./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/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_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF --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-63182f1 [2021-11-13 01:35:08,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 01:35:08,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 01:35:08,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 01:35:08,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 01:35:08,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 01:35:08,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 01:35:08,568 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 01:35:08,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 01:35:08,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 01:35:08,581 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 01:35:08,583 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 01:35:08,584 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 01:35:08,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 01:35:08,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 01:35:08,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 01:35:08,621 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 01:35:08,623 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 01:35:08,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 01:35:08,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 01:35:08,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 01:35:08,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 01:35:08,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 01:35:08,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 01:35:08,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 01:35:08,658 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 01:35:08,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 01:35:08,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 01:35:08,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 01:35:08,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 01:35:08,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 01:35:08,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 01:35:08,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 01:35:08,670 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 01:35:08,672 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 01:35:08,673 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 01:35:08,674 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 01:35:08,674 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 01:35:08,675 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 01:35:08,676 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 01:35:08,677 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 01:35:08,678 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-13 01:35:08,735 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 01:35:08,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 01:35:08,737 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 01:35:08,737 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 01:35:08,738 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 01:35:08,738 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 01:35:08,738 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 01:35:08,738 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-13 01:35:08,739 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 01:35:08,739 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 01:35:08,740 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-13 01:35:08,741 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-13 01:35:08,741 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 01:35:08,741 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-13 01:35:08,742 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-13 01:35:08,742 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-13 01:35:08,744 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 01:35:08,744 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 01:35:08,744 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 01:35:08,745 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 01:35:08,745 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 01:35:08,745 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 01:35:08,746 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-13 01:35:08,746 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-13 01:35:08,746 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-13 01:35:08,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 01:35:08,748 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 01:35:08,749 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 01:35:08,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 01:35:08,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 01:35:08,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 01:35:08,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 01:35:08,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 01:35:08,751 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-13 01:35:08,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 01:35:08,751 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 01:35:08,752 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 01:35:08,752 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_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-11-13 01:35:09,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 01:35:09,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 01:35:09,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 01:35:09,183 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 01:35:09,184 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 01:35:09,186 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-13 01:35:09,281 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/data/adfe5ff78/7463f892ee4f4d01a8d9e5909f6c0579/FLAGe86ae241f [2021-11-13 01:35:10,287 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 01:35:10,291 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-13 01:35:10,348 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/data/adfe5ff78/7463f892ee4f4d01a8d9e5909f6c0579/FLAGe86ae241f [2021-11-13 01:35:10,804 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/data/adfe5ff78/7463f892ee4f4d01a8d9e5909f6c0579 [2021-11-13 01:35:10,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 01:35:10,808 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 01:35:10,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 01:35:10,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 01:35:10,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 01:35:10,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:35:10" (1/1) ... [2021-11-13 01:35:10,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648cf7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:35:10, skipping insertion in model container [2021-11-13 01:35:10,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:35:10" (1/1) ... [2021-11-13 01:35:10,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 01:35:10,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 01:35:13,015 WARN L228 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_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-11-13 01:35:13,019 WARN L228 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_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-11-13 01:35:13,021 WARN L228 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_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-11-13 01:35:13,023 WARN L228 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_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-11-13 01:35:13,025 WARN L228 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_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-11-13 01:35:13,034 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-13 01:35:13,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3444d3a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:35:13, skipping insertion in model container [2021-11-13 01:35:13,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 01:35:13,035 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-13 01:35:13,038 INFO L158 Benchmark]: Toolchain (without parser) took 2228.32ms. Allocated memory is still 127.9MB. Free memory was 94.4MB in the beginning and 64.0MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-13 01:35:13,039 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 01:35:13,040 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2224.83ms. Allocated memory is still 127.9MB. Free memory was 94.2MB in the beginning and 64.0MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-13 01:35:13,042 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2224.83ms. Allocated memory is still 127.9MB. Free memory was 94.2MB in the beginning and 64.0MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. 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_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/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_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF --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-63182f1 [2021-11-13 01:35:15,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 01:35:15,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 01:35:15,893 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 01:35:15,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 01:35:15,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 01:35:15,898 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 01:35:15,901 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 01:35:15,904 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 01:35:15,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 01:35:15,907 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 01:35:15,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 01:35:15,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 01:35:15,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 01:35:15,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 01:35:15,916 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 01:35:15,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 01:35:15,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 01:35:15,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 01:35:15,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 01:35:15,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 01:35:15,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 01:35:15,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 01:35:15,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 01:35:15,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 01:35:15,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 01:35:15,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 01:35:15,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 01:35:15,940 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 01:35:15,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 01:35:15,943 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 01:35:15,944 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 01:35:15,945 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 01:35:15,946 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 01:35:15,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 01:35:15,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 01:35:15,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 01:35:15,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 01:35:15,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 01:35:15,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 01:35:15,953 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 01:35:15,959 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-13 01:35:16,014 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 01:35:16,017 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 01:35:16,019 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 01:35:16,019 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 01:35:16,020 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 01:35:16,020 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 01:35:16,020 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 01:35:16,020 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 01:35:16,021 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 01:35:16,021 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 01:35:16,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 01:35:16,025 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 01:35:16,025 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 01:35:16,025 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 01:35:16,025 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 01:35:16,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 01:35:16,026 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-13 01:35:16,026 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-13 01:35:16,027 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-13 01:35:16,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 01:35:16,027 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 01:35:16,027 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 01:35:16,028 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 01:35:16,028 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 01:35:16,028 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 01:35:16,029 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 01:35:16,029 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 01:35:16,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 01:35:16,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 01:35:16,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 01:35:16,030 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-13 01:35:16,030 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 01:35:16,031 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 01:35:16,031 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 01:35:16,031 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_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-11-13 01:35:16,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 01:35:16,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 01:35:16,558 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 01:35:16,560 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 01:35:16,568 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 01:35:16,570 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-13 01:35:16,681 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/data/d0b34bf99/483331b8acc1489f825ae0434cdadb7c/FLAG42aa64a77 [2021-11-13 01:35:17,739 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 01:35:17,740 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-13 01:35:17,784 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/data/d0b34bf99/483331b8acc1489f825ae0434cdadb7c/FLAG42aa64a77 [2021-11-13 01:35:18,255 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/bin/utaipan-vmNK8stdcF/data/d0b34bf99/483331b8acc1489f825ae0434cdadb7c [2021-11-13 01:35:18,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 01:35:18,261 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 01:35:18,265 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 01:35:18,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 01:35:18,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 01:35:18,270 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:35:18" (1/1) ... [2021-11-13 01:35:18,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25cd09ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:35:18, skipping insertion in model container [2021-11-13 01:35:18,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:35:18" (1/1) ... [2021-11-13 01:35:18,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 01:35:18,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 01:35:20,361 WARN L228 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_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-11-13 01:35:20,376 WARN L228 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_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-11-13 01:35:20,381 WARN L228 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_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-11-13 01:35:20,384 WARN L228 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_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-11-13 01:35:20,388 WARN L228 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_d8180640-95f7-48f8-b0bd-9d782ae0e2b9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-11-13 01:35:20,406 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-13 01:35:20,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7dbfcba0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:35:20, skipping insertion in model container [2021-11-13 01:35:20,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 01:35:20,415 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-13 01:35:20,418 INFO L158 Benchmark]: Toolchain (without parser) took 2155.33ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 45.9MB in the beginning and 58.6MB in the end (delta: -12.7MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2021-11-13 01:35:20,420 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 69.2MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 01:35:20,421 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2150.68ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 45.7MB in the beginning and 58.6MB in the end (delta: -12.9MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2021-11-13 01:35:20,425 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 69.2MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2150.68ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 45.7MB in the beginning and 58.6MB in the end (delta: -12.9MB). Peak memory consumption was 15.7MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN