./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/cut-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/cut-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V --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 0d17576374f1be40162ae89219b15ebc97bd9f048ec412f80b7dc1d0cd5c0ddb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:10:25,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:10:25,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:10:25,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:10:25,411 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:10:25,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:10:25,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:10:25,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:10:25,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:10:25,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:10:25,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:10:25,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:10:25,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:10:25,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:10:25,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:10:25,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:10:25,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:10:25,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:10:25,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:10:25,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:10:25,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:10:25,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:10:25,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:10:25,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:10:25,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:10:25,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:10:25,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:10:25,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:10:25,481 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:10:25,482 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:10:25,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:10:25,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:10:25,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:10:25,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:10:25,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:10:25,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:10:25,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:10:25,493 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:10:25,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:10:25,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:10:25,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:10:25,497 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-23 03:10:25,552 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:10:25,553 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:10:25,554 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:10:25,554 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:10:25,556 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:10:25,556 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:10:25,556 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:10:25,557 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:10:25,557 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:10:25,557 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 03:10:25,559 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:10:25,559 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:10:25,559 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 03:10:25,560 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 03:10:25,560 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:10:25,560 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 03:10:25,560 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 03:10:25,561 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 03:10:25,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 03:10:25,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 03:10:25,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:10:25,565 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 03:10:25,565 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 03:10:25,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:10:25,566 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 03:10:25,566 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 03:10:25,566 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 03:10:25,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:10:25,567 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 03:10:25,567 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:10:25,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:10:25,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:10:25,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:10:25,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:10:25,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:10:25,569 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 03:10:25,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 03:10:25,570 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:10:25,570 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:10:25,570 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_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d17576374f1be40162ae89219b15ebc97bd9f048ec412f80b7dc1d0cd5c0ddb [2021-11-23 03:10:25,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:10:25,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:10:25,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:10:25,980 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:10:25,981 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:10:25,982 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/busybox-1.22.0/cut-2.i [2021-11-23 03:10:26,081 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/data/a6b3fb192/b3a3a99701aa421faae499b19a910b27/FLAG37ddfa13e [2021-11-23 03:10:27,009 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:10:27,012 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/sv-benchmarks/c/busybox-1.22.0/cut-2.i [2021-11-23 03:10:27,062 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/data/a6b3fb192/b3a3a99701aa421faae499b19a910b27/FLAG37ddfa13e [2021-11-23 03:10:27,566 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/data/a6b3fb192/b3a3a99701aa421faae499b19a910b27 [2021-11-23 03:10:27,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:10:27,570 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:10:27,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:10:27,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:10:27,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:10:27,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:10:27" (1/1) ... [2021-11-23 03:10:27,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f69c1ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:27, skipping insertion in model container [2021-11-23 03:10:27,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:10:27" (1/1) ... [2021-11-23 03:10:27,585 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:10:27,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:10:29,217 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-23 03:10:29,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@449de0b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:29, skipping insertion in model container [2021-11-23 03:10:29,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:10:29,220 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 03:10:29,223 INFO L158 Benchmark]: Toolchain (without parser) took 1651.09ms. Allocated memory was 96.5MB in the beginning and 130.0MB in the end (delta: 33.6MB). Free memory was 53.7MB in the beginning and 87.4MB in the end (delta: -33.7MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2021-11-23 03:10:29,225 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 96.5MB. Free memory is still 75.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:10:29,228 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1648.00ms. Allocated memory was 96.5MB in the beginning and 130.0MB in the end (delta: 33.6MB). Free memory was 53.4MB in the beginning and 87.4MB in the end (delta: -33.9MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2021-11-23 03:10:29,231 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 96.5MB. Free memory is still 75.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1648.00ms. Allocated memory was 96.5MB in the beginning and 130.0MB in the end (delta: 33.6MB). Free memory was 53.4MB in the beginning and 87.4MB in the end (delta: -33.9MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2324]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/cut-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V --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 0d17576374f1be40162ae89219b15ebc97bd9f048ec412f80b7dc1d0cd5c0ddb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:10:31,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:10:31,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:10:31,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:10:31,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:10:31,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:10:31,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:10:31,946 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:10:31,951 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:10:31,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:10:31,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:10:31,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:10:31,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:10:31,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:10:31,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:10:31,974 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:10:31,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:10:31,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:10:31,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:10:31,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:10:31,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:10:31,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:10:31,999 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:10:32,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:10:32,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:10:32,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:10:32,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:10:32,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:10:32,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:10:32,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:10:32,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:10:32,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:10:32,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:10:32,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:10:32,025 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:10:32,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:10:32,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:10:32,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:10:32,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:10:32,030 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:10:32,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:10:32,037 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-23 03:10:32,086 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:10:32,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:10:32,087 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:10:32,088 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:10:32,089 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:10:32,089 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:10:32,090 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:10:32,090 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:10:32,091 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:10:32,091 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:10:32,093 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:10:32,093 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:10:32,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 03:10:32,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 03:10:32,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:10:32,096 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 03:10:32,097 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 03:10:32,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:10:32,097 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 03:10:32,098 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 03:10:32,098 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 03:10:32,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:10:32,099 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 03:10:32,099 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 03:10:32,099 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 03:10:32,100 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:10:32,100 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:10:32,101 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 03:10:32,101 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:10:32,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:10:32,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:10:32,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:10:32,103 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 03:10:32,103 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 03:10:32,104 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:10:32,104 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:10:32,104 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_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d17576374f1be40162ae89219b15ebc97bd9f048ec412f80b7dc1d0cd5c0ddb [2021-11-23 03:10:32,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:10:32,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:10:32,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:10:32,598 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:10:32,600 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:10:32,602 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/busybox-1.22.0/cut-2.i [2021-11-23 03:10:32,679 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/data/d7c9ef92b/0c79541dddc641bd824d0cd4c73bc71a/FLAG7c27445da [2021-11-23 03:10:33,565 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:10:33,565 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/sv-benchmarks/c/busybox-1.22.0/cut-2.i [2021-11-23 03:10:33,604 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/data/d7c9ef92b/0c79541dddc641bd824d0cd4c73bc71a/FLAG7c27445da [2021-11-23 03:10:34,113 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12920fa0-2403-4149-8d02-81be46f6e7e0/bin/utaipan-EQgc7hIp5V/data/d7c9ef92b/0c79541dddc641bd824d0cd4c73bc71a [2021-11-23 03:10:34,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:10:34,118 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:10:34,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:10:34,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:10:34,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:10:34,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:10:34" (1/1) ... [2021-11-23 03:10:34,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@126a5810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:34, skipping insertion in model container [2021-11-23 03:10:34,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:10:34" (1/1) ... [2021-11-23 03:10:34,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:10:34,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:10:36,169 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-23 03:10:36,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@24277cf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:36, skipping insertion in model container [2021-11-23 03:10:36,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:10:36,173 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 03:10:36,177 INFO L158 Benchmark]: Toolchain (without parser) took 2057.08ms. Allocated memory is still 75.5MB. Free memory was 47.2MB in the beginning and 42.2MB in the end (delta: 5.0MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2021-11-23 03:10:36,178 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 54.5MB. Free memory is still 34.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:10:36,180 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2052.93ms. Allocated memory is still 75.5MB. Free memory was 47.0MB in the beginning and 42.2MB in the end (delta: 4.9MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2021-11-23 03:10:36,182 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 54.5MB. Free memory is still 34.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2052.93ms. Allocated memory is still 75.5MB. Free memory was 47.0MB in the beginning and 42.2MB in the end (delta: 4.9MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2324]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN