./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be --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 a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 ............................................................................................................................... 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_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be --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 a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:32:21,384 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:32:21,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:32:21,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:32:21,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:32:21,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:32:21,427 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:32:21,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:32:21,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:32:21,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:32:21,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:32:21,437 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:32:21,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:32:21,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:32:21,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:32:21,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:32:21,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:32:21,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:32:21,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:32:21,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:32:21,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:32:21,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:32:21,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:32:21,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:32:21,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:32:21,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:32:21,472 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:32:21,473 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:32:21,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:32:21,476 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:32:21,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:32:21,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:32:21,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:32:21,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:32:21,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:32:21,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:32:21,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:32:21,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:32:21,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:32:21,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:32:21,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:32:21,493 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-21 19:32:21,550 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:32:21,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:32:21,551 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:32:21,551 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:32:21,553 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:32:21,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:32:21,554 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:32:21,554 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:32:21,554 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:32:21,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:32:21,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:32:21,556 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 19:32:21,556 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 19:32:21,557 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 19:32:21,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:32:21,557 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 19:32:21,557 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:32:21,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:32:21,558 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:32:21,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:32:21,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:32:21,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:32:21,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:32:21,559 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:32:21,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:32:21,559 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:32:21,560 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_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2021-10-21 19:32:21,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:32:21,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:32:21,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:32:21,903 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:32:21,904 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:32:21,905 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-10-21 19:32:21,990 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/data/af3ce99f1/e424f0d438a445709fbf7d7de886bcec/FLAG4a9b7e91c [2021-10-21 19:32:22,693 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:32:22,694 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-10-21 19:32:22,739 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/data/af3ce99f1/e424f0d438a445709fbf7d7de886bcec/FLAG4a9b7e91c [2021-10-21 19:32:22,837 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/data/af3ce99f1/e424f0d438a445709fbf7d7de886bcec [2021-10-21 19:32:22,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:32:22,845 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 19:32:22,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:32:22,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:32:22,852 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:32:22,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:32:22" (1/1) ... [2021-10-21 19:32:22,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77e2f378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:32:22, skipping insertion in model container [2021-10-21 19:32:22,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:32:22" (1/1) ... [2021-10-21 19:32:22,863 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:32:22,929 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:32:24,050 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-21 19:32:24,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5776783d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:32:24, skipping insertion in model container [2021-10-21 19:32:24,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:32:24,051 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 19:32:24,053 INFO L168 Benchmark]: Toolchain (without parser) took 1206.87 ms. Allocated memory is still 96.5 MB. Free memory was 57.5 MB in the beginning and 59.4 MB in the end (delta: -2.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-21 19:32:24,054 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 96.5 MB. Free memory was 69.5 MB in the beginning and 69.5 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:32:24,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1203.29 ms. Allocated memory is still 96.5 MB. Free memory was 57.2 MB in the beginning and 59.4 MB in the end (delta: -2.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-21 19:32:24,057 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 96.5 MB. Free memory was 69.5 MB in the beginning and 69.5 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1203.29 ms. Allocated memory is still 96.5 MB. Free memory was 57.2 MB in the beginning and 59.4 MB in the end (delta: -2.2 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: 2308]: 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 0.2.1-dev-e943c26 [2021-10-21 19:32:26,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:32:26,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:32:26,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:32:26,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:32:26,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:32:26,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:32:26,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:32:26,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:32:26,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:32:26,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:32:26,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:32:26,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:32:26,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:32:26,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:32:26,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:32:26,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:32:26,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:32:26,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:32:26,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:32:26,612 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:32:26,613 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:32:26,615 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:32:26,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:32:26,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:32:26,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:32:26,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:32:26,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:32:26,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:32:26,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:32:26,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:32:26,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:32:26,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:32:26,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:32:26,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:32:26,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:32:26,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:32:26,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:32:26,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:32:26,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:32:26,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:32:26,632 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-21 19:32:26,659 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:32:26,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:32:26,660 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:32:26,660 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:32:26,661 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:32:26,661 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:32:26,662 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:32:26,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:32:26,662 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:32:26,662 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:32:26,663 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:32:26,663 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 19:32:26,663 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 19:32:26,663 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 19:32:26,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:32:26,664 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 19:32:26,664 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 19:32:26,664 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 19:32:26,664 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:32:26,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:32:26,665 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:32:26,665 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:32:26,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:32:26,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:32:26,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:32:26,666 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 19:32:26,667 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 19:32:26,667 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:32:26,667 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 19:32:26,667 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_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2021-10-21 19:32:27,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:32:27,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:32:27,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:32:27,059 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:32:27,061 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:32:27,062 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-10-21 19:32:27,144 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/data/42a983473/0c4aa1395e1a46d28e5298c78058219f/FLAGe999ceb89 [2021-10-21 19:32:27,875 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:32:27,876 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-10-21 19:32:27,907 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/data/42a983473/0c4aa1395e1a46d28e5298c78058219f/FLAGe999ceb89 [2021-10-21 19:32:28,004 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74a4d485-9d8b-4b79-a385-2dd1c062e594/bin/uautomizer-j4sWxH34Be/data/42a983473/0c4aa1395e1a46d28e5298c78058219f [2021-10-21 19:32:28,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:32:28,018 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 19:32:28,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:32:28,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:32:28,027 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:32:28,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:32:28" (1/1) ... [2021-10-21 19:32:28,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27dc0a40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:32:28, skipping insertion in model container [2021-10-21 19:32:28,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:32:28" (1/1) ... [2021-10-21 19:32:28,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:32:28,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:32:29,513 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-21 19:32:29,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4283bdfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:32:29, skipping insertion in model container [2021-10-21 19:32:29,515 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:32:29,517 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 19:32:29,521 INFO L168 Benchmark]: Toolchain (without parser) took 1499.88 ms. Allocated memory is still 56.6 MB. Free memory was 29.2 MB in the beginning and 26.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:32:29,523 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 56.6 MB. Free memory is still 37.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:32:29,524 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1495.10 ms. Allocated memory is still 56.6 MB. Free memory was 29.0 MB in the beginning and 26.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:32:29,527 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 56.6 MB. Free memory is still 37.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1495.10 ms. Allocated memory is still 56.6 MB. Free memory was 29.0 MB in the beginning and 26.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: 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...