./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 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/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_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs --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_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/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_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs --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 0.2.1-dev-5709675 [2021-10-16 02:08:25,510 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:08:25,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:08:25,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:08:25,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:08:25,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:08:25,580 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:08:25,583 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:08:25,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:08:25,588 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:08:25,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:08:25,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:08:25,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:08:25,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:08:25,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:08:25,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:08:25,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:08:25,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:08:25,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:08:25,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:08:25,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:08:25,614 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:08:25,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:08:25,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:08:25,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:08:25,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:08:25,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:08:25,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:08:25,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:08:25,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:08:25,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:08:25,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:08:25,636 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:08:25,637 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:08:25,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:08:25,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:08:25,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:08:25,642 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:08:25,642 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:08:25,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:08:25,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:08:25,646 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-16 02:08:25,677 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:08:25,678 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:08:25,679 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:08:25,679 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:08:25,680 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:08:25,680 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:08:25,680 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 02:08:25,681 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:08:25,681 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:08:25,682 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 02:08:25,682 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 02:08:25,682 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:08:25,683 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 02:08:25,683 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 02:08:25,684 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 02:08:25,685 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 02:08:25,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 02:08:25,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:08:25,686 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 02:08:25,686 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:08:25,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:08:25,687 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 02:08:25,687 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 02:08:25,688 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-16 02:08:25,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:08:25,688 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:08:25,689 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:08:25,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:08:25,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:08:25,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:08:25,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:08:25,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:08:25,691 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 02:08:25,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 02:08:25,692 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:08:25,692 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:08:25,693 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_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f970b82998909730b88dfe61ca58aa5d39298617 [2021-10-16 02:08:26,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:08:26,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:08:26,060 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:08:26,062 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:08:26,063 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:08:26,064 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-16 02:08:26,147 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/data/86325a37f/4d18b4766a0a4060bc5e78fafffde064/FLAGefc2a9680 [2021-10-16 02:08:27,054 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:08:27,054 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-16 02:08:27,117 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/data/86325a37f/4d18b4766a0a4060bc5e78fafffde064/FLAGefc2a9680 [2021-10-16 02:08:27,635 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/data/86325a37f/4d18b4766a0a4060bc5e78fafffde064 [2021-10-16 02:08:27,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:08:27,643 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:08:27,647 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:08:27,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:08:27,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:08:27,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:08:27" (1/1) ... [2021-10-16 02:08:27,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@552cc853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:08:27, skipping insertion in model container [2021-10-16 02:08:27,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:08:27" (1/1) ... [2021-10-16 02:08:27,664 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:08:27,770 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:08:29,430 WARN L228 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_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2021-10-16 02:08:29,432 WARN L228 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_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2021-10-16 02:08:29,524 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-16 02:08:29,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16d3fae8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:08:29, skipping insertion in model container [2021-10-16 02:08:29,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:08:29,526 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:08:29,530 INFO L168 Benchmark]: Toolchain (without parser) took 1884.96 ms. Allocated memory was 86.0 MB in the beginning and 123.7 MB in the end (delta: 37.7 MB). Free memory was 63.4 MB in the beginning and 79.3 MB in the end (delta: -15.9 MB). Peak memory consumption was 21.5 MB. Max. memory is 16.1 GB. [2021-10-16 02:08:29,531 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 86.0 MB. Free memory is still 66.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:08:29,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1879.44 ms. Allocated memory was 86.0 MB in the beginning and 123.7 MB in the end (delta: 37.7 MB). Free memory was 63.2 MB in the beginning and 79.3 MB in the end (delta: -16.1 MB). Peak memory consumption was 21.5 MB. Max. memory is 16.1 GB. [2021-10-16 02:08:29,536 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 86.0 MB. Free memory is still 66.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1879.44 ms. Allocated memory was 86.0 MB in the beginning and 123.7 MB in the end (delta: 37.7 MB). Free memory was 63.2 MB in the beginning and 79.3 MB in the end (delta: -16.1 MB). Peak memory consumption was 21.5 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 0.2.1-dev-5709675 [2021-10-16 02:08:32,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:08:32,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:08:32,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:08:32,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:08:32,360 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:08:32,362 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:08:32,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:08:32,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:08:32,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:08:32,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:08:32,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:08:32,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:08:32,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:08:32,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:08:32,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:08:32,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:08:32,384 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:08:32,404 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:08:32,407 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:08:32,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:08:32,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:08:32,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:08:32,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:08:32,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:08:32,419 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:08:32,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:08:32,421 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:08:32,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:08:32,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:08:32,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:08:32,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:08:32,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:08:32,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:08:32,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:08:32,430 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:08:32,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:08:32,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:08:32,432 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:08:32,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:08:32,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:08:32,435 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-16 02:08:32,468 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:08:32,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:08:32,472 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:08:32,473 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:08:32,474 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:08:32,474 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:08:32,474 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:08:32,474 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:08:32,475 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:08:32,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 02:08:32,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 02:08:32,478 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:08:32,478 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 02:08:32,479 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:08:32,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:08:32,479 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 02:08:32,479 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 02:08:32,480 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-16 02:08:32,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:08:32,480 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:08:32,480 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 02:08:32,481 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 02:08:32,481 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:08:32,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:08:32,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 02:08:32,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:08:32,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:08:32,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:08:32,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:08:32,483 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 02:08:32,483 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 02:08:32,484 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:08:32,484 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:08:32,484 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_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f970b82998909730b88dfe61ca58aa5d39298617 [2021-10-16 02:08:32,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:08:32,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:08:32,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:08:32,977 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:08:32,978 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:08:32,979 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-16 02:08:33,059 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/data/6fc9335ca/f156c26b46bd4abe8adfa2b680c55f5a/FLAG65f9e218f [2021-10-16 02:08:34,049 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:08:34,051 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-16 02:08:34,107 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/data/6fc9335ca/f156c26b46bd4abe8adfa2b680c55f5a/FLAG65f9e218f [2021-10-16 02:08:34,535 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/bin/utaipan-mTDlp9Zugs/data/6fc9335ca/f156c26b46bd4abe8adfa2b680c55f5a [2021-10-16 02:08:34,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:08:34,543 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:08:34,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:08:34,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:08:34,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:08:34,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:08:34" (1/1) ... [2021-10-16 02:08:34,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48a14d32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:08:34, skipping insertion in model container [2021-10-16 02:08:34,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:08:34" (1/1) ... [2021-10-16 02:08:34,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:08:34,688 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:08:36,646 WARN L228 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_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2021-10-16 02:08:36,650 WARN L228 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_11b7e85f-8e36-4401-b387-fd3c6a86c9c6/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2021-10-16 02:08:36,708 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-16 02:08:36,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b94a471 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:08:36, skipping insertion in model container [2021-10-16 02:08:36,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:08:36,710 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:08:36,713 INFO L168 Benchmark]: Toolchain (without parser) took 2168.10 ms. Allocated memory was 58.7 MB in the beginning and 81.8 MB in the end (delta: 23.1 MB). Free memory was 30.2 MB in the beginning and 52.9 MB in the end (delta: -22.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. [2021-10-16 02:08:36,715 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 58.7 MB. Free memory was 38.7 MB in the beginning and 38.6 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:08:36,716 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2162.66 ms. Allocated memory was 58.7 MB in the beginning and 81.8 MB in the end (delta: 23.1 MB). Free memory was 30.0 MB in the beginning and 52.9 MB in the end (delta: -22.9 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. [2021-10-16 02:08:36,719 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 58.7 MB. Free memory was 38.7 MB in the beginning and 38.6 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2162.66 ms. Allocated memory was 58.7 MB in the beginning and 81.8 MB in the end (delta: 23.1 MB). Free memory was 30.0 MB in the beginning and 52.9 MB in the end (delta: -22.9 MB). Peak memory consumption was 13.7 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...