./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.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_3189d6bd-7b84-428f-9980-877cc3f451a3/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/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_3189d6bd-7b84-428f-9980-877cc3f451a3/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/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_3189d6bd-7b84-428f-9980-877cc3f451a3/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 14ee3b332cc7ff4e4895436490a827224e32e5d732089f78c9378d78ae9790ba --- 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 23:30:42,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:30:42,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:30:42,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:30:42,539 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:30:42,544 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:30:42,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:30:42,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:30:42,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:30:42,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:30:42,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:30:42,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:30:42,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:30:42,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:30:42,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:30:42,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:30:42,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:30:42,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:30:42,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:30:42,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:30:42,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:30:42,584 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:30:42,585 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:30:42,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:30:42,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:30:42,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:30:42,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:30:42,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:30:42,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:30:42,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:30:42,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:30:42,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:30:42,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:30:42,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:30:42,605 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:30:42,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:30:42,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:30:42,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:30:42,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:30:42,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:30:42,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:30:42,610 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-25 23:30:42,642 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:30:42,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:30:42,643 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:30:42,643 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:30:42,644 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:30:42,645 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:30:42,645 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:30:42,645 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:30:42,645 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:30:42,645 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:30:42,646 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:30:42,646 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:30:42,646 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:30:42,646 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:30:42,647 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:30:42,647 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:30:42,647 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:30:42,648 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:30:42,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:30:42,649 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:30:42,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:30:42,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:30:42,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:30:42,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:30:42,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:30:42,650 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 23:30:42,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:30:42,651 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:30:42,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:30:42,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:30:42,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:30:42,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:30:42,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:30:42,652 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:30:42,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:30:42,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:30:42,653 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:30:42,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:30:42,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:30:42,654 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:30:42,654 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_3189d6bd-7b84-428f-9980-877cc3f451a3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14ee3b332cc7ff4e4895436490a827224e32e5d732089f78c9378d78ae9790ba [2022-11-25 23:30:42,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:30:42,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:30:42,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:30:42,934 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:30:42,935 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:30:42,936 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i [2022-11-25 23:30:45,974 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:30:46,587 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:30:46,587 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i [2022-11-25 23:30:46,624 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/bin/utaipan-ByfvJB40ur/data/78935a920/88b7abd6aa784a8d9ccc705ebb27eea2/FLAGbb68aef73 [2022-11-25 23:30:46,643 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/bin/utaipan-ByfvJB40ur/data/78935a920/88b7abd6aa784a8d9ccc705ebb27eea2 [2022-11-25 23:30:46,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:30:46,649 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:30:46,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:30:46,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:30:46,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:30:46,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:30:46" (1/1) ... [2022-11-25 23:30:46,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22eb34be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:30:46, skipping insertion in model container [2022-11-25 23:30:46,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:30:46" (1/1) ... [2022-11-25 23:30:46,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:30:46,788 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:30:49,271 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i[113333,113346] [2022-11-25 23:30:49,273 WARN L623 FunctionHandler]: Unknown extern function strrchr [2022-11-25 23:30:49,285 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:30:49,286 WARN L623 FunctionHandler]: Unknown extern function putchar [2022-11-25 23:30:49,288 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 23:30:49,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6a9e3b2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:30:49, skipping insertion in model container [2022-11-25 23:30:49,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:30:49,290 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:30:49,292 INFO L158 Benchmark]: Toolchain (without parser) took 2641.86ms. Allocated memory is still 209.7MB. Free memory was 168.1MB in the beginning and 118.8MB in the end (delta: 49.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2022-11-25 23:30:49,293 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 151.0MB. Free memory is still 91.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:30:49,293 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2636.56ms. Allocated memory is still 209.7MB. Free memory was 168.1MB in the beginning and 118.8MB in the end (delta: 49.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2022-11-25 23:30:49,295 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 151.0MB. Free memory is still 91.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2636.56ms. Allocated memory is still 209.7MB. Free memory was 168.1MB in the beginning and 118.8MB in the end (delta: 49.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2858]: 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_3189d6bd-7b84-428f-9980-877cc3f451a3/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/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_3189d6bd-7b84-428f-9980-877cc3f451a3/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/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_3189d6bd-7b84-428f-9980-877cc3f451a3/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 14ee3b332cc7ff4e4895436490a827224e32e5d732089f78c9378d78ae9790ba --- 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 23:30:51,555 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:30:51,557 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:30:51,599 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:30:51,599 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:30:51,600 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:30:51,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:30:51,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:30:51,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:30:51,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:30:51,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:30:51,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:30:51,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:30:51,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:30:51,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:30:51,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:30:51,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:30:51,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:30:51,635 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:30:51,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:30:51,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:30:51,644 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:30:51,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:30:51,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:30:51,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:30:51,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:30:51,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:30:51,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:30:51,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:30:51,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:30:51,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:30:51,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:30:51,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:30:51,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:30:51,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:30:51,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:30:51,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:30:51,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:30:51,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:30:51,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:30:51,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:30:51,660 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-25 23:30:51,682 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:30:51,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:30:51,683 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:30:51,683 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:30:51,684 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:30:51,684 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:30:51,684 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:30:51,685 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:30:51,685 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:30:51,685 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:30:51,685 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:30:51,686 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:30:51,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:30:51,687 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:30:51,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:30:51,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:30:51,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:30:51,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:30:51,688 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:30:51,688 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 23:30:51,688 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 23:30:51,688 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 23:30:51,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:30:51,689 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:30:51,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:30:51,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:30:51,689 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 23:30:51,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:30:51,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:30:51,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:30:51,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:30:51,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:30:51,691 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 23:30:51,691 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 23:30:51,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:30:51,691 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:30:51,692 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 23:30:51,692 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_3189d6bd-7b84-428f-9980-877cc3f451a3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14ee3b332cc7ff4e4895436490a827224e32e5d732089f78c9378d78ae9790ba [2022-11-25 23:30:52,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:30:52,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:30:52,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:30:52,073 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:30:52,074 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:30:52,075 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i [2022-11-25 23:30:55,159 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:30:55,739 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:30:55,739 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i [2022-11-25 23:30:55,785 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/bin/utaipan-ByfvJB40ur/data/e416f16d9/6a56bf7620b14938bbcb082feb8d130e/FLAG8270a67fd [2022-11-25 23:30:55,801 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/bin/utaipan-ByfvJB40ur/data/e416f16d9/6a56bf7620b14938bbcb082feb8d130e [2022-11-25 23:30:55,804 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:30:55,805 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:30:55,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:30:55,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:30:55,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:30:55,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:30:55" (1/1) ... [2022-11-25 23:30:55,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2431ef8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:30:55, skipping insertion in model container [2022-11-25 23:30:55,813 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:30:55" (1/1) ... [2022-11-25 23:30:55,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:30:55,909 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:30:58,003 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3189d6bd-7b84-428f-9980-877cc3f451a3/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i[113333,113346] [2022-11-25 23:30:58,005 WARN L623 FunctionHandler]: Unknown extern function strrchr [2022-11-25 23:30:58,016 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:30:58,017 WARN L623 FunctionHandler]: Unknown extern function putchar [2022-11-25 23:30:58,019 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 23:30:58,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5cf99df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:30:58, skipping insertion in model container [2022-11-25 23:30:58,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:30:58,021 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:30:58,022 INFO L158 Benchmark]: Toolchain (without parser) took 2216.58ms. Allocated memory is still 98.6MB. Free memory was 67.8MB in the beginning and 44.4MB in the end (delta: 23.4MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2022-11-25 23:30:58,023 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 73.4MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:30:58,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2214.17ms. Allocated memory is still 98.6MB. Free memory was 67.5MB in the beginning and 44.4MB in the end (delta: 23.0MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2022-11-25 23:30:58,025 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 73.4MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2214.17ms. Allocated memory is still 98.6MB. Free memory was 67.5MB in the beginning and 44.4MB in the end (delta: 23.0MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2858]: 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