./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/od-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a 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_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur --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 3c8dcd129f659268875a1a2f740560deb0529c236325d124d91812555b6b8347 --- 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-38b53e6 [2022-11-25 23:37:30,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:37:30,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:37:30,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:37:30,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:37:30,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:37:30,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:37:30,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:37:30,912 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:37:30,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:37:30,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:37:30,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:37:30,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:37:30,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:37:30,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:37:30,928 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:37:30,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:37:30,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:37:30,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:37:30,939 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:37:30,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:37:30,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:37:30,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:37:30,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:37:30,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:37:30,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:37:30,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:37:30,958 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:37:30,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:37:30,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:37:30,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:37:30,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:37:30,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:37:30,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:37:30,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:37:30,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:37:30,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:37:30,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:37:30,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:37:30,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:37:30,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:37:30,971 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-25 23:37:30,990 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:37:30,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:37:30,991 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:37:30,991 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:37:31,011 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:37:31,011 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:37:31,011 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:37:31,012 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:37:31,012 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:37:31,012 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:37:31,012 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:37:31,013 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:37:31,013 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:37:31,013 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:37:31,013 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:37:31,014 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:37:31,014 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:37:31,014 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:37:31,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:37:31,015 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:37:31,016 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:37:31,016 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:37:31,016 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:37:31,016 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:37:31,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:37:31,017 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 23:37:31,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:37:31,018 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:37:31,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:37:31,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:37:31,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:37:31,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:37:31,019 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:37:31,020 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:37:31,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:37:31,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:37:31,020 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:37:31,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:37:31,021 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:37:31,021 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:37:31,022 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_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c8dcd129f659268875a1a2f740560deb0529c236325d124d91812555b6b8347 [2022-11-25 23:37:31,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:37:31,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:37:31,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:37:31,337 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:37:31,337 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:37:31,338 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/od-2.i [2022-11-25 23:37:34,432 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:37:34,998 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:37:34,998 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/sv-benchmarks/c/busybox-1.22.0/od-2.i [2022-11-25 23:37:35,044 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/data/2a0e9fbd7/a1cc80afc29b4c778a036912bb7c093b/FLAG6fa160fab [2022-11-25 23:37:35,061 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/data/2a0e9fbd7/a1cc80afc29b4c778a036912bb7c093b [2022-11-25 23:37:35,064 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:37:35,065 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:37:35,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:37:35,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:37:35,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:37:35,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:37:35" (1/1) ... [2022-11-25 23:37:35,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5790c74b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:37:35, skipping insertion in model container [2022-11-25 23:37:35,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:37:35" (1/1) ... [2022-11-25 23:37:35,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:37:35,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:37:37,380 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:37:37,383 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:37:37,391 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 23:37:37,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1359be03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:37:37, skipping insertion in model container [2022-11-25 23:37:37,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:37:37,393 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:37:37,395 INFO L158 Benchmark]: Toolchain (without parser) took 2328.49ms. Allocated memory is still 153.1MB. Free memory was 101.3MB in the beginning and 58.0MB in the end (delta: 43.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-11-25 23:37:37,395 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 153.1MB. Free memory was 122.5MB in the beginning and 122.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:37:37,397 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2323.49ms. Allocated memory is still 153.1MB. Free memory was 100.8MB in the beginning and 58.0MB in the end (delta: 42.9MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-11-25 23:37:37,398 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 153.1MB. Free memory was 122.5MB in the beginning and 122.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2323.49ms. Allocated memory is still 153.1MB. Free memory was 100.8MB in the beginning and 58.0MB in the end (delta: 42.9MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: 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_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur --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 3c8dcd129f659268875a1a2f740560deb0529c236325d124d91812555b6b8347 --- 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-38b53e6 [2022-11-25 23:37:39,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:37:39,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:37:39,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:37:39,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:37:39,534 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:37:39,537 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:37:39,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:37:39,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:37:39,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:37:39,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:37:39,553 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:37:39,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:37:39,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:37:39,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:37:39,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:37:39,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:37:39,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:37:39,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:37:39,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:37:39,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:37:39,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:37:39,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:37:39,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:37:39,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:37:39,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:37:39,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:37:39,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:37:39,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:37:39,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:37:39,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:37:39,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:37:39,599 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:37:39,600 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:37:39,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:37:39,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:37:39,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:37:39,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:37:39,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:37:39,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:37:39,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:37:39,624 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-25 23:37:39,663 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:37:39,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:37:39,663 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:37:39,664 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:37:39,664 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:37:39,664 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:37:39,665 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:37:39,665 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:37:39,665 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:37:39,665 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:37:39,665 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:37:39,666 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:37:39,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:37:39,666 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:37:39,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:37:39,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:37:39,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:37:39,667 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:37:39,667 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:37:39,667 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 23:37:39,668 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 23:37:39,668 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 23:37:39,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:37:39,668 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:37:39,668 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:37:39,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:37:39,669 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 23:37:39,669 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:37:39,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:37:39,669 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:37:39,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:37:39,670 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:37:39,670 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 23:37:39,670 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 23:37:39,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:37:39,670 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:37:39,670 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 23:37:39,671 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_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c8dcd129f659268875a1a2f740560deb0529c236325d124d91812555b6b8347 [2022-11-25 23:37:40,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:37:40,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:37:40,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:37:40,046 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:37:40,047 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:37:40,048 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/od-2.i [2022-11-25 23:37:43,065 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:37:43,616 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:37:43,617 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/sv-benchmarks/c/busybox-1.22.0/od-2.i [2022-11-25 23:37:43,646 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/data/2ffdff5c1/839c4034470346d2ab46122b172a99e1/FLAGc13c2b824 [2022-11-25 23:37:43,661 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe189ec5-ac78-4f02-b08f-1b54a912e166/bin/utaipan-ByfvJB40ur/data/2ffdff5c1/839c4034470346d2ab46122b172a99e1 [2022-11-25 23:37:43,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:37:43,664 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:37:43,666 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:37:43,666 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:37:43,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:37:43,670 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:37:43" (1/1) ... [2022-11-25 23:37:43,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1de3a4b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:37:43, skipping insertion in model container [2022-11-25 23:37:43,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:37:43" (1/1) ... [2022-11-25 23:37:43,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:37:43,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:37:45,714 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:37:45,716 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:37:45,724 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 23:37:45,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@798c2bfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:37:45, skipping insertion in model container [2022-11-25 23:37:45,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:37:45,725 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:37:45,728 INFO L158 Benchmark]: Toolchain (without parser) took 2062.22ms. Allocated memory was 75.5MB in the beginning and 111.1MB in the end (delta: 35.7MB). Free memory was 46.4MB in the beginning and 60.7MB in the end (delta: -14.3MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2022-11-25 23:37:45,729 INFO L158 Benchmark]: CDTParser took 0.80ms. Allocated memory is still 75.5MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:37:45,730 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2059.50ms. Allocated memory was 75.5MB in the beginning and 111.1MB in the end (delta: 35.7MB). Free memory was 46.1MB in the beginning and 61.4MB in the end (delta: -15.3MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2022-11-25 23:37:45,732 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80ms. Allocated memory is still 75.5MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2059.50ms. Allocated memory was 75.5MB in the beginning and 111.1MB in the end (delta: 35.7MB). Free memory was 46.1MB in the beginning and 61.4MB in the end (delta: -15.3MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: 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