./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 eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 12:43:49,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 12:43:49,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 12:43:49,249 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 12:43:49,249 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 12:43:49,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 12:43:49,251 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 12:43:49,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 12:43:49,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 12:43:49,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 12:43:49,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 12:43:49,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 12:43:49,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 12:43:49,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 12:43:49,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 12:43:49,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 12:43:49,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 12:43:49,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 12:43:49,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 12:43:49,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 12:43:49,276 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 12:43:49,277 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 12:43:49,278 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 12:43:49,279 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 12:43:49,280 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 12:43:49,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 12:43:49,282 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 12:43:49,282 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 12:43:49,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 12:43:49,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 12:43:49,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 12:43:49,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 12:43:49,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 12:43:49,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 12:43:49,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 12:43:49,286 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 12:43:49,286 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 12:43:49,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 12:43:49,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 12:43:49,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 12:43:49,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 12:43:49,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 12:43:49,288 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-20 12:43:49,302 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 12:43:49,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 12:43:49,302 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 12:43:49,302 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 12:43:49,303 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 12:43:49,304 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 12:43:49,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 12:43:49,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 12:43:49,306 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 12:43:49,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 12:43:49,307 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 12:43:49,307 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 12:43:49,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 12:43:49,307 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 12:43:49,307 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 12:43:49,307 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-20 12:43:49,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 12:43:49,308 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 12:43:49,308 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 12:43:49,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 12:43:49,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 12:43:49,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 12:43:49,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 12:43:49,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 12:43:49,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 12:43:49,309 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 12:43:49,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 12:43:49,310 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2022-07-20 12:43:49,498 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 12:43:49,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 12:43:49,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 12:43:49,513 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 12:43:49,514 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 12:43:49,515 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-07-20 12:43:49,564 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d61f86460/79842375fea94bafacff41c55748defc/FLAG2d72aecf1 [2022-07-20 12:43:50,071 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 12:43:50,072 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-07-20 12:43:50,109 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d61f86460/79842375fea94bafacff41c55748defc/FLAG2d72aecf1 [2022-07-20 12:43:50,539 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d61f86460/79842375fea94bafacff41c55748defc [2022-07-20 12:43:50,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 12:43:50,541 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 12:43:50,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 12:43:50,543 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 12:43:50,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 12:43:50,546 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:43:50" (1/1) ... [2022-07-20 12:43:50,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24a2f48f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:43:50, skipping insertion in model container [2022-07-20 12:43:50,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:43:50" (1/1) ... [2022-07-20 12:43:50,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 12:43:50,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 12:43:51,115 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-07-20 12:43:51,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b934603 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:43:51, skipping insertion in model container [2022-07-20 12:43:51,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 12:43:51,116 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 12:43:51,118 INFO L158 Benchmark]: Toolchain (without parser) took 575.41ms. Allocated memory is still 109.1MB. Free memory was 72.7MB in the beginning and 75.6MB in the end (delta: -2.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-20 12:43:51,119 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 83.9MB. Free memory was 54.2MB in the beginning and 54.2MB in the end (delta: 21.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 12:43:51,120 INFO L158 Benchmark]: CACSL2BoogieTranslator took 572.98ms. Allocated memory is still 109.1MB. Free memory was 72.4MB in the beginning and 75.6MB in the end (delta: -3.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-20 12:43:51,121 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 83.9MB. Free memory was 54.2MB in the beginning and 54.2MB in the end (delta: 21.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 572.98ms. Allocated memory is still 109.1MB. Free memory was 72.4MB in the beginning and 75.6MB in the end (delta: -3.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 12:43:52,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 12:43:52,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 12:43:52,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 12:43:52,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 12:43:52,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 12:43:52,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 12:43:52,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 12:43:52,654 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 12:43:52,658 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 12:43:52,659 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 12:43:52,661 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 12:43:52,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 12:43:52,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 12:43:52,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 12:43:52,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 12:43:52,669 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 12:43:52,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 12:43:52,671 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 12:43:52,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 12:43:52,677 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 12:43:52,678 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 12:43:52,679 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 12:43:52,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 12:43:52,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 12:43:52,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 12:43:52,683 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 12:43:52,683 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 12:43:52,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 12:43:52,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 12:43:52,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 12:43:52,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 12:43:52,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 12:43:52,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 12:43:52,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 12:43:52,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 12:43:52,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 12:43:52,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 12:43:52,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 12:43:52,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 12:43:52,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 12:43:52,691 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 12:43:52,694 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-20 12:43:52,719 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 12:43:52,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 12:43:52,719 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 12:43:52,719 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 12:43:52,720 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 12:43:52,720 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 12:43:52,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 12:43:52,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 12:43:52,721 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 12:43:52,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 12:43:52,722 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 12:43:52,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 12:43:52,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 12:43:52,733 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 12:43:52,733 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 12:43:52,733 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-20 12:43:52,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 12:43:52,734 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 12:43:52,734 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 12:43:52,734 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 12:43:52,734 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 12:43:52,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 12:43:52,734 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 12:43:52,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 12:43:52,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 12:43:52,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 12:43:52,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 12:43:52,735 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 12:43:52,735 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 12:43:52,736 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 12:43:52,736 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2022-07-20 12:43:52,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 12:43:52,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 12:43:52,971 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 12:43:52,972 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 12:43:52,972 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 12:43:52,973 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-07-20 12:43:53,018 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8314fa3c5/89e6aba6a8754aba8e3718ede1383f95/FLAGa0cbd0393 [2022-07-20 12:43:53,486 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 12:43:53,487 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-07-20 12:43:53,509 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8314fa3c5/89e6aba6a8754aba8e3718ede1383f95/FLAGa0cbd0393 [2022-07-20 12:43:53,524 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8314fa3c5/89e6aba6a8754aba8e3718ede1383f95 [2022-07-20 12:43:53,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 12:43:53,526 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 12:43:53,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 12:43:53,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 12:43:53,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 12:43:53,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:43:53" (1/1) ... [2022-07-20 12:43:53,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c217e55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:43:53, skipping insertion in model container [2022-07-20 12:43:53,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:43:53" (1/1) ... [2022-07-20 12:43:53,538 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 12:43:53,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 12:43:54,125 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-07-20 12:43:54,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@29c0fa08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:43:54, skipping insertion in model container [2022-07-20 12:43:54,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 12:43:54,127 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 12:43:54,129 INFO L158 Benchmark]: Toolchain (without parser) took 601.71ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 30.8MB in the beginning and 53.6MB in the end (delta: -22.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-20 12:43:54,130 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 56.6MB. Free memory was 38.3MB in the beginning and 38.3MB in the end (delta: 43.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 12:43:54,131 INFO L158 Benchmark]: CACSL2BoogieTranslator took 599.87ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 30.6MB in the beginning and 53.6MB in the end (delta: -23.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-20 12:43:54,133 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 56.6MB. Free memory was 38.3MB in the beginning and 38.3MB in the end (delta: 43.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 599.87ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 30.6MB in the beginning and 53.6MB in the end (delta: -23.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN