./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7 --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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:11:21,786 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:11:21,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:11:21,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:11:21,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:11:21,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:11:21,844 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:11:21,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:11:21,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:11:21,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:11:21,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:11:21,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:11:21,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:11:21,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:11:21,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:11:21,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:11:21,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:11:21,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:11:21,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:11:21,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:11:21,887 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:11:21,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:11:21,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:11:21,893 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:11:21,903 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:11:21,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:11:21,904 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:11:21,906 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:11:21,907 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:11:21,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:11:21,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:11:21,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:11:21,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:11:21,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:11:21,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:11:21,915 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:11:21,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:11:21,916 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:11:21,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:11:21,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:11:21,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:11:21,919 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-25 18:11:21,943 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:11:21,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:11:21,943 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:11:21,944 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:11:21,944 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:11:21,945 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:11:21,945 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:11:21,945 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:11:21,945 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:11:21,946 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 18:11:21,946 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:11:21,946 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:11:21,946 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 18:11:21,947 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 18:11:21,947 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:11:21,947 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 18:11:21,947 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 18:11:21,948 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 18:11:21,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 18:11:21,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 18:11:21,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:11:21,949 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 18:11:21,949 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:11:21,950 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:11:21,950 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 18:11:21,950 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 18:11:21,950 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-25 18:11:21,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:11:21,951 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 18:11:21,951 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:11:21,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:11:21,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:11:21,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:11:21,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:11:21,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:11:21,952 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 18:11:21,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 18:11:21,953 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:11:21,953 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:11:21,953 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2021-11-25 18:11:22,297 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:11:22,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:11:22,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:11:22,327 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:11:22,331 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:11:22,333 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-11-25 18:11:22,395 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/data/69649f103/42387c66dc9b4f05aa5014591379ec22/FLAG22eb846a3 [2021-11-25 18:11:23,204 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:11:23,205 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-11-25 18:11:23,242 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/data/69649f103/42387c66dc9b4f05aa5014591379ec22/FLAG22eb846a3 [2021-11-25 18:11:23,329 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/data/69649f103/42387c66dc9b4f05aa5014591379ec22 [2021-11-25 18:11:23,333 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:11:23,335 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:11:23,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:11:23,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:11:23,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:11:23,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:11:23" (1/1) ... [2021-11-25 18:11:23,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9d4c614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:23, skipping insertion in model container [2021-11-25 18:11:23,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:11:23" (1/1) ... [2021-11-25 18:11:23,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:11:23,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:11:24,590 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 [2021-11-25 18:11:24,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@9dcf1d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:24, skipping insertion in model container [2021-11-25 18:11:24,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:11:24,592 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 18:11:24,594 INFO L158 Benchmark]: Toolchain (without parser) took 1258.17ms. Allocated memory was 90.2MB in the beginning and 138.4MB in the end (delta: 48.2MB). Free memory was 46.4MB in the beginning and 95.6MB in the end (delta: -49.2MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2021-11-25 18:11:24,595 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 90.2MB. Free memory is still 67.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 18:11:24,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1252.22ms. Allocated memory was 90.2MB in the beginning and 138.4MB in the end (delta: 48.2MB). Free memory was 46.2MB in the beginning and 95.6MB in the end (delta: -49.4MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2021-11-25 18:11:24,598 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 90.2MB. Free memory is still 67.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1252.22ms. Allocated memory was 90.2MB in the beginning and 138.4MB in the end (delta: 48.2MB). Free memory was 46.2MB in the beginning and 95.6MB in the end (delta: -49.4MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7 --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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:11:26,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:11:26,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:11:26,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:11:26,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:11:26,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:11:26,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:11:26,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:11:26,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:11:26,964 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:11:26,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:11:26,967 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:11:26,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:11:26,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:11:26,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:11:26,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:11:26,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:11:26,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:11:26,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:11:26,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:11:26,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:11:26,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:11:26,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:11:26,985 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:11:26,989 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:11:26,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:11:26,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:11:26,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:11:26,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:11:26,993 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:11:26,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:11:26,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:11:26,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:11:26,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:11:27,010 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:11:27,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:11:27,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:11:27,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:11:27,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:11:27,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:11:27,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:11:27,017 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-25 18:11:27,070 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:11:27,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:11:27,070 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:11:27,071 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:11:27,071 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:11:27,072 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:11:27,072 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:11:27,072 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:11:27,072 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:11:27,072 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:11:27,073 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:11:27,073 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:11:27,074 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 18:11:27,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 18:11:27,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:11:27,074 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 18:11:27,074 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:11:27,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:11:27,075 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 18:11:27,075 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 18:11:27,075 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-25 18:11:27,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:11:27,076 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 18:11:27,076 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 18:11:27,076 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 18:11:27,076 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:11:27,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:11:27,077 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 18:11:27,077 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:11:27,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:11:27,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:11:27,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:11:27,078 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 18:11:27,078 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 18:11:27,078 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:11:27,079 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:11:27,079 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_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2021-11-25 18:11:27,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:11:27,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:11:27,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:11:27,479 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:11:27,480 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:11:27,481 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-11-25 18:11:27,553 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/data/88b5db454/fe81653d33064d53a35be51fdb353c8e/FLAGf4abeabc2 [2021-11-25 18:11:28,326 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:11:28,329 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-11-25 18:11:28,362 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/data/88b5db454/fe81653d33064d53a35be51fdb353c8e/FLAGf4abeabc2 [2021-11-25 18:11:28,414 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0509c92b-7471-4d53-8295-3f8fe61d3aff/bin/utaipan-eEHZpOm5b7/data/88b5db454/fe81653d33064d53a35be51fdb353c8e [2021-11-25 18:11:28,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:11:28,420 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:11:28,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:11:28,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:11:28,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:11:28,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:11:28" (1/1) ... [2021-11-25 18:11:28,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cbaa156 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:28, skipping insertion in model container [2021-11-25 18:11:28,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:11:28" (1/1) ... [2021-11-25 18:11:28,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:11:28,523 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:11:29,694 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 [2021-11-25 18:11:29,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79f83ce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:29, skipping insertion in model container [2021-11-25 18:11:29,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:11:29,695 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 18:11:29,697 INFO L158 Benchmark]: Toolchain (without parser) took 1275.64ms. Allocated memory is still 69.2MB. Free memory was 49.2MB in the beginning and 39.8MB in the end (delta: 9.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-25 18:11:29,697 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 18:11:29,698 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1273.23ms. Allocated memory is still 69.2MB. Free memory was 49.1MB in the beginning and 39.8MB in the end (delta: 9.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-25 18:11:29,700 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1273.23ms. Allocated memory is still 69.2MB. Free memory was 49.1MB in the beginning and 39.8MB in the end (delta: 9.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: 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