./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI --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 f970b82998909730b88dfe61ca58aa5d39298617 ........................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI --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 f970b82998909730b88dfe61ca58aa5d39298617 ........................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:28:49,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:28:49,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:28:49,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:28:49,411 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:28:49,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:28:49,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:28:49,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:28:49,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:28:49,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:28:49,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:28:49,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:28:49,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:28:49,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:28:49,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:28:49,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:28:49,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:28:49,430 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:28:49,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:28:49,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:28:49,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:28:49,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:28:49,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:28:49,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:28:49,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:28:49,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:28:49,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:28:49,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:28:49,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:28:49,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:28:49,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:28:49,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:28:49,452 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:28:49,453 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:28:49,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:28:49,455 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:28:49,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:28:49,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:28:49,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:28:49,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:28:49,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:28:49,460 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-11 02:28:49,485 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:28:49,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:28:49,486 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:28:49,486 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:28:49,487 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:28:49,487 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:28:49,487 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:28:49,488 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:28:49,488 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:28:49,488 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:28:49,488 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:28:49,489 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:28:49,489 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:28:49,489 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:28:49,489 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:28:49,490 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:28:49,490 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:28:49,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:28:49,491 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:28:49,491 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:28:49,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:28:49,492 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:28:49,492 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:28:49,492 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:28:49,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:28:49,493 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:28:49,493 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:28:49,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:28:49,494 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:28:49,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:28:49,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:28:49,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:28:49,495 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:28:49,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:28:49,495 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:28:49,496 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:28:49,496 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_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f970b82998909730b88dfe61ca58aa5d39298617 [2021-10-11 02:28:49,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:28:49,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:28:49,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:28:49,831 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:28:49,832 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:28:49,833 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-11 02:28:49,905 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/data/7db09a9d6/68e860860c5c47c8acbecbd33cd35693/FLAGb1b17cf3e [2021-10-11 02:28:50,739 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:28:50,740 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-11 02:28:50,793 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/data/7db09a9d6/68e860860c5c47c8acbecbd33cd35693/FLAGb1b17cf3e [2021-10-11 02:28:50,830 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/data/7db09a9d6/68e860860c5c47c8acbecbd33cd35693 [2021-10-11 02:28:50,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:28:50,837 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:28:50,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:50,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:28:50,845 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:28:50,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:50" (1/1) ... [2021-10-11 02:28:50,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c9da1fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:50, skipping insertion in model container [2021-10-11 02:28:50,850 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:50" (1/1) ... [2021-10-11 02:28:50,859 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:28:50,984 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:52,652 WARN L226 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_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2021-10-11 02:28:52,663 WARN L226 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_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2021-10-11 02:28:52,739 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-11 02:28:52,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5dec5fdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:52, skipping insertion in model container [2021-10-11 02:28:52,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:52,748 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:28:52,750 INFO L168 Benchmark]: Toolchain (without parser) took 1911.85 ms. Allocated memory is still 111.1 MB. Free memory was 70.3 MB in the beginning and 66.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 12.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:52,752 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 111.1 MB. Free memory is still 92.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:28:52,754 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1908.09 ms. Allocated memory is still 111.1 MB. Free memory was 70.1 MB in the beginning and 66.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 12.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:52,757 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 111.1 MB. Free memory is still 92.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1908.09 ms. Allocated memory is still 111.1 MB. Free memory was 70.1 MB in the beginning and 66.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 12.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:28:55,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:28:55,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:28:55,237 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:28:55,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:28:55,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:28:55,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:28:55,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:28:55,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:28:55,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:28:55,267 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:28:55,269 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:28:55,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:28:55,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:28:55,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:28:55,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:28:55,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:28:55,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:28:55,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:28:55,292 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:28:55,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:28:55,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:28:55,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:28:55,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:28:55,311 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:28:55,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:28:55,312 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:28:55,314 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:28:55,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:28:55,316 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:28:55,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:28:55,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:28:55,320 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:28:55,321 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:28:55,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:28:55,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:28:55,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:28:55,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:28:55,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:28:55,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:28:55,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:28:55,328 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-11 02:28:55,377 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:28:55,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:28:55,379 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:28:55,379 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:28:55,379 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:28:55,380 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:28:55,380 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:28:55,380 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:28:55,381 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:28:55,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:28:55,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:28:55,384 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:28:55,384 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:28:55,384 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:28:55,384 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:28:55,385 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:28:55,385 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:28:55,385 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:28:55,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:28:55,386 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:28:55,386 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:28:55,386 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:28:55,386 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:28:55,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:28:55,387 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:28:55,387 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:28:55,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:28:55,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:28:55,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:28:55,388 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:28:55,388 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:28:55,389 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:28:55,389 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:28:55,389 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_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f970b82998909730b88dfe61ca58aa5d39298617 [2021-10-11 02:28:55,777 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:28:55,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:28:55,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:28:55,816 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:28:55,817 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:28:55,818 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-11 02:28:55,905 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/data/bda1fe7ba/8fb90611c4c64c9283a7fdd1437500a4/FLAG7bb500499 [2021-10-11 02:28:56,852 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:28:56,852 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-11 02:28:56,902 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/data/bda1fe7ba/8fb90611c4c64c9283a7fdd1437500a4/FLAG7bb500499 [2021-10-11 02:28:56,922 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/bin/utaipan-WLngWcDbfI/data/bda1fe7ba/8fb90611c4c64c9283a7fdd1437500a4 [2021-10-11 02:28:56,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:28:56,928 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:28:56,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:56,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:28:56,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:28:56,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:56" (1/1) ... [2021-10-11 02:28:56,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@744a8042 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:56, skipping insertion in model container [2021-10-11 02:28:56,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:56" (1/1) ... [2021-10-11 02:28:56,951 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:28:57,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:58,582 WARN L226 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_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2021-10-11 02:28:58,585 WARN L226 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_0ca2bb21-959a-48ee-826b-7a68ea9b00d2/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2021-10-11 02:28:58,633 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-11 02:28:58,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@37377e0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:58, skipping insertion in model container [2021-10-11 02:28:58,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:58,635 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:28:58,637 INFO L168 Benchmark]: Toolchain (without parser) took 1707.66 ms. Allocated memory was 62.9 MB in the beginning and 92.3 MB in the end (delta: 29.4 MB). Free memory was 37.0 MB in the beginning and 52.7 MB in the end (delta: -15.7 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:58,638 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 62.9 MB. Free memory is still 43.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:28:58,639 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1702.27 ms. Allocated memory was 62.9 MB in the beginning and 92.3 MB in the end (delta: 29.4 MB). Free memory was 36.8 MB in the beginning and 52.7 MB in the end (delta: -15.9 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:58,641 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 62.9 MB. Free memory is still 43.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1702.27 ms. Allocated memory was 62.9 MB in the beginning and 92.3 MB in the end (delta: 29.4 MB). Free memory was 36.8 MB in the beginning and 52.7 MB in the end (delta: -15.9 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...