./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sleep-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh --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 496324cb8d29a3e115d83f000ffcec466dd6a0cc5d6eb520d4255683be0b7652 --- 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-2329fc7 [2022-12-14 13:06:27,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 13:06:27,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 13:06:27,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 13:06:27,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 13:06:27,805 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 13:06:27,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 13:06:27,807 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 13:06:27,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 13:06:27,808 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 13:06:27,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 13:06:27,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 13:06:27,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 13:06:27,810 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 13:06:27,811 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 13:06:27,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 13:06:27,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 13:06:27,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 13:06:27,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 13:06:27,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 13:06:27,816 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 13:06:27,817 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 13:06:27,817 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 13:06:27,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 13:06:27,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 13:06:27,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 13:06:27,828 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 13:06:27,829 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 13:06:27,830 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 13:06:27,831 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 13:06:27,831 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 13:06:27,832 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 13:06:27,833 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 13:06:27,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 13:06:27,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 13:06:27,834 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 13:06:27,835 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 13:06:27,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 13:06:27,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 13:06:27,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 13:06:27,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 13:06:27,838 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 13:06:27,859 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 13:06:27,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 13:06:27,864 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 13:06:27,865 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 13:06:27,865 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 13:06:27,865 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 13:06:27,865 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 13:06:27,866 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 13:06:27,866 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 13:06:27,866 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 13:06:27,866 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 13:06:27,866 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 13:06:27,866 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 13:06:27,867 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 13:06:27,867 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 13:06:27,867 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 13:06:27,867 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 13:06:27,867 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 13:06:27,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 13:06:27,868 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 13:06:27,868 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 13:06:27,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 13:06:27,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 13:06:27,869 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 13:06:27,869 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 13:06:27,869 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 13:06:27,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 13:06:27,869 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 13:06:27,869 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 13:06:27,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 13:06:27,870 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 13:06:27,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 13:06:27,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 13:06:27,870 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 13:06:27,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 13:06:27,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 13:06:27,871 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 13:06:27,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 13:06:27,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 13:06:27,871 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 13:06:27,871 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_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 496324cb8d29a3e115d83f000ffcec466dd6a0cc5d6eb520d4255683be0b7652 [2022-12-14 13:06:28,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 13:06:28,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 13:06:28,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 13:06:28,066 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 13:06:28,066 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 13:06:28,067 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/sleep-2.i [2022-12-14 13:06:30,567 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 13:06:30,912 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 13:06:30,912 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/sv-benchmarks/c/busybox-1.22.0/sleep-2.i [2022-12-14 13:06:30,938 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/data/82b87174a/a5dc686d04594b97bdeca6a2f4973b0c/FLAGcbcecd701 [2022-12-14 13:06:31,146 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/data/82b87174a/a5dc686d04594b97bdeca6a2f4973b0c [2022-12-14 13:06:31,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 13:06:31,149 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 13:06:31,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 13:06:31,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 13:06:31,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 13:06:31,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:06:31" (1/1) ... [2022-12-14 13:06:31,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1778b6f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:06:31, skipping insertion in model container [2022-12-14 13:06:31,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:06:31" (1/1) ... [2022-12-14 13:06:31,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 13:06:31,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 13:06:31,972 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-14 13:06:31,979 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-14 13:06:31,980 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-14 13:06:31,983 WARN L623 FunctionHandler]: Unknown extern function write [2022-12-14 13:06:31,987 WARN L623 FunctionHandler]: Unknown extern function strspn [2022-12-14 13:06:31,993 WARN L623 FunctionHandler]: Unknown extern function nanosleep [2022-12-14 13:06:31,995 WARN L623 FunctionHandler]: Unknown extern function longjmp [2022-12-14 13:06:31,995 WARN L623 FunctionHandler]: Unknown extern function sleep [2022-12-14 13:06:31,997 WARN L623 FunctionHandler]: Unknown extern function strtoull [2022-12-14 13:06:32,001 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-12-14 13:06:32,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@67e95f89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:06:32, skipping insertion in model container [2022-12-14 13:06:32,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 13:06:32,002 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 13:06:32,003 INFO L158 Benchmark]: Toolchain (without parser) took 853.88ms. Allocated memory is still 151.0MB. Free memory was 109.3MB in the beginning and 81.9MB in the end (delta: 27.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 13:06:32,004 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 151.0MB. Free memory is still 115.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 13:06:32,004 INFO L158 Benchmark]: CACSL2BoogieTranslator took 852.20ms. Allocated memory is still 151.0MB. Free memory was 109.1MB in the beginning and 81.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 13:06:32,005 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 151.0MB. Free memory is still 115.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 852.20ms. Allocated memory is still 151.0MB. Free memory was 109.1MB in the beginning and 81.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2673]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh --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 496324cb8d29a3e115d83f000ffcec466dd6a0cc5d6eb520d4255683be0b7652 --- 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-2329fc7 [2022-12-14 13:06:33,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 13:06:33,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 13:06:33,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 13:06:33,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 13:06:33,451 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 13:06:33,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 13:06:33,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 13:06:33,454 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 13:06:33,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 13:06:33,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 13:06:33,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 13:06:33,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 13:06:33,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 13:06:33,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 13:06:33,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 13:06:33,458 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 13:06:33,459 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 13:06:33,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 13:06:33,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 13:06:33,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 13:06:33,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 13:06:33,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 13:06:33,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 13:06:33,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 13:06:33,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 13:06:33,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 13:06:33,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 13:06:33,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 13:06:33,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 13:06:33,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 13:06:33,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 13:06:33,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 13:06:33,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 13:06:33,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 13:06:33,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 13:06:33,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 13:06:33,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 13:06:33,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 13:06:33,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 13:06:33,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 13:06:33,479 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-12-14 13:06:33,495 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 13:06:33,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 13:06:33,496 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 13:06:33,496 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 13:06:33,496 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 13:06:33,496 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 13:06:33,496 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 13:06:33,497 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 13:06:33,497 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 13:06:33,497 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 13:06:33,497 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 13:06:33,497 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 13:06:33,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 13:06:33,498 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 13:06:33,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 13:06:33,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 13:06:33,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 13:06:33,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 13:06:33,498 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 13:06:33,498 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 13:06:33,498 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 13:06:33,499 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 13:06:33,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 13:06:33,499 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 13:06:33,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 13:06:33,499 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 13:06:33,499 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 13:06:33,499 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 13:06:33,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 13:06:33,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 13:06:33,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 13:06:33,500 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 13:06:33,500 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 13:06:33,500 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 13:06:33,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 13:06:33,500 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 13:06:33,500 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 13:06:33,500 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_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 496324cb8d29a3e115d83f000ffcec466dd6a0cc5d6eb520d4255683be0b7652 [2022-12-14 13:06:33,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 13:06:33,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 13:06:33,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 13:06:33,751 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 13:06:33,752 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 13:06:33,753 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/sleep-2.i [2022-12-14 13:06:36,371 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 13:06:36,660 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 13:06:36,661 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/sv-benchmarks/c/busybox-1.22.0/sleep-2.i [2022-12-14 13:06:36,679 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/data/84b22fb1a/240ae5c1e4d145638612d60589679784/FLAGee61b2abd [2022-12-14 13:06:36,692 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ae3e19-db0a-4a75-893a-7761fc7ee27a/bin/utaipan-gh47qXpMRh/data/84b22fb1a/240ae5c1e4d145638612d60589679784 [2022-12-14 13:06:36,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 13:06:36,696 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 13:06:36,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 13:06:36,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 13:06:36,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 13:06:36,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:06:36" (1/1) ... [2022-12-14 13:06:36,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3649301f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:06:36, skipping insertion in model container [2022-12-14 13:06:36,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:06:36" (1/1) ... [2022-12-14 13:06:36,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 13:06:36,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 13:06:37,613 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-14 13:06:37,620 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-14 13:06:37,621 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-14 13:06:37,625 WARN L623 FunctionHandler]: Unknown extern function write [2022-12-14 13:06:37,630 WARN L623 FunctionHandler]: Unknown extern function strspn [2022-12-14 13:06:37,636 WARN L623 FunctionHandler]: Unknown extern function nanosleep [2022-12-14 13:06:37,638 WARN L623 FunctionHandler]: Unknown extern function longjmp [2022-12-14 13:06:37,639 WARN L623 FunctionHandler]: Unknown extern function sleep [2022-12-14 13:06:37,641 WARN L623 FunctionHandler]: Unknown extern function strtoull [2022-12-14 13:06:37,644 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-12-14 13:06:37,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ac1d175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:06:37, skipping insertion in model container [2022-12-14 13:06:37,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 13:06:37,645 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 13:06:37,646 INFO L158 Benchmark]: Toolchain (without parser) took 949.53ms. Allocated memory is still 83.9MB. Free memory was 58.1MB in the beginning and 48.1MB in the end (delta: 10.0MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-12-14 13:06:37,646 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 62.9MB. Free memory was 41.5MB in the beginning and 41.4MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 13:06:37,647 INFO L158 Benchmark]: CACSL2BoogieTranslator took 947.38ms. Allocated memory is still 83.9MB. Free memory was 57.8MB in the beginning and 48.1MB in the end (delta: 9.7MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2022-12-14 13:06:37,648 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 62.9MB. Free memory was 41.5MB in the beginning and 41.4MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 947.38ms. Allocated memory is still 83.9MB. Free memory was 57.8MB in the beginning and 48.1MB in the end (delta: 9.7MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2673]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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