./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-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_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/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 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 .............................................................................................................................. 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_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/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 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 ................................................................................................................................. 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 19:59:35,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:59:35,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:59:35,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:59:35,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:59:35,477 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:59:35,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:59:35,484 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:59:35,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:59:35,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:59:35,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:59:35,498 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:59:35,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:59:35,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:59:35,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:59:35,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:59:35,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:59:35,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:59:35,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:59:35,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:59:35,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:59:35,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:59:35,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:59:35,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:59:35,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:59:35,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:59:35,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:59:35,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:59:35,549 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:59:35,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:59:35,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:59:35,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:59:35,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:59:35,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:59:35,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:59:35,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:59:35,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:59:35,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:59:35,557 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:59:35,558 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:59:35,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:59:35,562 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-29 19:59:35,608 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:59:35,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:59:35,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:59:35,611 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:59:35,611 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:59:35,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:59:35,612 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 19:59:35,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:59:35,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:59:35,613 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 19:59:35,614 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 19:59:35,614 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 19:59:35,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:59:35,615 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 19:59:35,615 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:59:35,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:59:35,616 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:59:35,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:59:35,616 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 19:59:35,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 19:59:35,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:59:35,617 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:59:35,617 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 19:59:35,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:59:35,618 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:59:35,618 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_454b2013-338f-46cf-822d-74a744038214/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 [2020-11-29 19:59:35,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:59:35,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:59:35,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:59:35,998 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:59:35,999 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:59:36,000 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2020-11-29 19:59:36,082 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/data/76d8c033c/9751d1f17b334c44bbfb9f36ae3edd69/FLAG263759f63 [2020-11-29 19:59:36,862 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:59:36,863 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2020-11-29 19:59:36,916 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/data/76d8c033c/9751d1f17b334c44bbfb9f36ae3edd69/FLAG263759f63 [2020-11-29 19:59:36,960 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/data/76d8c033c/9751d1f17b334c44bbfb9f36ae3edd69 [2020-11-29 19:59:36,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:59:36,965 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 19:59:36,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:59:36,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:59:36,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:59:36,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:59:36" (1/1) ... [2020-11-29 19:59:36,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8134b00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:59:36, skipping insertion in model container [2020-11-29 19:59:36,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:59:36" (1/1) ... [2020-11-29 19:59:36,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:59:37,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:59:38,187 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 [2020-11-29 19:59:38,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5cde9e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:59:38, skipping insertion in model container [2020-11-29 19:59:38,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:59:38,189 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 19:59:38,191 INFO L168 Benchmark]: Toolchain (without parser) took 1225.31 ms. Allocated memory is still 104.9 MB. Free memory was 63.3 MB in the beginning and 67.8 MB in the end (delta: -4.6 MB). Peak memory consumption was 11.9 MB. Max. memory is 16.1 GB. [2020-11-29 19:59:38,193 INFO L168 Benchmark]: CDTParser took 0.66 ms. Allocated memory is still 104.9 MB. Free memory was 83.9 MB in the beginning and 83.8 MB in the end (delta: 60.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:59:38,194 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1222.01 ms. Allocated memory is still 104.9 MB. Free memory was 63.1 MB in the beginning and 67.8 MB in the end (delta: -4.7 MB). Peak memory consumption was 11.9 MB. Max. memory is 16.1 GB. [2020-11-29 19:59:38,196 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 ms. Allocated memory is still 104.9 MB. Free memory was 83.9 MB in the beginning and 83.8 MB in the end (delta: 60.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1222.01 ms. Allocated memory is still 104.9 MB. Free memory was 63.1 MB in the beginning and 67.8 MB in the end (delta: -4.7 MB). Peak memory consumption was 11.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2439]: 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 0.2.0-a4ecdab [2020-11-29 19:59:40,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:59:40,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:59:40,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:59:40,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:59:40,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:59:40,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:59:40,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:59:40,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:59:40,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:59:40,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:59:40,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:59:40,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:59:40,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:59:40,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:59:40,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:59:40,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:59:40,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:59:40,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:59:40,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:59:40,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:59:40,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:59:40,712 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:59:40,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:59:40,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:59:40,721 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:59:40,721 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:59:40,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:59:40,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:59:40,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:59:40,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:59:40,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:59:40,728 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:59:40,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:59:40,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:59:40,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:59:40,731 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:59:40,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:59:40,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:59:40,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:59:40,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:59:40,735 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-29 19:59:40,780 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:59:40,780 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:59:40,784 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:59:40,784 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:59:40,784 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:59:40,785 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:59:40,785 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 19:59:40,785 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:59:40,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:59:40,785 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 19:59:40,787 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 19:59:40,787 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 19:59:40,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:59:40,787 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 19:59:40,787 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 19:59:40,788 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 19:59:40,788 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:59:40,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:59:40,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:59:40,789 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:59:40,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 19:59:40,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 19:59:40,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:59:40,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:59:40,790 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 19:59:40,790 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 19:59:40,790 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:59:40,790 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 19:59:40,791 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_454b2013-338f-46cf-822d-74a744038214/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 [2020-11-29 19:59:41,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:59:41,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:59:41,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:59:41,184 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:59:41,185 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:59:41,187 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2020-11-29 19:59:41,264 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/data/538119713/5d023e250adb4a7cb1685e280a279643/FLAG521aafd67 [2020-11-29 19:59:42,081 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:59:42,082 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2020-11-29 19:59:42,116 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/data/538119713/5d023e250adb4a7cb1685e280a279643/FLAG521aafd67 [2020-11-29 19:59:42,614 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_454b2013-338f-46cf-822d-74a744038214/bin/uautomizer/data/538119713/5d023e250adb4a7cb1685e280a279643 [2020-11-29 19:59:42,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:59:42,618 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 19:59:42,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:59:42,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:59:42,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:59:42,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:59:42" (1/1) ... [2020-11-29 19:59:42,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59eec747 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:59:42, skipping insertion in model container [2020-11-29 19:59:42,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:59:42" (1/1) ... [2020-11-29 19:59:42,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:59:42,716 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:59:44,312 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 [2020-11-29 19:59:44,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@31bc0b9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:59:44, skipping insertion in model container [2020-11-29 19:59:44,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:59:44,314 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 19:59:44,316 INFO L168 Benchmark]: Toolchain (without parser) took 1697.05 ms. Allocated memory is still 65.0 MB. Free memory was 41.0 MB in the beginning and 36.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:59:44,317 INFO L168 Benchmark]: CDTParser took 0.55 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. [2020-11-29 19:59:44,318 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1694.59 ms. Allocated memory is still 65.0 MB. Free memory was 40.8 MB in the beginning and 36.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:59:44,320 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 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 1694.59 ms. Allocated memory is still 65.0 MB. Free memory was 40.8 MB in the beginning and 36.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2439]: 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...