./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.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/chroot-incomplete-2.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 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 12:41:48,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 12:41:48,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 12:41:48,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 12:41:48,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 12:41:48,278 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 12:41:48,280 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 12:41:48,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 12:41:48,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 12:41:48,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 12:41:48,283 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 12:41:48,284 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 12:41:48,284 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 12:41:48,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 12:41:48,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 12:41:48,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 12:41:48,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 12:41:48,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 12:41:48,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 12:41:48,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 12:41:48,292 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 12:41:48,292 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 12:41:48,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 12:41:48,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 12:41:48,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 12:41:48,296 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 12:41:48,296 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 12:41:48,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 12:41:48,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 12:41:48,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 12:41:48,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 12:41:48,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 12:41:48,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 12:41:48,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 12:41:48,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 12:41:48,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 12:41:48,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 12:41:48,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 12:41:48,301 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 12:41:48,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 12:41:48,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 12:41:48,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 12:41:48,305 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-20 12:41:48,318 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 12:41:48,318 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 12:41:48,318 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 12:41:48,318 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 12:41:48,319 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 12:41:48,319 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 12:41:48,319 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 12:41:48,320 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 12:41:48,320 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 12:41:48,320 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 12:41:48,320 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 12:41:48,320 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 12:41:48,320 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 12:41:48,321 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 12:41:48,321 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 12:41:48,321 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-20 12:41:48,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 12:41:48,321 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 12:41:48,321 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 12:41:48,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 12:41:48,322 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 12:41:48,322 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 12:41:48,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 12:41:48,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 12:41:48,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 12:41:48,323 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 12:41:48,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 12:41:48,323 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd [2022-07-20 12:41:48,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 12:41:48,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 12:41:48,528 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 12:41:48,529 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 12:41:48,530 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 12:41:48,531 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2022-07-20 12:41:48,571 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f678fc12/8e76013eaf164cb0ba1d1973e6db8cf0/FLAG724e8d1a2 [2022-07-20 12:41:49,096 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 12:41:49,098 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2022-07-20 12:41:49,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f678fc12/8e76013eaf164cb0ba1d1973e6db8cf0/FLAG724e8d1a2 [2022-07-20 12:41:49,321 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f678fc12/8e76013eaf164cb0ba1d1973e6db8cf0 [2022-07-20 12:41:49,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 12:41:49,324 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 12:41:49,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 12:41:49,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 12:41:49,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 12:41:49,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:41:49" (1/1) ... [2022-07-20 12:41:49,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4174096c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:41:49, skipping insertion in model container [2022-07-20 12:41:49,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:41:49" (1/1) ... [2022-07-20 12:41:49,337 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 12:41:49,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 12:41:50,151 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-07-20 12:41:50,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@17eb6b8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:41:50, skipping insertion in model container [2022-07-20 12:41:50,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 12:41:50,152 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 12:41:50,153 INFO L158 Benchmark]: Toolchain (without parser) took 828.18ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 63.1MB in the beginning and 83.0MB in the end (delta: -20.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-20 12:41:50,154 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 94.4MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 12:41:50,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 825.47ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 62.8MB in the beginning and 83.0MB in the end (delta: -20.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-20 12:41:50,156 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 94.4MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 825.47ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 62.8MB in the beginning and 83.0MB in the end (delta: -20.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die 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/chroot-incomplete-2.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 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 12:41:51,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 12:41:51,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 12:41:51,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 12:41:51,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 12:41:51,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 12:41:51,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 12:41:51,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 12:41:51,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 12:41:51,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 12:41:51,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 12:41:51,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 12:41:51,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 12:41:51,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 12:41:51,767 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 12:41:51,770 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 12:41:51,771 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 12:41:51,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 12:41:51,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 12:41:51,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 12:41:51,780 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 12:41:51,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 12:41:51,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 12:41:51,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 12:41:51,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 12:41:51,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 12:41:51,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 12:41:51,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 12:41:51,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 12:41:51,789 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 12:41:51,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 12:41:51,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 12:41:51,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 12:41:51,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 12:41:51,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 12:41:51,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 12:41:51,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 12:41:51,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 12:41:51,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 12:41:51,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 12:41:51,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 12:41:51,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 12:41:51,799 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-20 12:41:51,829 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 12:41:51,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 12:41:51,830 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 12:41:51,830 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 12:41:51,831 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 12:41:51,831 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 12:41:51,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 12:41:51,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 12:41:51,832 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 12:41:51,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 12:41:51,833 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 12:41:51,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 12:41:51,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 12:41:51,833 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 12:41:51,833 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 12:41:51,833 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-20 12:41:51,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 12:41:51,834 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 12:41:51,834 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 12:41:51,834 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 12:41:51,834 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 12:41:51,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 12:41:51,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 12:41:51,835 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 12:41:51,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 12:41:51,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 12:41:51,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 12:41:51,835 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 12:41:51,835 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 12:41:51,836 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 12:41:51,836 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd [2022-07-20 12:41:52,080 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 12:41:52,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 12:41:52,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 12:41:52,096 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 12:41:52,097 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 12:41:52,098 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2022-07-20 12:41:52,136 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0fa729d1/7c2ed1822d2744d3a1abbc2ad0846bd8/FLAGf7569658b [2022-07-20 12:41:52,642 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 12:41:52,642 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2022-07-20 12:41:52,673 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0fa729d1/7c2ed1822d2744d3a1abbc2ad0846bd8/FLAGf7569658b [2022-07-20 12:41:53,124 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0fa729d1/7c2ed1822d2744d3a1abbc2ad0846bd8 [2022-07-20 12:41:53,125 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 12:41:53,126 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 12:41:53,127 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 12:41:53,128 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 12:41:53,130 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 12:41:53,131 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:41:53" (1/1) ... [2022-07-20 12:41:53,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@528e5332 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:41:53, skipping insertion in model container [2022-07-20 12:41:53,131 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:41:53" (1/1) ... [2022-07-20 12:41:53,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 12:41:53,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 12:41:53,819 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-07-20 12:41:53,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2c8a1a61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:41:53, skipping insertion in model container [2022-07-20 12:41:53,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 12:41:53,820 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 12:41:53,822 INFO L158 Benchmark]: Toolchain (without parser) took 694.32ms. Allocated memory is still 54.5MB. Free memory was 32.2MB in the beginning and 26.3MB in the end (delta: 5.9MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2022-07-20 12:41:53,822 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 44.0MB. Free memory was 26.0MB in the beginning and 25.9MB in the end (delta: 43.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 12:41:53,823 INFO L158 Benchmark]: CACSL2BoogieTranslator took 692.74ms. Allocated memory is still 54.5MB. Free memory was 32.1MB in the beginning and 26.3MB in the end (delta: 5.8MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2022-07-20 12:41:53,824 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 44.0MB. Free memory was 26.0MB in the beginning and 25.9MB in the end (delta: 43.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 692.74ms. Allocated memory is still 54.5MB. Free memory was 32.1MB in the beginning and 26.3MB in the end (delta: 5.8MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die 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