:13:10,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:13:10,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:13:10,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:13:10,860 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:13:10,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:13:10,862 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:13:10,863 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:13:10,864 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:13:10,865 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:13:10,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:13:10,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:13:10,869 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:13:10,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:13:10,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:13:10,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:13:10,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:13:10,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:13:10,873 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:13:10,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:13:10,875 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-20 23:13:10,915 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:13:10,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:13:10,916 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:13:10,916 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:13:10,917 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:13:10,923 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:13:10,924 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:13:10,924 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:13:10,924 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:13:10,924 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-20 23:13:10,926 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:13:10,926 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:13:10,926 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-20 23:13:10,926 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-20 23:13:10,927 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:13:10,927 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-20 23:13:10,927 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-20 23:13:10,927 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-20 23:13:10,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:13:10,928 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 23:13:10,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:13:10,929 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 23:13:10,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:13:10,929 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 23:13:10,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 23:13:10,930 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:13:10,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 23:13:10,932 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:13:10,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:13:10,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:13:10,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:13:10,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:13:10,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 23:13:10,933 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-20 23:13:10,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 23:13:10,933 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 23:13:10,934 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:13:10,934 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:13:10,934 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6139ab139b4d91f50368d179eb127d67b942aaab8460426b2e7552a2a2c991de [2021-11-20 23:13:11,209 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:13:11,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:13:11,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:13:11,240 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:13:11,241 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:13:11,242 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--platform--x86--thinkpad_acpi.ko-entry_point.cil.out.i [2021-11-20 23:13:11,313 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/data/c8d76d4be/69e856727f404bf4a76c77ee49d195c7/FLAG974d8938c [2021-11-20 23:13:12,493 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:13:12,494 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--platform--x86--thinkpad_acpi.ko-entry_point.cil.out.i [2021-11-20 23:13:12,581 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/data/c8d76d4be/69e856727f404bf4a76c77ee49d195c7/FLAG974d8938c [2021-11-20 23:13:12,663 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/data/c8d76d4be/69e856727f404bf4a76c77ee49d195c7 [2021-11-20 23:13:12,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:13:12,666 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:13:12,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:13:12,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:13:12,672 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:13:12,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:13:12" (1/1) ... [2021-11-20 23:13:12,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fa40d2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:12, skipping insertion in model container [2021-11-20 23:13:12,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:13:12" (1/1) ... [2021-11-20 23:13:12,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:13:12,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:13:15,982 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: acpi_evalf [2021-11-20 23:13:15,983 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3cd9b547 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:15, skipping insertion in model container [2021-11-20 23:13:15,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:13:15,983 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 23:13:15,985 INFO L158 Benchmark]: Toolchain (without parser) took 3317.74ms. Allocated memory was 96.5MB in the beginning and 134.2MB in the end (delta: 37.7MB). Free memory was 51.5MB in the beginning and 65.9MB in the end (delta: -14.4MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2021-11-20 23:13:15,986 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 96.5MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:13:15,987 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3315.58ms. Allocated memory was 96.5MB in the beginning and 134.2MB in the end (delta: 37.7MB). Free memory was 51.3MB in the beginning and 65.9MB in the end (delta: -14.6MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2021-11-20 23:13:15,989 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 96.5MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3315.58ms. Allocated memory was 96.5MB in the beginning and 134.2MB in the end (delta: 37.7MB). Free memory was 51.3MB in the beginning and 65.9MB in the end (delta: -14.6MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5410]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: acpi_evalf 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--platform--x86--thinkpad_acpi.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P --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 6139ab139b4d91f50368d179eb127d67b942aaab8460426b2e7552a2a2c991de --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 23:13:18,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:13:18,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:13:18,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:13:18,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:13:18,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:13:18,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:13:18,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:13:18,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:13:18,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:13:18,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:13:18,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:13:18,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:13:18,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:13:18,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:13:18,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:13:18,249 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:13:18,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:13:18,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:13:18,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:13:18,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:13:18,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:13:18,264 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:13:18,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:13:18,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:13:18,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:13:18,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:13:18,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:13:18,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:13:18,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:13:18,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:13:18,281 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:13:18,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:13:18,284 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:13:18,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:13:18,286 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:13:18,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:13:18,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:13:18,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:13:18,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:13:18,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:13:18,295 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-20 23:13:18,342 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:13:18,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:13:18,343 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:13:18,343 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:13:18,344 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:13:18,344 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:13:18,344 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:13:18,345 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:13:18,345 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:13:18,345 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:13:18,346 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:13:18,346 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:13:18,348 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:13:18,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:13:18,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 23:13:18,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:13:18,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 23:13:18,348 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 23:13:18,349 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 23:13:18,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 23:13:18,349 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:13:18,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 23:13:18,349 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:13:18,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 23:13:18,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:13:18,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:13:18,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:13:18,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:13:18,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 23:13:18,351 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-20 23:13:18,351 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 23:13:18,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 23:13:18,352 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:13:18,352 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:13:18,352 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_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6139ab139b4d91f50368d179eb127d67b942aaab8460426b2e7552a2a2c991de [2021-11-20 23:13:18,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:13:18,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:13:18,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:13:18,798 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:13:18,799 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:13:18,800 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--platform--x86--thinkpad_acpi.ko-entry_point.cil.out.i [2021-11-20 23:13:18,860 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/data/0924e20d8/06678d65bcb344228f4990686e4e768e/FLAG81252b1b4 [2021-11-20 23:13:20,045 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:13:20,047 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--platform--x86--thinkpad_acpi.ko-entry_point.cil.out.i [2021-11-20 23:13:20,125 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/data/0924e20d8/06678d65bcb344228f4990686e4e768e/FLAG81252b1b4 [2021-11-20 23:13:20,231 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47b11dd-5fdb-4b7f-ba4d-fd6a91ceec50/bin/utaipan-TEXQjIfE4P/data/0924e20d8/06678d65bcb344228f4990686e4e768e [2021-11-20 23:13:20,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:13:20,234 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:13:20,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:13:20,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:13:20,242 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:13:20,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:13:20" (1/1) ... [2021-11-20 23:13:20,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d5568e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:20, skipping insertion in model container [2021-11-20 23:13:20,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:13:20" (1/1) ... [2021-11-20 23:13:20,251 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:13:20,536 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:13:23,680 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: acpi_evalf [2021-11-20 23:13:23,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@39a8eaee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:23, skipping insertion in model container [2021-11-20 23:13:23,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:13:23,682 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 23:13:23,684 INFO L158 Benchmark]: Toolchain (without parser) took 3448.63ms. Allocated memory was 73.4MB in the beginning and 127.9MB in the end (delta: 54.5MB). Free memory was 40.8MB in the beginning and 48.7MB in the end (delta: -7.9MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-11-20 23:13:23,685 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 52.4MB. Free memory was 32.4MB in the beginning and 32.4MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:13:23,686 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3443.80ms. Allocated memory was 73.4MB in the beginning and 127.9MB in the end (delta: 54.5MB). Free memory was 40.6MB in the beginning and 48.7MB in the end (delta: -8.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-11-20 23:13:23,688 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 52.4MB. Free memory was 32.4MB in the beginning and 32.4MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3443.80ms. Allocated memory was 73.4MB in the beginning and 127.9MB in the end (delta: 54.5MB). Free memory was 40.6MB in the beginning and 48.7MB in the end (delta: -8.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5410]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: acpi_evalf 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