./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/printf-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/printf-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:39:46,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:39:47,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:39:47,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:39:47,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:39:47,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:39:47,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:39:47,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:39:47,060 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:39:47,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:39:47,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:39:47,067 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:39:47,068 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:39:47,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:39:47,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:39:47,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:39:47,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:39:47,087 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:39:47,090 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:39:47,094 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:39:47,100 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:39:47,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:39:47,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:39:47,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:39:47,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:39:47,120 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:39:47,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:39:47,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:39:47,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:39:47,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:39:47,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:39:47,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:39:47,132 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:39:47,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:39:47,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:39:47,136 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:39:47,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:39:47,137 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:39:47,137 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:39:47,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:39:47,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:39:47,140 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-19 14:39:47,191 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:39:47,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:39:47,193 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:39:47,200 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:39:47,200 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:39:47,200 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:39:47,201 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:39:47,201 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 14:39:47,201 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:39:47,201 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:39:47,203 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 14:39:47,203 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 14:39:47,203 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:39:47,204 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 14:39:47,204 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 14:39:47,204 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 14:39:47,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-19 14:39:47,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-19 14:39:47,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:39:47,207 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-19 14:39:47,208 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:39:47,208 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:39:47,208 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-19 14:39:47,208 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-19 14:39:47,209 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-19 14:39:47,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:39:47,211 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:39:47,211 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:39:47,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:39:47,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:39:47,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:39:47,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:39:47,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:39:47,213 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 14:39:47,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 14:39:47,214 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:39:47,214 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:39:47,214 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-11-19 14:39:47,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:39:47,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:39:47,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:39:47,539 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:39:47,540 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:39:47,541 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-19 14:39:47,620 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/data/cb4ea8690/13a86a5c83cb4333947bfe275b0db724/FLAG2fc146423 [2021-11-19 14:39:48,576 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:39:48,578 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-19 14:39:48,630 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/data/cb4ea8690/13a86a5c83cb4333947bfe275b0db724/FLAG2fc146423 [2021-11-19 14:39:49,100 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/data/cb4ea8690/13a86a5c83cb4333947bfe275b0db724 [2021-11-19 14:39:49,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:39:49,105 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:39:49,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:39:49,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:39:49,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:39:49,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:39:49" (1/1) ... [2021-11-19 14:39:49,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50f54b1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:49, skipping insertion in model container [2021-11-19 14:39:49,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:39:49" (1/1) ... [2021-11-19 14:39:49,128 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:39:49,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:39:50,919 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-11-19 14:39:50,923 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-11-19 14:39:50,925 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-11-19 14:39:50,926 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-11-19 14:39:50,928 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-11-19 14:39:50,936 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-19 14:39:50,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6902ca71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:50, skipping insertion in model container [2021-11-19 14:39:50,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:39:50,938 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 14:39:50,943 INFO L158 Benchmark]: Toolchain (without parser) took 1833.45ms. Allocated memory is still 83.9MB. Free memory was 55.5MB in the beginning and 41.1MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-19 14:39:50,944 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 83.9MB. Free memory is still 58.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:39:50,945 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1830.57ms. Allocated memory is still 83.9MB. Free memory was 55.3MB in the beginning and 41.1MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-19 14:39:50,949 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 83.9MB. Free memory is still 58.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1830.57ms. Allocated memory is still 83.9MB. Free memory was 55.3MB in the beginning and 41.1MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/printf-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:39:53,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:39:53,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:39:53,791 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:39:53,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:39:53,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:39:53,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:39:53,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:39:53,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:39:53,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:39:53,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:39:53,803 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:39:53,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:39:53,805 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:39:53,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:39:53,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:39:53,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:39:53,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:39:53,813 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:39:53,816 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:39:53,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:39:53,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:39:53,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:39:53,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:39:53,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:39:53,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:39:53,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:39:53,833 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:39:53,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:39:53,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:39:53,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:39:53,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:39:53,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:39:53,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:39:53,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:39:53,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:39:53,840 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:39:53,841 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:39:53,841 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:39:53,842 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:39:53,843 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:39:53,855 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-19 14:39:53,905 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:39:53,905 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:39:53,906 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:39:53,907 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:39:53,907 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:39:53,907 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:39:53,907 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:39:53,907 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:39:53,908 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:39:53,909 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:39:53,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-19 14:39:53,911 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-19 14:39:53,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:39:53,911 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-19 14:39:53,912 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:39:53,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:39:53,912 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-19 14:39:53,912 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-19 14:39:53,912 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-19 14:39:53,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:39:53,913 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:39:53,913 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 14:39:53,913 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 14:39:53,913 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:39:53,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:39:53,914 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 14:39:53,914 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:39:53,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:39:53,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:39:53,915 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:39:53,915 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-19 14:39:53,915 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 14:39:53,915 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:39:53,916 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:39:53,916 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_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-11-19 14:39:54,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:39:54,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:39:54,415 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:39:54,419 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:39:54,420 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:39:54,421 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-19 14:39:54,505 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/data/490979390/218fbccde58341c986cce5ee4d14c603/FLAGe99f1a708 [2021-11-19 14:39:55,510 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:39:55,511 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-19 14:39:55,555 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/data/490979390/218fbccde58341c986cce5ee4d14c603/FLAGe99f1a708 [2021-11-19 14:39:55,979 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/bin/utaipan-UbGMyvGFUs/data/490979390/218fbccde58341c986cce5ee4d14c603 [2021-11-19 14:39:55,983 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:39:55,984 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:39:55,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:39:55,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:39:55,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:39:55,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:39:55" (1/1) ... [2021-11-19 14:39:55,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@173873 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:55, skipping insertion in model container [2021-11-19 14:39:55,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:39:55" (1/1) ... [2021-11-19 14:39:56,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:39:56,113 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:39:57,784 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-11-19 14:39:57,788 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-11-19 14:39:57,790 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-11-19 14:39:57,792 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-11-19 14:39:57,794 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92ddd28-24a4-47fc-9c9a-efdf267742ed/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-11-19 14:39:57,802 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-19 14:39:57,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@260d474 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:57, skipping insertion in model container [2021-11-19 14:39:57,803 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:39:57,804 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 14:39:57,806 INFO L158 Benchmark]: Toolchain (without parser) took 1820.43ms. Allocated memory was 65.0MB in the beginning and 92.3MB in the end (delta: 27.3MB). Free memory was 39.9MB in the beginning and 56.4MB in the end (delta: -16.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2021-11-19 14:39:57,807 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 65.0MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:39:57,808 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1818.00ms. Allocated memory was 65.0MB in the beginning and 92.3MB in the end (delta: 27.3MB). Free memory was 39.8MB in the beginning and 56.4MB in the end (delta: -16.6MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2021-11-19 14:39:57,811 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 65.0MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1818.00ms. Allocated memory was 65.0MB in the beginning and 92.3MB in the end (delta: 27.3MB). Free memory was 39.8MB in the beginning and 56.4MB in the end (delta: -16.6MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN