./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/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_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt --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 d4f3beee7d9a211cc04d5df24adf0d3371004e18 ............................................................................................................................... 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_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/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_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt --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 d4f3beee7d9a211cc04d5df24adf0d3371004e18 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-12 23:59:01,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-12 23:59:01,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-12 23:59:01,503 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-12 23:59:01,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-12 23:59:01,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-12 23:59:01,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-12 23:59:01,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-12 23:59:01,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-12 23:59:01,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-12 23:59:01,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-12 23:59:01,517 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-12 23:59:01,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-12 23:59:01,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-12 23:59:01,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-12 23:59:01,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-12 23:59:01,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-12 23:59:01,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-12 23:59:01,527 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-12 23:59:01,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-12 23:59:01,531 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-12 23:59:01,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-12 23:59:01,535 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-12 23:59:01,536 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-12 23:59:01,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-12 23:59:01,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-12 23:59:01,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-12 23:59:01,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-12 23:59:01,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-12 23:59:01,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-12 23:59:01,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-12 23:59:01,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-12 23:59:01,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-12 23:59:01,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-12 23:59:01,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-12 23:59:01,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-12 23:59:01,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-12 23:59:01,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-12 23:59:01,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-12 23:59:01,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-12 23:59:01,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-12 23:59:01,556 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-12 23:59:01,595 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-12 23:59:01,596 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-12 23:59:01,596 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-12 23:59:01,597 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-12 23:59:01,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-12 23:59:01,598 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-12 23:59:01,599 INFO L138 SettingsManager]: * Use SBE=true [2021-10-12 23:59:01,599 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-12 23:59:01,599 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-12 23:59:01,600 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-12 23:59:01,601 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-12 23:59:01,601 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-12 23:59:01,601 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-12 23:59:01,601 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-12 23:59:01,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-12 23:59:01,602 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-12 23:59:01,602 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-12 23:59:01,602 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-12 23:59:01,603 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-12 23:59:01,603 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-12 23:59:01,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-12 23:59:01,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-12 23:59:01,604 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-12 23:59:01,604 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-12 23:59:01,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-12 23:59:01,605 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-12 23:59:01,605 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_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4f3beee7d9a211cc04d5df24adf0d3371004e18 [2021-10-12 23:59:01,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-12 23:59:02,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-12 23:59:02,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-12 23:59:02,015 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-12 23:59:02,016 INFO L275 PluginConnector]: CDTParser initialized [2021-10-12 23:59:02,017 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2021-10-12 23:59:02,104 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/data/ef6e33a84/338b3d6c207e4a8498a0fa910fd672d2/FLAGe2702cb5e [2021-10-12 23:59:02,919 INFO L306 CDTParser]: Found 1 translation units. [2021-10-12 23:59:02,920 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2021-10-12 23:59:02,946 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/data/ef6e33a84/338b3d6c207e4a8498a0fa910fd672d2/FLAGe2702cb5e [2021-10-12 23:59:02,974 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/data/ef6e33a84/338b3d6c207e4a8498a0fa910fd672d2 [2021-10-12 23:59:02,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-12 23:59:02,983 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-12 23:59:02,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-12 23:59:02,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-12 23:59:02,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-12 23:59:02,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:59:02" (1/1) ... [2021-10-12 23:59:02,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@592437a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:02, skipping insertion in model container [2021-10-12 23:59:02,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:59:02" (1/1) ... [2021-10-12 23:59:02,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-12 23:59:03,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-12 23:59:04,505 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 [2021-10-12 23:59:04,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1551694a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:04, skipping insertion in model container [2021-10-12 23:59:04,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-12 23:59:04,507 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-12 23:59:04,509 INFO L168 Benchmark]: Toolchain (without parser) took 1525.07 ms. Allocated memory is still 98.6 MB. Free memory was 72.1 MB in the beginning and 54.5 MB in the end (delta: 17.7 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2021-10-12 23:59:04,510 INFO L168 Benchmark]: CDTParser took 0.70 ms. Allocated memory is still 98.6 MB. Free memory is still 72.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-12 23:59:04,511 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1520.83 ms. Allocated memory is still 98.6 MB. Free memory was 71.9 MB in the beginning and 54.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2021-10-12 23:59:04,512 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70 ms. Allocated memory is still 98.6 MB. Free memory is still 72.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1520.83 ms. Allocated memory is still 98.6 MB. Free memory was 71.9 MB in the beginning and 54.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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-4e77c04 [2021-10-12 23:59:06,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-12 23:59:06,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-12 23:59:06,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-12 23:59:06,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-12 23:59:06,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-12 23:59:06,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-12 23:59:06,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-12 23:59:06,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-12 23:59:06,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-12 23:59:06,928 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-12 23:59:06,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-12 23:59:06,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-12 23:59:06,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-12 23:59:06,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-12 23:59:06,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-12 23:59:06,944 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-12 23:59:06,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-12 23:59:06,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-12 23:59:06,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-12 23:59:06,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-12 23:59:06,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-12 23:59:06,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-12 23:59:06,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-12 23:59:06,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-12 23:59:06,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-12 23:59:06,976 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-12 23:59:06,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-12 23:59:06,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-12 23:59:06,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-12 23:59:06,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-12 23:59:06,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-12 23:59:06,985 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-12 23:59:06,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-12 23:59:06,987 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-12 23:59:06,988 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-12 23:59:06,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-12 23:59:06,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-12 23:59:06,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-12 23:59:06,992 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-12 23:59:06,993 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-12 23:59:06,994 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-12 23:59:07,043 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-12 23:59:07,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-12 23:59:07,044 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-12 23:59:07,044 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-12 23:59:07,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-12 23:59:07,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-12 23:59:07,047 INFO L138 SettingsManager]: * Use SBE=true [2021-10-12 23:59:07,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-12 23:59:07,048 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-12 23:59:07,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-12 23:59:07,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-12 23:59:07,050 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-12 23:59:07,050 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-12 23:59:07,050 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-12 23:59:07,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-12 23:59:07,051 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-12 23:59:07,051 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-12 23:59:07,051 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-12 23:59:07,051 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-12 23:59:07,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-12 23:59:07,052 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-12 23:59:07,052 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-12 23:59:07,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-12 23:59:07,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-12 23:59:07,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-12 23:59:07,053 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-12 23:59:07,054 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-12 23:59:07,054 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-12 23:59:07,054 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-12 23:59:07,054 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_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4f3beee7d9a211cc04d5df24adf0d3371004e18 [2021-10-12 23:59:07,453 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-12 23:59:07,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-12 23:59:07,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-12 23:59:07,488 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-12 23:59:07,490 INFO L275 PluginConnector]: CDTParser initialized [2021-10-12 23:59:07,491 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2021-10-12 23:59:07,572 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/data/07d86e5c1/9bbf4a1cbff94791823d9069cdb10609/FLAG723a85e43 [2021-10-12 23:59:08,402 INFO L306 CDTParser]: Found 1 translation units. [2021-10-12 23:59:08,403 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2021-10-12 23:59:08,445 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/data/07d86e5c1/9bbf4a1cbff94791823d9069cdb10609/FLAG723a85e43 [2021-10-12 23:59:08,951 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0510b4-a79a-4535-a2ca-a6a5906daf5a/bin/uautomizer-WNIpwEf4Nt/data/07d86e5c1/9bbf4a1cbff94791823d9069cdb10609 [2021-10-12 23:59:08,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-12 23:59:08,955 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-12 23:59:08,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-12 23:59:08,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-12 23:59:08,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-12 23:59:08,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:59:08" (1/1) ... [2021-10-12 23:59:08,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483e21e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:08, skipping insertion in model container [2021-10-12 23:59:08,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:59:08" (1/1) ... [2021-10-12 23:59:08,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-12 23:59:09,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-12 23:59:10,770 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 [2021-10-12 23:59:10,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7c0ae3b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:10, skipping insertion in model container [2021-10-12 23:59:10,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-12 23:59:10,772 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-12 23:59:10,774 INFO L168 Benchmark]: Toolchain (without parser) took 1818.21 ms. Allocated memory was 69.2 MB in the beginning and 98.6 MB in the end (delta: 29.4 MB). Free memory was 46.0 MB in the beginning and 65.7 MB in the end (delta: -19.7 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. [2021-10-12 23:59:10,775 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 69.2 MB. Free memory was 51.1 MB in the beginning and 51.0 MB in the end (delta: 54.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-12 23:59:10,777 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1815.48 ms. Allocated memory was 69.2 MB in the beginning and 98.6 MB in the end (delta: 29.4 MB). Free memory was 45.9 MB in the beginning and 65.7 MB in the end (delta: -19.8 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. [2021-10-12 23:59:10,779 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 69.2 MB. Free memory was 51.1 MB in the beginning and 51.0 MB in the end (delta: 54.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1815.48 ms. Allocated memory was 69.2 MB in the beginning and 98.6 MB in the end (delta: 29.4 MB). Free memory was 45.9 MB in the beginning and 65.7 MB in the end (delta: -19.8 MB). Peak memory consumption was 15.6 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...