./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 --- 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-6b4ec56 [2022-11-20 20:25:52,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:25:52,880 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:25:52,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:25:52,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:25:52,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:25:52,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:25:52,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:25:52,934 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:25:52,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:25:52,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:25:52,943 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:25:52,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:25:52,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:25:52,949 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:25:52,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:25:52,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:25:52,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:25:52,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:25:52,963 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:25:52,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:25:52,967 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:25:52,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:25:52,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:25:52,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:25:52,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:25:52,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:25:52,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:25:52,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:25:52,984 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:25:52,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:25:52,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:25:52,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:25:52,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:25:52,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:25:52,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:25:52,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:25:52,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:25:52,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:25:52,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:25:52,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:25:52,996 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-20 20:25:53,032 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:25:53,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:25:53,034 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:25:53,034 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:25:53,035 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:25:53,035 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:25:53,036 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:25:53,036 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:25:53,036 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:25:53,037 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 20:25:53,038 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:25:53,038 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:25:53,038 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 20:25:53,038 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 20:25:53,039 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:25:53,039 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 20:25:53,039 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 20:25:53,039 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 20:25:53,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:25:53,040 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 20:25:53,041 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 20:25:53,041 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:25:53,041 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 20:25:53,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:25:53,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 20:25:53,042 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 20:25:53,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 20:25:53,043 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:25:53,043 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 20:25:53,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:25:53,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:25:53,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:25:53,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:25:53,044 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 20:25:53,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:25:53,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 20:25:53,045 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 20:25:53,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 20:25:53,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 20:25:53,046 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:25:53,046 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_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2022-11-20 20:25:53,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:25:53,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:25:53,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:25:53,345 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:25:53,345 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:25:53,346 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2022-11-20 20:25:56,429 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:25:56,826 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:25:56,827 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2022-11-20 20:25:56,857 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/data/8d4498718/4db8fb74d4c946258912b1cb008979fc/FLAG6b10b22f0 [2022-11-20 20:25:56,872 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/data/8d4498718/4db8fb74d4c946258912b1cb008979fc [2022-11-20 20:25:56,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:25:56,876 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:25:56,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:25:56,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:25:56,882 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:25:56,883 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:25:56" (1/1) ... [2022-11-20 20:25:56,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d30a4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:56, skipping insertion in model container [2022-11-20 20:25:56,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:25:56" (1/1) ... [2022-11-20 20:25:56,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:25:56,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:25:58,448 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-20 20:25:58,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c2ee1fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:58, skipping insertion in model container [2022-11-20 20:25:58,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 20:25:58,450 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 20:25:58,452 INFO L158 Benchmark]: Toolchain (without parser) took 1574.28ms. Allocated memory is still 163.6MB. Free memory was 117.6MB in the beginning and 90.4MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 20:25:58,452 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 115.3MB. Free memory was 57.7MB in the beginning and 57.6MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:25:58,453 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1571.63ms. Allocated memory is still 163.6MB. Free memory was 117.6MB in the beginning and 90.4MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 20:25:58,455 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 115.3MB. Free memory was 57.7MB in the beginning and 57.6MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1571.63ms. Allocated memory is still 163.6MB. Free memory was 117.6MB in the beginning and 90.4MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 --- 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-6b4ec56 [2022-11-20 20:26:00,746 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:26:00,748 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:26:00,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:26:00,770 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:26:00,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:26:00,772 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:26:00,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:26:00,776 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:26:00,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:26:00,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:26:00,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:26:00,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:26:00,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:26:00,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:26:00,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:26:00,784 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:26:00,785 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:26:00,787 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:26:00,789 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:26:00,791 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:26:00,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:26:00,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:26:00,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:26:00,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:26:00,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:26:00,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:26:00,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:26:00,802 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:26:00,803 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:26:00,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:26:00,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:26:00,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:26:00,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:26:00,820 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:26:00,821 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:26:00,822 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:26:00,822 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:26:00,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:26:00,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:26:00,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:26:00,825 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-20 20:26:00,855 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:26:00,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:26:00,856 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:26:00,856 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:26:00,857 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:26:00,857 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:26:00,858 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:26:00,858 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:26:00,858 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:26:00,858 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:26:00,859 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:26:00,859 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:26:00,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:26:00,860 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 20:26:00,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:26:00,861 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 20:26:00,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:26:00,861 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 20:26:00,862 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 20:26:00,862 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 20:26:00,862 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 20:26:00,862 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 20:26:00,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 20:26:00,863 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:26:00,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 20:26:00,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:26:00,864 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 20:26:00,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:26:00,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:26:00,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:26:00,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:26:00,865 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 20:26:00,865 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 20:26:00,865 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 20:26:00,866 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 20:26:00,866 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:26:00,866 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 20:26:00,866 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_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2022-11-20 20:26:01,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:26:01,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:26:01,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:26:01,294 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:26:01,295 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:26:01,296 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2022-11-20 20:26:04,412 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:26:04,940 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:26:04,940 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2022-11-20 20:26:04,978 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/data/743948652/48092fb888224b07b93cf3ed70c54d1e/FLAG83afb82bc [2022-11-20 20:26:05,005 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b96b397-7e72-44ab-95f0-c4de40bb9484/bin/utaipan-6cKwYrpEi9/data/743948652/48092fb888224b07b93cf3ed70c54d1e [2022-11-20 20:26:05,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:26:05,012 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:26:05,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:26:05,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:26:05,022 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:26:05,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:26:05" (1/1) ... [2022-11-20 20:26:05,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e92e250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:26:05, skipping insertion in model container [2022-11-20 20:26:05,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:26:05" (1/1) ... [2022-11-20 20:26:05,035 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:26:05,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:26:06,851 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-20 20:26:06,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6ec6baca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:26:06, skipping insertion in model container [2022-11-20 20:26:06,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 20:26:06,855 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 20:26:06,857 INFO L158 Benchmark]: Toolchain (without parser) took 1844.48ms. Allocated memory is still 96.5MB. Free memory was 70.1MB in the beginning and 65.2MB in the end (delta: 4.9MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2022-11-20 20:26:06,858 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 62.9MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:26:06,859 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1837.96ms. Allocated memory is still 96.5MB. Free memory was 69.8MB in the beginning and 65.2MB in the end (delta: 4.7MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2022-11-20 20:26:06,861 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 62.9MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1837.96ms. Allocated memory is still 96.5MB. Free memory was 69.8MB in the beginning and 65.2MB in the end (delta: 4.7MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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