./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3 --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 ae47ea464d7b3654b12768aa5faafe9c13473b69 ............................................................................................................................... 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_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3 --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 ae47ea464d7b3654b12768aa5faafe9c13473b69 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-15 19:34:14,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:34:14,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:34:14,276 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:34:14,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:34:14,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:34:14,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:34:14,294 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:34:14,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:34:14,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:34:14,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:34:14,308 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:34:14,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:34:14,312 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:34:14,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:34:14,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:34:14,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:34:14,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:34:14,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:34:14,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:34:14,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:34:14,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:34:14,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:34:14,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:34:14,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:34:14,352 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:34:14,352 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:34:14,354 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:34:14,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:34:14,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:34:14,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:34:14,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:34:14,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:34:14,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:34:14,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:34:14,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:34:14,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:34:14,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:34:14,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:34:14,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:34:14,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:34:14,369 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-15 19:34:14,412 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:34:14,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:34:14,413 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:34:14,413 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:34:14,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:34:14,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:34:14,415 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:34:14,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:34:14,415 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-15 19:34:14,416 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 19:34:14,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:34:14,416 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-15 19:34:14,416 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-15 19:34:14,417 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-15 19:34:14,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:34:14,417 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-15 19:34:14,417 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:34:14,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:34:14,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:34:14,418 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:34:14,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:34:14,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:34:14,419 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:34:14,419 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 19:34:14,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-15 19:34:14,420 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:34:14,420 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_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae47ea464d7b3654b12768aa5faafe9c13473b69 [2021-10-15 19:34:14,643 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:34:14,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:34:14,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:34:14,669 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:34:14,670 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:34:14,670 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2021-10-15 19:34:14,737 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/data/e7c3be25a/25191cb1698242b286816d89db376fc7/FLAG5514474a2 [2021-10-15 19:34:15,464 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:34:15,464 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2021-10-15 19:34:15,505 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/data/e7c3be25a/25191cb1698242b286816d89db376fc7/FLAG5514474a2 [2021-10-15 19:34:15,676 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/data/e7c3be25a/25191cb1698242b286816d89db376fc7 [2021-10-15 19:34:15,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:34:15,683 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-15 19:34:15,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:34:15,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:34:15,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:34:15,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:34:15" (1/1) ... [2021-10-15 19:34:15,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eb26b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:34:15, skipping insertion in model container [2021-10-15 19:34:15,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:34:15" (1/1) ... [2021-10-15 19:34:15,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:34:15,795 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:34:16,663 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-15 19:34:16,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@69f434d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:34:16, skipping insertion in model container [2021-10-15 19:34:16,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:34:16,664 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-15 19:34:16,666 INFO L168 Benchmark]: Toolchain (without parser) took 982.03 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 63.6 MB in the beginning and 88.8 MB in the end (delta: -25.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-15 19:34:16,667 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 98.6 MB. Free memory is still 52.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:34:16,668 INFO L168 Benchmark]: CACSL2BoogieTranslator took 979.23 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 63.3 MB in the beginning and 88.8 MB in the end (delta: -25.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-15 19:34:16,670 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 98.6 MB. Free memory is still 52.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 979.23 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 63.3 MB in the beginning and 88.8 MB in the end (delta: -25.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: 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-5709675 [2021-10-15 19:34:18,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:34:18,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:34:18,925 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:34:18,926 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:34:18,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:34:18,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:34:18,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:34:18,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:34:18,956 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:34:18,958 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:34:18,960 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:34:18,961 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:34:18,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:34:18,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:34:18,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:34:18,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:34:18,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:34:18,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:34:18,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:34:18,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:34:18,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:34:18,994 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:34:18,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:34:19,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:34:19,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:34:19,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:34:19,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:34:19,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:34:19,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:34:19,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:34:19,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:34:19,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:34:19,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:34:19,016 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:34:19,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:34:19,017 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:34:19,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:34:19,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:34:19,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:34:19,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:34:19,021 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-15 19:34:19,068 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:34:19,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:34:19,069 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:34:19,069 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:34:19,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:34:19,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:34:19,072 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:34:19,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:34:19,072 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-15 19:34:19,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 19:34:19,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:34:19,074 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-15 19:34:19,074 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-15 19:34:19,074 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-15 19:34:19,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:34:19,075 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-15 19:34:19,075 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-15 19:34:19,075 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-15 19:34:19,076 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:34:19,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:34:19,076 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:34:19,076 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:34:19,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:34:19,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:34:19,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:34:19,077 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-15 19:34:19,078 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-15 19:34:19,078 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:34:19,078 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-15 19:34:19,078 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_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae47ea464d7b3654b12768aa5faafe9c13473b69 [2021-10-15 19:34:19,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:34:19,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:34:19,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:34:19,500 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:34:19,502 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:34:19,503 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2021-10-15 19:34:19,584 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/data/4efe3a22a/d095bdb03ee14cfdaef6fbdbc067b80b/FLAGcbc2b74b6 [2021-10-15 19:34:20,360 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:34:20,366 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2021-10-15 19:34:20,394 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/data/4efe3a22a/d095bdb03ee14cfdaef6fbdbc067b80b/FLAGcbc2b74b6 [2021-10-15 19:34:20,498 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb04782e-d813-4ddb-a36f-14230b547347/bin/uautomizer-hJ6jxDFKc3/data/4efe3a22a/d095bdb03ee14cfdaef6fbdbc067b80b [2021-10-15 19:34:20,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:34:20,509 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-15 19:34:20,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:34:20,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:34:20,517 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:34:20,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:34:20" (1/1) ... [2021-10-15 19:34:20,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@598e3eaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:34:20, skipping insertion in model container [2021-10-15 19:34:20,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:34:20" (1/1) ... [2021-10-15 19:34:20,528 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:34:20,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:34:21,602 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-15 19:34:21,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f2a3ba1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:34:21, skipping insertion in model container [2021-10-15 19:34:21,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:34:21,603 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-15 19:34:21,606 INFO L168 Benchmark]: Toolchain (without parser) took 1095.87 ms. Allocated memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: 23.1 MB). Free memory was 35.4 MB in the beginning and 57.5 MB in the end (delta: -22.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2021-10-15 19:34:21,607 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 60.8 MB. Free memory is still 41.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:34:21,608 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1090.87 ms. Allocated memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: 23.1 MB). Free memory was 35.3 MB in the beginning and 57.5 MB in the end (delta: -22.2 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2021-10-15 19:34:21,610 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 60.8 MB. Free memory is still 41.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1090.87 ms. Allocated memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: 23.1 MB). Free memory was 35.3 MB in the beginning and 57.5 MB in the end (delta: -22.2 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: 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...