./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/expand-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/expand-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 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 01:08:54,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 01:08:54,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 01:08:54,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 01:08:54,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 01:08:54,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 01:08:54,198 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 01:08:54,200 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 01:08:54,201 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 01:08:54,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 01:08:54,205 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 01:08:54,207 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 01:08:54,207 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 01:08:54,209 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 01:08:54,210 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 01:08:54,213 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 01:08:54,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 01:08:54,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 01:08:54,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 01:08:54,221 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 01:08:54,223 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 01:08:54,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 01:08:54,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 01:08:54,225 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 01:08:54,226 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 01:08:54,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 01:08:54,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 01:08:54,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 01:08:54,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 01:08:54,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 01:08:54,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 01:08:54,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 01:08:54,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 01:08:54,235 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 01:08:54,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 01:08:54,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 01:08:54,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 01:08:54,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 01:08:54,237 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 01:08:54,237 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 01:08:54,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 01:08:54,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 01:08:54,239 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-13 01:08:54,255 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 01:08:54,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 01:08:54,256 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 01:08:54,256 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 01:08:54,256 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 01:08:54,256 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 01:08:54,257 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 01:08:54,257 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 01:08:54,257 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 01:08:54,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 01:08:54,258 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 01:08:54,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 01:08:54,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 01:08:54,258 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-13 01:08:54,258 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-13 01:08:54,258 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-13 01:08:54,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 01:08:54,259 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-13 01:08:54,259 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 01:08:54,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 01:08:54,259 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 01:08:54,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 01:08:54,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 01:08:54,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 01:08:54,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 01:08:54,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 01:08:54,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 01:08:54,260 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2022-07-13 01:08:54,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 01:08:54,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 01:08:54,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 01:08:54,479 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 01:08:54,479 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 01:08:54,480 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-07-13 01:08:54,534 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d41a1816/e6decb1ae0684a4eaaee618ba64fdb79/FLAG750ce2911 [2022-07-13 01:08:55,115 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 01:08:55,115 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-07-13 01:08:55,152 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d41a1816/e6decb1ae0684a4eaaee618ba64fdb79/FLAG750ce2911 [2022-07-13 01:08:55,554 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d41a1816/e6decb1ae0684a4eaaee618ba64fdb79 [2022-07-13 01:08:55,555 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 01:08:55,556 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 01:08:55,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 01:08:55,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 01:08:55,561 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 01:08:55,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:08:55" (1/1) ... [2022-07-13 01:08:55,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@144ba72f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:08:55, skipping insertion in model container [2022-07-13 01:08:55,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:08:55" (1/1) ... [2022-07-13 01:08:55,567 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 01:08:55,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 01:08:56,374 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-07-13 01:08:56,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ae3a575 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:08:56, skipping insertion in model container [2022-07-13 01:08:56,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 01:08:56,376 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-13 01:08:56,377 INFO L158 Benchmark]: Toolchain (without parser) took 819.89ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 53.7MB in the beginning and 74.5MB in the end (delta: -20.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-07-13 01:08:56,377 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 90.2MB. Free memory was 47.2MB in the beginning and 47.2MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 01:08:56,378 INFO L158 Benchmark]: CACSL2BoogieTranslator took 817.05ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 53.4MB in the beginning and 74.5MB in the end (delta: -21.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-07-13 01:08:56,379 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 90.2MB. Free memory was 47.2MB in the beginning and 47.2MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 817.05ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 53.4MB in the beginning and 74.5MB in the end (delta: -21.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/expand-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 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 01:08:57,928 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 01:08:57,930 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 01:08:57,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 01:08:57,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 01:08:57,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 01:08:57,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 01:08:57,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 01:08:57,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 01:08:57,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 01:08:57,977 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 01:08:57,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 01:08:57,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 01:08:57,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 01:08:57,981 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 01:08:57,985 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 01:08:57,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 01:08:57,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 01:08:57,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 01:08:57,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 01:08:57,994 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 01:08:57,995 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 01:08:57,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 01:08:57,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 01:08:57,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 01:08:58,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 01:08:58,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 01:08:58,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 01:08:58,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 01:08:58,014 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 01:08:58,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 01:08:58,015 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 01:08:58,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 01:08:58,017 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 01:08:58,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 01:08:58,019 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 01:08:58,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 01:08:58,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 01:08:58,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 01:08:58,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 01:08:58,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 01:08:58,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 01:08:58,028 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-13 01:08:58,053 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 01:08:58,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 01:08:58,053 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 01:08:58,054 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 01:08:58,054 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 01:08:58,054 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 01:08:58,055 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 01:08:58,055 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 01:08:58,055 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 01:08:58,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 01:08:58,056 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 01:08:58,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 01:08:58,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 01:08:58,056 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-13 01:08:58,056 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-13 01:08:58,057 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-13 01:08:58,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 01:08:58,057 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-13 01:08:58,057 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-13 01:08:58,057 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-13 01:08:58,057 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 01:08:58,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 01:08:58,058 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 01:08:58,058 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 01:08:58,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 01:08:58,058 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 01:08:58,058 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 01:08:58,058 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-13 01:08:58,059 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-13 01:08:58,059 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-13 01:08:58,059 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2022-07-13 01:08:58,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 01:08:58,355 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 01:08:58,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 01:08:58,357 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 01:08:58,358 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 01:08:58,359 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-07-13 01:08:58,405 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35a2316c4/95b1e22795604d338e712c62dc6ea944/FLAG8e26d7662 [2022-07-13 01:08:58,971 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 01:08:58,971 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-07-13 01:08:58,996 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35a2316c4/95b1e22795604d338e712c62dc6ea944/FLAG8e26d7662 [2022-07-13 01:08:59,179 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35a2316c4/95b1e22795604d338e712c62dc6ea944 [2022-07-13 01:08:59,180 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 01:08:59,181 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 01:08:59,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 01:08:59,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 01:08:59,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 01:08:59,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:08:59" (1/1) ... [2022-07-13 01:08:59,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ea9497b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:08:59, skipping insertion in model container [2022-07-13 01:08:59,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:08:59" (1/1) ... [2022-07-13 01:08:59,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 01:08:59,253 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 01:09:00,041 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-07-13 01:09:00,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5839ad57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:09:00, skipping insertion in model container [2022-07-13 01:09:00,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 01:09:00,043 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-13 01:09:00,045 INFO L158 Benchmark]: Toolchain (without parser) took 862.55ms. Allocated memory is still 69.2MB. Free memory was 42.8MB in the beginning and 34.1MB in the end (delta: 8.7MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2022-07-13 01:09:00,046 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 69.2MB. Free memory was 49.4MB in the beginning and 49.3MB in the end (delta: 29.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 01:09:00,047 INFO L158 Benchmark]: CACSL2BoogieTranslator took 859.77ms. Allocated memory is still 69.2MB. Free memory was 42.6MB in the beginning and 34.3MB in the end (delta: 8.3MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2022-07-13 01:09:00,049 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 69.2MB. Free memory was 49.4MB in the beginning and 49.3MB in the end (delta: 29.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 859.77ms. Allocated memory is still 69.2MB. Free memory was 42.6MB in the beginning and 34.3MB in the end (delta: 8.3MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN