./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 ............................................................................................................................... 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_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:30:51,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:30:51,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:30:51,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:30:51,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:30:51,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:30:51,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:30:51,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:30:51,477 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:30:51,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:30:51,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:30:51,489 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:30:51,489 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:30:51,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:30:51,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:30:51,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:30:51,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:30:51,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:30:51,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:30:51,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:30:51,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:30:51,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:30:51,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:30:51,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:30:51,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:30:51,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:30:51,532 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:30:51,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:30:51,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:30:51,535 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:30:51,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:30:51,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:30:51,537 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:30:51,538 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:30:51,539 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:30:51,540 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:30:51,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:30:51,541 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:30:51,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:30:51,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:30:51,543 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:30:51,544 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-28 23:30:51,569 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:30:51,570 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:30:51,570 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:30:51,570 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:30:51,571 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:30:51,572 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:30:51,572 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:30:51,572 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:30:51,572 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:30:51,572 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:30:51,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:30:51,573 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 23:30:51,573 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 23:30:51,573 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 23:30:51,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:30:51,574 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 23:30:51,574 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:30:51,574 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:30:51,574 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:30:51,575 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:30:51,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:30:51,575 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:30:51,575 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:30:51,575 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:30:51,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:30:51,576 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:30:51,576 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 [2021-10-28 23:30:51,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:30:51,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:30:51,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:30:51,894 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:30:51,895 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:30:51,896 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2021-10-28 23:30:51,976 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/data/0767fc433/a166de8ec0c240e1926259f6f739433c/FLAG66c09b282 [2021-10-28 23:30:52,709 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:30:52,710 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2021-10-28 23:30:52,739 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/data/0767fc433/a166de8ec0c240e1926259f6f739433c/FLAG66c09b282 [2021-10-28 23:30:52,804 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/data/0767fc433/a166de8ec0c240e1926259f6f739433c [2021-10-28 23:30:52,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:30:52,813 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 23:30:52,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:30:52,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:30:52,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:30:52,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:30:52" (1/1) ... [2021-10-28 23:30:52,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2401b504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:30:52, skipping insertion in model container [2021-10-28 23:30:52,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:30:52" (1/1) ... [2021-10-28 23:30:52,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:30:52,932 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:30:54,254 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-28 23:30:54,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@652181e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:30:54, skipping insertion in model container [2021-10-28 23:30:54,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:30:54,256 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 23:30:54,258 INFO L168 Benchmark]: Toolchain (without parser) took 1444.02 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 44.9 MB in the beginning and 69.9 MB in the end (delta: -25.0 MB). Peak memory consumption was 1.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:30:54,259 INFO L168 Benchmark]: CDTParser took 0.67 ms. Allocated memory is still 86.0 MB. Free memory is still 66.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:30:54,260 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1424.59 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 64.3 MB in the beginning and 69.9 MB in the end (delta: -5.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:30:54,262 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 ms. Allocated memory is still 86.0 MB. Free memory is still 66.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1424.59 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 64.3 MB in the beginning and 69.9 MB in the end (delta: -5.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:30:56,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:30:56,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:30:56,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:30:56,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:30:56,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:30:56,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:30:56,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:30:56,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:30:56,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:30:56,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:30:56,701 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:30:56,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:30:56,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:30:56,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:30:56,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:30:56,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:30:56,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:30:56,720 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:30:56,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:30:56,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:30:56,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:30:56,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:30:56,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:30:56,746 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:30:56,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:30:56,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:30:56,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:30:56,753 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:30:56,754 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:30:56,755 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:30:56,756 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:30:56,758 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:30:56,759 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:30:56,761 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:30:56,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:30:56,762 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:30:56,763 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:30:56,763 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:30:56,765 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:30:56,766 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:30:56,766 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-28 23:30:56,817 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:30:56,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:30:56,818 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:30:56,818 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:30:56,821 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:30:56,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:30:56,821 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:30:56,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:30:56,822 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:30:56,822 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:30:56,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:30:56,824 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 23:30:56,824 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 23:30:56,824 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 23:30:56,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:30:56,825 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 23:30:56,825 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 23:30:56,825 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 23:30:56,825 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:30:56,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:30:56,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:30:56,826 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:30:56,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:30:56,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:30:56,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:30:56,827 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 23:30:56,828 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 23:30:56,828 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:30:56,828 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 23:30:56,828 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_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 [2021-10-28 23:30:57,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:30:57,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:30:57,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:30:57,229 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:30:57,230 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:30:57,231 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2021-10-28 23:30:57,321 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/data/8b960b14d/ab9415d43b754240a55d49a2a517b2e3/FLAGaf8882fe6 [2021-10-28 23:30:58,297 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:30:58,298 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2021-10-28 23:30:58,344 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/data/8b960b14d/ab9415d43b754240a55d49a2a517b2e3/FLAGaf8882fe6 [2021-10-28 23:30:58,788 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce47d1b-2aee-4c0c-8df4-0da0b55ebcfe/bin/uautomizer-GMMbpWq8iD/data/8b960b14d/ab9415d43b754240a55d49a2a517b2e3 [2021-10-28 23:30:58,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:30:58,793 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 23:30:58,796 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:30:58,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:30:58,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:30:58,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:30:58" (1/1) ... [2021-10-28 23:30:58,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a1f4931 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:30:58, skipping insertion in model container [2021-10-28 23:30:58,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:30:58" (1/1) ... [2021-10-28 23:30:58,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:30:58,924 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:31:00,403 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-28 23:31:00,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ad47735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:31:00, skipping insertion in model container [2021-10-28 23:31:00,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:31:00,404 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 23:31:00,407 INFO L168 Benchmark]: Toolchain (without parser) took 1612.55 ms. Allocated memory was 65.0 MB in the beginning and 96.5 MB in the end (delta: 31.5 MB). Free memory was 39.8 MB in the beginning and 63.6 MB in the end (delta: -23.8 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:31:00,408 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 65.0 MB. Free memory is still 46.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:31:00,409 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1607.89 ms. Allocated memory was 65.0 MB in the beginning and 96.5 MB in the end (delta: 31.5 MB). Free memory was 39.6 MB in the beginning and 63.6 MB in the end (delta: -24.0 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:31:00,411 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 65.0 MB. Free memory is still 46.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1607.89 ms. Allocated memory was 65.0 MB in the beginning and 96.5 MB in the end (delta: 31.5 MB). Free memory was 39.6 MB in the beginning and 63.6 MB in the end (delta: -24.0 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...