./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4e7fbc69 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_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash eaa36f8d6fc928ee870d520d90a886e60cc81c38519aca196541cff2c50d5a00 --- 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-4e7fbc6 [2022-11-23 15:58:17,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:58:17,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:58:17,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:58:17,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:58:17,832 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:58:17,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:58:17,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:58:17,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:58:17,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:58:17,850 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:58:17,852 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:58:17,853 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:58:17,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:58:17,858 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:58:17,860 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:58:17,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:58:17,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:58:17,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:58:17,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:58:17,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:58:17,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:58:17,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:58:17,879 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:58:17,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:58:17,890 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:58:17,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:58:17,892 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:58:17,892 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:58:17,893 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:58:17,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:58:17,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:58:17,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:58:17,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:58:17,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:58:17,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:58:17,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:58:17,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:58:17,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:58:17,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:58:17,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:58:17,905 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-23 15:58:17,933 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:58:17,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:58:17,934 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:58:17,934 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:58:17,935 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:58:17,935 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:58:17,935 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:58:17,936 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:58:17,936 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:58:17,936 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:58:17,936 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:58:17,936 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:58:17,937 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:58:17,937 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:58:17,937 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:58:17,937 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:58:17,938 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:58:17,938 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:58:17,938 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 15:58:17,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 15:58:17,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:58:17,939 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 15:58:17,939 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:58:17,939 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:58:17,940 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-23 15:58:17,940 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-23 15:58:17,940 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-23 15:58:17,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:58:17,941 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 15:58:17,941 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:58:17,941 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:58:17,941 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:58:17,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:58:17,942 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:58:17,942 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:58:17,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:58:17,942 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:58:17,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:58:17,943 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:58:17,943 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_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaa36f8d6fc928ee870d520d90a886e60cc81c38519aca196541cff2c50d5a00 [2022-11-23 15:58:18,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:58:18,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:58:18,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:58:18,330 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:58:18,331 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:58:18,332 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2022-11-23 15:58:21,448 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:58:21,988 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:58:21,989 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2022-11-23 15:58:22,028 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/data/08ce22e2b/275993af27944f8f9304055b9bf38bb8/FLAGff9a46be8 [2022-11-23 15:58:22,043 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/data/08ce22e2b/275993af27944f8f9304055b9bf38bb8 [2022-11-23 15:58:22,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:58:22,047 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:58:22,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:58:22,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:58:22,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:58:22,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:22" (1/1) ... [2022-11-23 15:58:22,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@577941e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:22, skipping insertion in model container [2022-11-23 15:58:22,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:22" (1/1) ... [2022-11-23 15:58:22,066 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:58:22,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:58:24,404 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_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i[113333,113346] [2022-11-23 15:58:24,437 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-23 15:58:24,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a874f4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:24, skipping insertion in model container [2022-11-23 15:58:24,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:58:24,439 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:58:24,441 INFO L158 Benchmark]: Toolchain (without parser) took 2392.79ms. Allocated memory is still 184.5MB. Free memory was 129.9MB in the beginning and 134.4MB in the end (delta: -4.5MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2022-11-23 15:58:24,441 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 119.5MB. Free memory is still 95.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:58:24,442 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2390.33ms. Allocated memory is still 184.5MB. Free memory was 129.9MB in the beginning and 134.4MB in the end (delta: -4.5MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2022-11-23 15:58:24,444 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 119.5MB. Free memory is still 95.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2390.33ms. Allocated memory is still 184.5MB. Free memory was 129.9MB in the beginning and 134.4MB in the end (delta: -4.5MB). Peak memory consumption was 40.2MB. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash eaa36f8d6fc928ee870d520d90a886e60cc81c38519aca196541cff2c50d5a00 --- 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-4e7fbc6 [2022-11-23 15:58:26,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:58:26,735 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:58:26,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:58:26,774 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:58:26,778 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:58:26,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:58:26,784 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:58:26,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:58:26,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:58:26,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:58:26,795 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:58:26,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:58:26,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:58:26,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:58:26,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:58:26,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:58:26,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:58:26,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:58:26,816 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:58:26,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:58:26,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:58:26,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:58:26,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:58:26,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:58:26,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:58:26,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:58:26,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:58:26,837 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:58:26,838 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:58:26,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:58:26,840 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:58:26,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:58:26,842 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:58:26,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:58:26,855 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:58:26,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:58:26,857 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:58:26,857 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:58:26,858 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:58:26,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:58:26,864 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-23 15:58:26,907 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:58:26,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:58:26,909 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:58:26,909 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:58:26,910 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:58:26,910 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:58:26,910 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:58:26,910 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:58:26,910 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:58:26,911 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:58:26,912 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:58:26,912 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:58:26,913 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 15:58:26,913 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 15:58:26,913 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:58:26,913 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 15:58:26,914 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:58:26,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:58:26,914 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-23 15:58:26,914 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-23 15:58:26,914 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-23 15:58:26,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:58:26,915 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 15:58:26,915 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 15:58:26,915 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 15:58:26,915 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:58:26,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:58:26,916 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 15:58:26,916 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:58:26,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:58:26,917 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:58:26,917 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:58:26,917 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 15:58:26,918 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 15:58:26,918 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:58:26,918 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 15:58:26,918 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_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaa36f8d6fc928ee870d520d90a886e60cc81c38519aca196541cff2c50d5a00 [2022-11-23 15:58:27,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:58:27,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:58:27,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:58:27,324 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:58:27,325 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:58:27,326 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2022-11-23 15:58:30,627 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:58:31,229 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:58:31,230 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2022-11-23 15:58:31,277 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/data/13cb3b898/f6a6dedbfbcf498b9f776e7d61e6cb5e/FLAG7ce043a3e [2022-11-23 15:58:31,304 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/bin/utaipan-Q6hlc19bkW/data/13cb3b898/f6a6dedbfbcf498b9f776e7d61e6cb5e [2022-11-23 15:58:31,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:58:31,308 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:58:31,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:58:31,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:58:31,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:58:31,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:31" (1/1) ... [2022-11-23 15:58:31,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59f3774f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:31, skipping insertion in model container [2022-11-23 15:58:31,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:31" (1/1) ... [2022-11-23 15:58:31,324 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:58:31,438 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:58:33,440 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_f9edc49a-92d4-40a8-ac46-68b1c08b0de7/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i[113333,113346] [2022-11-23 15:58:33,457 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-23 15:58:33,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d00ef74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:33, skipping insertion in model container [2022-11-23 15:58:33,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:58:33,458 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:58:33,460 INFO L158 Benchmark]: Toolchain (without parser) took 2151.49ms. Allocated memory is still 92.3MB. Free memory was 62.3MB in the beginning and 62.0MB in the end (delta: 346.2kB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2022-11-23 15:58:33,460 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:58:33,461 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2147.37ms. Allocated memory is still 92.3MB. Free memory was 62.3MB in the beginning and 62.0MB in the end (delta: 321.5kB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2022-11-23 15:58:33,463 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2147.37ms. Allocated memory is still 92.3MB. Free memory was 62.3MB in the beginning and 62.0MB in the end (delta: 321.5kB). Peak memory consumption was 31.0MB. 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