./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer --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 33f1a19988aaf034166ab26d83f342c485d4c498 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer --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 33f1a19988aaf034166ab26d83f342c485d4c498 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 18:33:29,365 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:33:29,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:33:29,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:33:29,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:33:29,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:33:29,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:33:29,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:33:29,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:33:29,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:33:29,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:33:29,485 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:33:29,485 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:33:29,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:33:29,490 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:33:29,491 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:33:29,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:33:29,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:33:29,496 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:33:29,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:33:29,501 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:33:29,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:33:29,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:33:29,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:33:29,515 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:33:29,520 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:33:29,521 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:33:29,522 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:33:29,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:33:29,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:33:29,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:33:29,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:33:29,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:33:29,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:33:29,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:33:29,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:33:29,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:33:29,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:33:29,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:33:29,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:33:29,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:33:29,540 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-29 18:33:29,586 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:33:29,587 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:33:29,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:33:29,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:33:29,590 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 18:33:29,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:33:29,591 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 18:33:29,591 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:33:29,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:33:29,591 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 18:33:29,593 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 18:33:29,593 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 18:33:29,594 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:33:29,594 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 18:33:29,594 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:33:29,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:33:29,595 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 18:33:29,595 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:33:29,595 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 18:33:29,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:33:29,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:33:29,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:33:29,596 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 18:33:29,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 18:33:29,597 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 18:33:29,597 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-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33f1a19988aaf034166ab26d83f342c485d4c498 [2020-11-29 18:33:29,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:33:29,970 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:33:29,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:33:29,976 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:33:29,977 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:33:29,978 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2020-11-29 18:33:30,107 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/data/57d1a2877/30ce0640c9f747a0ac20fbe6692085ab/FLAGb9f0962f0 [2020-11-29 18:33:31,131 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:33:31,132 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2020-11-29 18:33:31,193 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/data/57d1a2877/30ce0640c9f747a0ac20fbe6692085ab/FLAGb9f0962f0 [2020-11-29 18:33:31,634 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/data/57d1a2877/30ce0640c9f747a0ac20fbe6692085ab [2020-11-29 18:33:31,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:33:31,644 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 18:33:31,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:33:31,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:33:31,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:33:31,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:33:31" (1/1) ... [2020-11-29 18:33:31,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29c2b3af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:33:31, skipping insertion in model container [2020-11-29 18:33:31,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:33:31" (1/1) ... [2020-11-29 18:33:31,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:33:31,795 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:33:33,170 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-29 18:33:33,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@398bcfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:33:33, skipping insertion in model container [2020-11-29 18:33:33,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:33:33,171 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 18:33:33,174 INFO L168 Benchmark]: Toolchain (without parser) took 1528.44 ms. Allocated memory is still 125.8 MB. Free memory was 91.1 MB in the beginning and 87.6 MB in the end (delta: 3.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-29 18:33:33,175 INFO L168 Benchmark]: CDTParser took 0.70 ms. Allocated memory is still 83.9 MB. Free memory is still 44.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:33:33,176 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1519.88 ms. Allocated memory is still 125.8 MB. Free memory was 90.8 MB in the beginning and 87.6 MB in the end (delta: 3.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-29 18:33:33,178 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 83.9 MB. Free memory is still 44.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1519.88 ms. Allocated memory is still 125.8 MB. Free memory was 90.8 MB in the beginning and 87.6 MB in the end (delta: 3.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 18:33:35,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:33:35,920 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:33:35,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:33:35,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:33:35,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:33:35,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:33:35,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:33:35,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:33:35,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:33:35,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:33:35,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:33:35,973 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:33:35,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:33:35,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:33:35,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:33:35,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:33:35,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:33:35,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:33:35,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:33:35,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:33:35,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:33:35,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:33:35,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:33:35,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:33:35,998 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:33:35,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:33:36,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:33:36,001 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:33:36,003 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:33:36,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:33:36,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:33:36,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:33:36,007 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:33:36,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:33:36,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:33:36,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:33:36,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:33:36,011 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:33:36,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:33:36,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:33:36,016 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-29 18:33:36,045 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:33:36,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:33:36,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:33:36,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:33:36,048 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 18:33:36,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:33:36,049 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 18:33:36,049 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:33:36,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:33:36,050 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 18:33:36,050 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 18:33:36,050 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 18:33:36,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:33:36,051 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 18:33:36,051 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 18:33:36,052 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 18:33:36,052 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:33:36,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:33:36,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 18:33:36,053 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:33:36,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 18:33:36,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:33:36,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:33:36,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:33:36,054 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 18:33:36,055 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 18:33:36,055 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 18:33:36,055 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 18:33:36,055 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-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33f1a19988aaf034166ab26d83f342c485d4c498 [2020-11-29 18:33:36,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:33:36,514 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:33:36,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:33:36,521 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:33:36,522 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:33:36,524 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2020-11-29 18:33:36,623 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/data/b230e44bb/35c0558e95f3414ba27a83fde6d8605f/FLAG9018b8a34 [2020-11-29 18:33:37,593 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:33:37,595 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2020-11-29 18:33:37,638 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/data/b230e44bb/35c0558e95f3414ba27a83fde6d8605f/FLAG9018b8a34 [2020-11-29 18:33:38,086 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c114d9b8-2687-49a4-90d8-c3374cb76d2c/bin/uautomizer/data/b230e44bb/35c0558e95f3414ba27a83fde6d8605f [2020-11-29 18:33:38,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:33:38,091 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 18:33:38,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:33:38,093 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:33:38,097 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:33:38,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:33:38" (1/1) ... [2020-11-29 18:33:38,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76684c9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:33:38, skipping insertion in model container [2020-11-29 18:33:38,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:33:38" (1/1) ... [2020-11-29 18:33:38,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:33:38,193 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:33:39,870 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-29 18:33:39,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@252b9c9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:33:39, skipping insertion in model container [2020-11-29 18:33:39,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:33:39,872 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 18:33:39,875 INFO L168 Benchmark]: Toolchain (without parser) took 1782.06 ms. Allocated memory is still 65.0 MB. Free memory was 39.2 MB in the beginning and 34.4 MB in the end (delta: 4.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. [2020-11-29 18:33:39,876 INFO L168 Benchmark]: CDTParser took 0.63 ms. Allocated memory is still 50.3 MB. Free memory is still 31.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:33:39,879 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1779.15 ms. Allocated memory is still 65.0 MB. Free memory was 38.9 MB in the beginning and 34.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. [2020-11-29 18:33:39,882 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 ms. Allocated memory is still 50.3 MB. Free memory is still 31.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1779.15 ms. Allocated memory is still 65.0 MB. Free memory was 38.9 MB in the beginning and 34.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: 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...