./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6c24879c 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/sync-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 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 01:10:05,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 01:10:05,979 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 01:10:06,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 01:10:06,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 01:10:06,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 01:10:06,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 01:10:06,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 01:10:06,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 01:10:06,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 01:10:06,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 01:10:06,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 01:10:06,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 01:10:06,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 01:10:06,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 01:10:06,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 01:10:06,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 01:10:06,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 01:10:06,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 01:10:06,059 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 01:10:06,062 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 01:10:06,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 01:10:06,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 01:10:06,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 01:10:06,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 01:10:06,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 01:10:06,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 01:10:06,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 01:10:06,072 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 01:10:06,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 01:10:06,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 01:10:06,074 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 01:10:06,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 01:10:06,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 01:10:06,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 01:10:06,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 01:10:06,078 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 01:10:06,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 01:10:06,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 01:10:06,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 01:10:06,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 01:10:06,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 01:10:06,082 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-13 01:10:06,114 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 01:10:06,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 01:10:06,115 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 01:10:06,116 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 01:10:06,116 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 01:10:06,117 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 01:10:06,117 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 01:10:06,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 01:10:06,117 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 01:10:06,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 01:10:06,119 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 01:10:06,119 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 01:10:06,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 01:10:06,119 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-13 01:10:06,119 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-13 01:10:06,120 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-13 01:10:06,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 01:10:06,120 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-13 01:10:06,120 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 01:10:06,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 01:10:06,121 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 01:10:06,121 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 01:10:06,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 01:10:06,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 01:10:06,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 01:10:06,122 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 01:10:06,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 01:10:06,122 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2022-07-13 01:10:06,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 01:10:06,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 01:10:06,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 01:10:06,388 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 01:10:06,389 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 01:10:06,390 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-07-13 01:10:06,456 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/278102df2/181a8e19d60441bcbe3b800abf3ae5fc/FLAG141d349eb [2022-07-13 01:10:07,026 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 01:10:07,029 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-07-13 01:10:07,056 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/278102df2/181a8e19d60441bcbe3b800abf3ae5fc/FLAG141d349eb [2022-07-13 01:10:07,284 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/278102df2/181a8e19d60441bcbe3b800abf3ae5fc [2022-07-13 01:10:07,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 01:10:07,287 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 01:10:07,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 01:10:07,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 01:10:07,293 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 01:10:07,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:10:07" (1/1) ... [2022-07-13 01:10:07,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c17ec5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:10:07, skipping insertion in model container [2022-07-13 01:10:07,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:10:07" (1/1) ... [2022-07-13 01:10:07,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 01:10:07,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 01:10:07,975 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2022-07-13 01:10:07,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@39fa3f81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:10:07, skipping insertion in model container [2022-07-13 01:10:07,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 01:10:07,977 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-13 01:10:07,979 INFO L158 Benchmark]: Toolchain (without parser) took 690.83ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 48.1MB in the beginning and 80.3MB in the end (delta: -32.2MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2022-07-13 01:10:07,980 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 86.0MB. Free memory was 56.4MB in the beginning and 56.3MB in the end (delta: 26.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 01:10:07,980 INFO L158 Benchmark]: CACSL2BoogieTranslator took 688.92ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 47.8MB in the beginning and 80.3MB in the end (delta: -32.5MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2022-07-13 01:10:07,982 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 86.0MB. Free memory was 56.4MB in the beginning and 56.3MB in the end (delta: 26.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 688.92ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 47.8MB in the beginning and 80.3MB in the end (delta: -32.5MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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/sync-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 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 01:10:09,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 01:10:09,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 01:10:09,898 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 01:10:09,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 01:10:09,900 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 01:10:09,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 01:10:09,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 01:10:09,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 01:10:09,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 01:10:09,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 01:10:09,922 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 01:10:09,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 01:10:09,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 01:10:09,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 01:10:09,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 01:10:09,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 01:10:09,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 01:10:09,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 01:10:09,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 01:10:09,943 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 01:10:09,944 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 01:10:09,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 01:10:09,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 01:10:09,949 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 01:10:09,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 01:10:09,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 01:10:09,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 01:10:09,958 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 01:10:09,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 01:10:09,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 01:10:09,960 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 01:10:09,961 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 01:10:09,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 01:10:09,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 01:10:09,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 01:10:09,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 01:10:09,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 01:10:09,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 01:10:09,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 01:10:09,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 01:10:09,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 01:10:09,974 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-13 01:10:10,008 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 01:10:10,009 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 01:10:10,010 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 01:10:10,010 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 01:10:10,011 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 01:10:10,011 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 01:10:10,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 01:10:10,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 01:10:10,012 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 01:10:10,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 01:10:10,013 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 01:10:10,013 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 01:10:10,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 01:10:10,014 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-13 01:10:10,014 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-13 01:10:10,014 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-13 01:10:10,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 01:10:10,015 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-13 01:10:10,015 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-13 01:10:10,015 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-13 01:10:10,015 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 01:10:10,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 01:10:10,016 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 01:10:10,016 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 01:10:10,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 01:10:10,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 01:10:10,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 01:10:10,017 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-13 01:10:10,017 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-13 01:10:10,017 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-13 01:10:10,018 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2022-07-13 01:10:10,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 01:10:10,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 01:10:10,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 01:10:10,356 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 01:10:10,356 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 01:10:10,358 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-07-13 01:10:10,421 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6eb12e81/d5444c19092f451ab2d7cbdb9d42f701/FLAG3fa2632fe [2022-07-13 01:10:11,081 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 01:10:11,082 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-07-13 01:10:11,108 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6eb12e81/d5444c19092f451ab2d7cbdb9d42f701/FLAG3fa2632fe [2022-07-13 01:10:11,451 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6eb12e81/d5444c19092f451ab2d7cbdb9d42f701 [2022-07-13 01:10:11,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 01:10:11,455 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 01:10:11,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 01:10:11,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 01:10:11,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 01:10:11,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:10:11" (1/1) ... [2022-07-13 01:10:11,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a4ba737 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:10:11, skipping insertion in model container [2022-07-13 01:10:11,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:10:11" (1/1) ... [2022-07-13 01:10:11,468 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 01:10:11,536 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 01:10:12,523 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2022-07-13 01:10:12,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@42ebc17b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:10:12, skipping insertion in model container [2022-07-13 01:10:12,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 01:10:12,525 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-13 01:10:12,528 INFO L158 Benchmark]: Toolchain (without parser) took 1071.50ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 23.9MB in the beginning and 37.5MB in the end (delta: -13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-13 01:10:12,529 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 50.3MB. Free memory was 32.9MB in the beginning and 32.9MB in the end (delta: 47.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 01:10:12,531 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1068.33ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 23.7MB in the beginning and 37.5MB in the end (delta: -13.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-13 01:10:12,533 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 50.3MB. Free memory was 32.9MB in the beginning and 32.9MB in the end (delta: 47.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1068.33ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 23.7MB in the beginning and 37.5MB in the end (delta: -13.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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