./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/fold-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer --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 334450e9aa5addf509e3899167897d84dd173425 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer --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 334450e9aa5addf509e3899167897d84dd173425 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:20:05,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:20:05,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:20:05,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:20:05,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:20:05,329 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:20:05,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:20:05,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:20:05,352 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:20:05,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:20:05,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:20:05,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:20:05,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:20:05,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:20:05,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:20:05,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:20:05,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:20:05,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:20:05,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:20:05,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:20:05,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:20:05,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:20:05,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:20:05,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:20:05,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:20:05,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:20:05,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:20:05,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:20:05,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:20:05,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:20:05,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:20:05,398 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:20:05,400 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:20:05,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:20:05,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:20:05,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:20:05,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:20:05,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:20:05,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:20:05,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:20:05,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:20:05,411 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-28 03:20:05,442 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:20:05,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:20:05,448 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:20:05,449 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:20:05,449 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:20:05,449 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:20:05,450 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:20:05,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:20:05,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:20:05,451 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:20:05,452 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:20:05,452 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:20:05,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:20:05,453 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:20:05,453 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:20:05,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:20:05,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:20:05,454 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:20:05,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:20:05,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:20:05,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:20:05,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:20:05,456 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:20:05,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:20:05,457 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:20:05,457 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:/tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 334450e9aa5addf509e3899167897d84dd173425 [2020-11-28 03:20:05,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:20:05,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:20:05,884 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:20:05,886 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:20:05,887 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:20:05,888 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2020-11-28 03:20:05,991 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/data/659dd9f89/93fe11ab8f5340deb6ff6b0ed44ff417/FLAGa4c88905e [2020-11-28 03:20:07,053 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:20:07,056 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2020-11-28 03:20:07,118 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/data/659dd9f89/93fe11ab8f5340deb6ff6b0ed44ff417/FLAGa4c88905e [2020-11-28 03:20:07,542 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/data/659dd9f89/93fe11ab8f5340deb6ff6b0ed44ff417 [2020-11-28 03:20:07,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:20:07,547 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:20:07,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:20:07,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:20:07,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:20:07,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:20:07" (1/1) ... [2020-11-28 03:20:07,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6574b860 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:07, skipping insertion in model container [2020-11-28 03:20:07,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:20:07" (1/1) ... [2020-11-28 03:20:07,573 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:20:07,688 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:20:09,355 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-28 03:20:09,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f5ecdc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:09, skipping insertion in model container [2020-11-28 03:20:09,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:20:09,359 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:20:09,363 INFO L168 Benchmark]: Toolchain (without parser) took 1813.34 ms. Allocated memory is still 100.7 MB. Free memory was 68.8 MB in the beginning and 64.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:20:09,365 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 100.7 MB. Free memory was 60.3 MB in the beginning and 60.3 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:20:09,367 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1809.83 ms. Allocated memory is still 100.7 MB. Free memory was 68.5 MB in the beginning and 64.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:20:09,371 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 100.7 MB. Free memory was 60.3 MB in the beginning and 60.3 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1809.83 ms. Allocated memory is still 100.7 MB. Free memory was 68.5 MB in the beginning and 64.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2310]: 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:20:12,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:20:12,206 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:20:12,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:20:12,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:20:12,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:20:12,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:20:12,282 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:20:12,287 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:20:12,297 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:20:12,299 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:20:12,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:20:12,310 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:20:12,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:20:12,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:20:12,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:20:12,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:20:12,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:20:12,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:20:12,332 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:20:12,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:20:12,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:20:12,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:20:12,346 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:20:12,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:20:12,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:20:12,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:20:12,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:20:12,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:20:12,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:20:12,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:20:12,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:20:12,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:20:12,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:20:12,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:20:12,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:20:12,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:20:12,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:20:12,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:20:12,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:20:12,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:20:12,385 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-28 03:20:12,441 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:20:12,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:20:12,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:20:12,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:20:12,447 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:20:12,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:20:12,447 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:20:12,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:20:12,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:20:12,448 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:20:12,450 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:20:12,450 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:20:12,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:20:12,451 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:20:12,451 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:20:12,451 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:20:12,451 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:20:12,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:20:12,452 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:20:12,452 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:20:12,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:20:12,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:20:12,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:20:12,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:20:12,454 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:20:12,454 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:20:12,454 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:20:12,455 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:20:12,455 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:/tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 334450e9aa5addf509e3899167897d84dd173425 [2020-11-28 03:20:12,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:20:13,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:20:13,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:20:13,024 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:20:13,026 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:20:13,027 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2020-11-28 03:20:13,131 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/data/b67c38ef3/cdb3eae7533746f2a34edf0239efd622/FLAGb1c5bbfab [2020-11-28 03:20:14,246 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:20:14,249 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2020-11-28 03:20:14,283 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/data/b67c38ef3/cdb3eae7533746f2a34edf0239efd622/FLAGb1c5bbfab [2020-11-28 03:20:14,698 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c451c38b-5b1e-4a73-9779-6c7e6e117640/bin/uautomizer/data/b67c38ef3/cdb3eae7533746f2a34edf0239efd622 [2020-11-28 03:20:14,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:20:14,706 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:20:14,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:20:14,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:20:14,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:20:14,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:20:14" (1/1) ... [2020-11-28 03:20:14,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d603524 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:14, skipping insertion in model container [2020-11-28 03:20:14,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:20:14" (1/1) ... [2020-11-28 03:20:14,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:20:14,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:20:16,618 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-28 03:20:16,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b2b1460 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:16, skipping insertion in model container [2020-11-28 03:20:16,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:20:16,621 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:20:16,625 INFO L168 Benchmark]: Toolchain (without parser) took 1916.47 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 27.0 MB in the beginning and 44.3 MB in the end (delta: -17.3 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:20:16,629 INFO L168 Benchmark]: CDTParser took 0.71 ms. Allocated memory is still 54.5 MB. Free memory was 36.5 MB in the beginning and 36.5 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:20:16,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1912.71 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 26.7 MB in the beginning and 44.3 MB in the end (delta: -17.6 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:20:16,635 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71 ms. Allocated memory is still 54.5 MB. Free memory was 36.5 MB in the beginning and 36.5 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1912.71 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 26.7 MB in the beginning and 44.3 MB in the end (delta: -17.6 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2310]: 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...