./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 f4b24e32 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-?-f4b24e3 [2022-07-14 12:49:45,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 12:49:45,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 12:49:45,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 12:49:45,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 12:49:45,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 12:49:45,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 12:49:45,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 12:49:45,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 12:49:45,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 12:49:45,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 12:49:45,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 12:49:45,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 12:49:45,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 12:49:45,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 12:49:45,236 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 12:49:45,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 12:49:45,239 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 12:49:45,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 12:49:45,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 12:49:45,248 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 12:49:45,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 12:49:45,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 12:49:45,250 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 12:49:45,252 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 12:49:45,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 12:49:45,259 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 12:49:45,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 12:49:45,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 12:49:45,261 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 12:49:45,262 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 12:49:45,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 12:49:45,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 12:49:45,265 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 12:49:45,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 12:49:45,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 12:49:45,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 12:49:45,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 12:49:45,268 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 12:49:45,269 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 12:49:45,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 12:49:45,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 12:49:45,272 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-14 12:49:45,298 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 12:49:45,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 12:49:45,298 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 12:49:45,298 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 12:49:45,299 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 12:49:45,299 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 12:49:45,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 12:49:45,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 12:49:45,300 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 12:49:45,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 12:49:45,301 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 12:49:45,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 12:49:45,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 12:49:45,301 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-14 12:49:45,302 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-14 12:49:45,302 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-14 12:49:45,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 12:49:45,302 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 12:49:45,302 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 12:49:45,303 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 12:49:45,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 12:49:45,303 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 12:49:45,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 12:49:45,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 12:49:45,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 12:49:45,304 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 12:49:45,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 12:49:45,304 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2022-07-14 12:49:45,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 12:49:45,548 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 12:49:45,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 12:49:45,552 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 12:49:45,553 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 12:49:45,554 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-07-14 12:49:45,630 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39389b6aa/b372754a3f5746b29ea0babe5423fc80/FLAGa137fe069 [2022-07-14 12:49:46,180 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 12:49:46,181 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-07-14 12:49:46,218 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39389b6aa/b372754a3f5746b29ea0babe5423fc80/FLAGa137fe069 [2022-07-14 12:49:46,400 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39389b6aa/b372754a3f5746b29ea0babe5423fc80 [2022-07-14 12:49:46,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 12:49:46,403 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 12:49:46,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 12:49:46,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 12:49:46,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 12:49:46,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:49:46" (1/1) ... [2022-07-14 12:49:46,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18955c88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:49:46, skipping insertion in model container [2022-07-14 12:49:46,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:49:46" (1/1) ... [2022-07-14 12:49:46,417 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 12:49:46,502 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 12:49:47,507 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-07-14 12:49:47,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25b070e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:49:47, skipping insertion in model container [2022-07-14 12:49:47,508 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 12:49:47,509 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-14 12:49:47,510 INFO L158 Benchmark]: Toolchain (without parser) took 1106.68ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 63.2MB in the beginning and 82.6MB in the end (delta: -19.4MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2022-07-14 12:49:47,511 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 92.3MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 12:49:47,512 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1104.65ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 63.0MB in the beginning and 82.6MB in the end (delta: -19.6MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2022-07-14 12:49:47,513 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 92.3MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1104.65ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 63.0MB in the beginning and 82.6MB in the end (delta: -19.6MB). Peak memory consumption was 36.3MB. 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-?-f4b24e3 [2022-07-14 12:49:49,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 12:49:49,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 12:49:49,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 12:49:49,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 12:49:49,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 12:49:49,373 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 12:49:49,376 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 12:49:49,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 12:49:49,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 12:49:49,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 12:49:49,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 12:49:49,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 12:49:49,390 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 12:49:49,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 12:49:49,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 12:49:49,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 12:49:49,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 12:49:49,398 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 12:49:49,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 12:49:49,406 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 12:49:49,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 12:49:49,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 12:49:49,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 12:49:49,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 12:49:49,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 12:49:49,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 12:49:49,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 12:49:49,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 12:49:49,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 12:49:49,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 12:49:49,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 12:49:49,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 12:49:49,423 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 12:49:49,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 12:49:49,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 12:49:49,425 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 12:49:49,425 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 12:49:49,425 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 12:49:49,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 12:49:49,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 12:49:49,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 12:49:49,435 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-14 12:49:49,467 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 12:49:49,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 12:49:49,468 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 12:49:49,468 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 12:49:49,468 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 12:49:49,469 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 12:49:49,469 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 12:49:49,469 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 12:49:49,470 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 12:49:49,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 12:49:49,471 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 12:49:49,471 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 12:49:49,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 12:49:49,471 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-14 12:49:49,471 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-14 12:49:49,472 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-14 12:49:49,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 12:49:49,481 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 12:49:49,481 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-14 12:49:49,482 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-14 12:49:49,482 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 12:49:49,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 12:49:49,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 12:49:49,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 12:49:49,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 12:49:49,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 12:49:49,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 12:49:49,488 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-14 12:49:49,488 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-14 12:49:49,488 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-14 12:49:49,488 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2022-07-14 12:49:49,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 12:49:49,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 12:49:49,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 12:49:49,836 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 12:49:49,837 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 12:49:49,838 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-07-14 12:49:49,894 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f492dedd0/e4dfa82e2ef14b759cc50120e2459499/FLAG57e725614 [2022-07-14 12:49:50,546 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 12:49:50,546 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-07-14 12:49:50,583 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f492dedd0/e4dfa82e2ef14b759cc50120e2459499/FLAG57e725614 [2022-07-14 12:49:50,743 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f492dedd0/e4dfa82e2ef14b759cc50120e2459499 [2022-07-14 12:49:50,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 12:49:50,747 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 12:49:50,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 12:49:50,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 12:49:50,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 12:49:50,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:49:50" (1/1) ... [2022-07-14 12:49:50,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@681a1709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:49:50, skipping insertion in model container [2022-07-14 12:49:50,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:49:50" (1/1) ... [2022-07-14 12:49:50,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 12:49:50,834 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 12:49:51,807 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-07-14 12:49:51,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ccaae7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:49:51, skipping insertion in model container [2022-07-14 12:49:51,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 12:49:51,808 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-14 12:49:51,810 INFO L158 Benchmark]: Toolchain (without parser) took 1062.30ms. Allocated memory was 54.5MB in the beginning and 73.4MB in the end (delta: 18.9MB). Free memory was 26.9MB in the beginning and 39.9MB in the end (delta: -13.1MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2022-07-14 12:49:51,812 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 54.5MB. Free memory was 36.1MB in the beginning and 36.0MB in the end (delta: 52.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 12:49:51,813 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1058.46ms. Allocated memory was 54.5MB in the beginning and 73.4MB in the end (delta: 18.9MB). Free memory was 26.7MB in the beginning and 39.9MB in the end (delta: -13.2MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2022-07-14 12:49:51,815 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 54.5MB. Free memory was 36.1MB in the beginning and 36.0MB in the end (delta: 52.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1058.46ms. Allocated memory was 54.5MB in the beginning and 73.4MB in the end (delta: 18.9MB). Free memory was 26.7MB in the beginning and 39.9MB in the end (delta: -13.2MB). Peak memory consumption was 8.0MB. 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