./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/chgrp-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/chgrp-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 b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 12:41:39,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 12:41:39,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 12:41:39,607 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 12:41:39,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 12:41:39,609 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 12:41:39,610 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 12:41:39,612 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 12:41:39,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 12:41:39,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 12:41:39,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 12:41:39,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 12:41:39,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 12:41:39,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 12:41:39,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 12:41:39,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 12:41:39,624 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 12:41:39,625 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 12:41:39,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 12:41:39,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 12:41:39,632 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 12:41:39,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 12:41:39,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 12:41:39,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 12:41:39,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 12:41:39,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 12:41:39,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 12:41:39,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 12:41:39,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 12:41:39,642 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 12:41:39,643 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 12:41:39,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 12:41:39,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 12:41:39,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 12:41:39,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 12:41:39,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 12:41:39,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 12:41:39,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 12:41:39,647 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 12:41:39,647 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 12:41:39,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 12:41:39,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 12:41:39,650 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-20 12:41:39,674 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 12:41:39,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 12:41:39,675 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 12:41:39,675 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 12:41:39,675 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 12:41:39,675 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 12:41:39,676 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 12:41:39,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 12:41:39,676 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 12:41:39,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 12:41:39,677 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 12:41:39,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 12:41:39,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 12:41:39,678 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 12:41:39,678 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 12:41:39,678 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-20 12:41:39,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 12:41:39,678 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 12:41:39,678 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 12:41:39,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 12:41:39,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 12:41:39,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 12:41:39,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 12:41:39,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 12:41:39,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 12:41:39,680 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 12:41:39,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 12:41:39,680 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2022-07-20 12:41:39,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 12:41:39,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 12:41:39,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 12:41:39,953 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 12:41:39,954 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 12:41:39,955 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-07-20 12:41:40,005 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e441229bb/6f0f6547c3b948379801dbf4d70f6491/FLAGa8097767e [2022-07-20 12:41:40,502 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 12:41:40,502 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-07-20 12:41:40,530 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e441229bb/6f0f6547c3b948379801dbf4d70f6491/FLAGa8097767e [2022-07-20 12:41:41,033 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e441229bb/6f0f6547c3b948379801dbf4d70f6491 [2022-07-20 12:41:41,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 12:41:41,036 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 12:41:41,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 12:41:41,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 12:41:41,040 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 12:41:41,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:41:41" (1/1) ... [2022-07-20 12:41:41,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b2c6979 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:41:41, skipping insertion in model container [2022-07-20 12:41:41,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:41:41" (1/1) ... [2022-07-20 12:41:41,045 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 12:41:41,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 12:41:41,647 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-07-20 12:41:41,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d233b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:41:41, skipping insertion in model container [2022-07-20 12:41:41,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 12:41:41,649 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 12:41:41,650 INFO L158 Benchmark]: Toolchain (without parser) took 613.74ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 45.2MB in the beginning and 73.1MB in the end (delta: -28.0MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2022-07-20 12:41:41,652 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 88.1MB. Free memory is still 66.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 12:41:41,653 INFO L158 Benchmark]: CACSL2BoogieTranslator took 611.26ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 45.0MB in the beginning and 73.1MB in the end (delta: -28.2MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2022-07-20 12:41:41,654 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 88.1MB. Free memory is still 66.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 611.26ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 45.0MB in the beginning and 73.1MB in the end (delta: -28.2MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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/chgrp-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 b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 12:41:43,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 12:41:43,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 12:41:43,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 12:41:43,224 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 12:41:43,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 12:41:43,228 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 12:41:43,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 12:41:43,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 12:41:43,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 12:41:43,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 12:41:43,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 12:41:43,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 12:41:43,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 12:41:43,242 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 12:41:43,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 12:41:43,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 12:41:43,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 12:41:43,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 12:41:43,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 12:41:43,253 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 12:41:43,254 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 12:41:43,255 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 12:41:43,256 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 12:41:43,257 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 12:41:43,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 12:41:43,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 12:41:43,274 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 12:41:43,275 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 12:41:43,275 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 12:41:43,276 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 12:41:43,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 12:41:43,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 12:41:43,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 12:41:43,279 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 12:41:43,279 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 12:41:43,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 12:41:43,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 12:41:43,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 12:41:43,280 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 12:41:43,281 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 12:41:43,282 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 12:41:43,286 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-20 12:41:43,314 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 12:41:43,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 12:41:43,314 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 12:41:43,315 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 12:41:43,315 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 12:41:43,315 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 12:41:43,316 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 12:41:43,316 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 12:41:43,316 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 12:41:43,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 12:41:43,317 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 12:41:43,317 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 12:41:43,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 12:41:43,318 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 12:41:43,318 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 12:41:43,318 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-20 12:41:43,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 12:41:43,319 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 12:41:43,319 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 12:41:43,319 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 12:41:43,319 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 12:41:43,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 12:41:43,319 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 12:41:43,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 12:41:43,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 12:41:43,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 12:41:43,320 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 12:41:43,320 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 12:41:43,320 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 12:41:43,321 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 12:41:43,321 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2022-07-20 12:41:43,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 12:41:43,621 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 12:41:43,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 12:41:43,624 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 12:41:43,625 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 12:41:43,626 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-07-20 12:41:43,688 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b0bae121/8e9ed41bb7294da99544edda09adc109/FLAGfc70db6af [2022-07-20 12:41:44,265 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 12:41:44,266 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-07-20 12:41:44,289 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b0bae121/8e9ed41bb7294da99544edda09adc109/FLAGfc70db6af [2022-07-20 12:41:44,509 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b0bae121/8e9ed41bb7294da99544edda09adc109 [2022-07-20 12:41:44,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 12:41:44,512 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 12:41:44,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 12:41:44,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 12:41:44,517 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 12:41:44,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:41:44" (1/1) ... [2022-07-20 12:41:44,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ce64f5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:41:44, skipping insertion in model container [2022-07-20 12:41:44,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:41:44" (1/1) ... [2022-07-20 12:41:44,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 12:41:44,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 12:41:45,297 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-07-20 12:41:45,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13084999 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:41:45, skipping insertion in model container [2022-07-20 12:41:45,299 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 12:41:45,299 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 12:41:45,301 INFO L158 Benchmark]: Toolchain (without parser) took 787.93ms. Allocated memory is still 81.8MB. Free memory was 53.1MB in the beginning and 53.0MB in the end (delta: 170.0kB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2022-07-20 12:41:45,301 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 54.5MB. Free memory was 34.9MB in the beginning and 34.9MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 12:41:45,302 INFO L158 Benchmark]: CACSL2BoogieTranslator took 785.36ms. Allocated memory is still 81.8MB. Free memory was 53.0MB in the beginning and 53.0MB in the end (delta: 30.1kB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2022-07-20 12:41:45,304 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 54.5MB. Free memory was 34.9MB in the beginning and 34.9MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 785.36ms. Allocated memory is still 81.8MB. Free memory was 53.0MB in the beginning and 53.0MB in the end (delta: 30.1kB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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