./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7 --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 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:00:23,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:00:23,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:00:23,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:00:23,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:00:23,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:00:23,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:00:23,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:00:23,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:00:23,661 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:00:23,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:00:23,663 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:00:23,664 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:00:23,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:00:23,667 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:00:23,669 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:00:23,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:00:23,671 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:00:23,674 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:00:23,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:00:23,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:00:23,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:00:23,682 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:00:23,683 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:00:23,687 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:00:23,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:00:23,688 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:00:23,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:00:23,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:00:23,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:00:23,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:00:23,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:00:23,693 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:00:23,694 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:00:23,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:00:23,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:00:23,697 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:00:23,697 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:00:23,697 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:00:23,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:00:23,699 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:00:23,700 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-25 19:00:23,749 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:00:23,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:00:23,757 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:00:23,757 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:00:23,758 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:00:23,758 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:00:23,759 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:00:23,759 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:00:23,759 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:00:23,759 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:00:23,760 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:00:23,761 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:00:23,761 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:00:23,761 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:00:23,761 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:00:23,762 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:00:23,762 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:00:23,762 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:00:23,763 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 19:00:23,763 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 19:00:23,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:00:23,764 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 19:00:23,764 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:00:23,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:00:23,766 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 19:00:23,766 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 19:00:23,766 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-25 19:00:23,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:00:23,767 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 19:00:23,767 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:00:23,767 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:00:23,767 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:00:23,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:00:23,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:00:23,768 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:00:23,768 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:00:23,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:00:23,769 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:00:23,769 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:00:23,769 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_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2021-11-25 19:00:24,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:00:24,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:00:24,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:00:24,067 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:00:24,068 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:00:24,069 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-25 19:00:24,168 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/data/67999260a/f73224759aa64284835109462accdc09/FLAG6b79ad250 [2021-11-25 19:00:24,922 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:00:24,924 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-25 19:00:24,961 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/data/67999260a/f73224759aa64284835109462accdc09/FLAG6b79ad250 [2021-11-25 19:00:25,004 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/data/67999260a/f73224759aa64284835109462accdc09 [2021-11-25 19:00:25,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:00:25,007 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:00:25,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:00:25,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:00:25,012 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:00:25,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:00:25" (1/1) ... [2021-11-25 19:00:25,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60e1c159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:00:25, skipping insertion in model container [2021-11-25 19:00:25,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:00:25" (1/1) ... [2021-11-25 19:00:25,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:00:25,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:00:26,185 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-25 19:00:26,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@189f8d12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:00:26, skipping insertion in model container [2021-11-25 19:00:26,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:00:26,186 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 19:00:26,188 INFO L158 Benchmark]: Toolchain (without parser) took 1180.60ms. Allocated memory is still 104.9MB. Free memory was 64.5MB in the beginning and 62.0MB in the end (delta: 2.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 19:00:26,189 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory was 57.2MB in the beginning and 57.2MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:00:26,190 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1178.25ms. Allocated memory is still 104.9MB. Free memory was 64.3MB in the beginning and 62.0MB in the end (delta: 2.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 19:00:26,192 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory was 57.2MB in the beginning and 57.2MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1178.25ms. Allocated memory is still 104.9MB. Free memory was 64.3MB in the beginning and 62.0MB in the end (delta: 2.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7 --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 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:00:28,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:00:28,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:00:28,299 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:00:28,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:00:28,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:00:28,306 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:00:28,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:00:28,313 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:00:28,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:00:28,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:00:28,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:00:28,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:00:28,327 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:00:28,329 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:00:28,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:00:28,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:00:28,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:00:28,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:00:28,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:00:28,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:00:28,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:00:28,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:00:28,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:00:28,370 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:00:28,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:00:28,371 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:00:28,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:00:28,374 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:00:28,375 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:00:28,375 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:00:28,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:00:28,378 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:00:28,379 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:00:28,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:00:28,380 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:00:28,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:00:28,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:00:28,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:00:28,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:00:28,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:00:28,385 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-25 19:00:28,429 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:00:28,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:00:28,430 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:00:28,430 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:00:28,431 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:00:28,431 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:00:28,431 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:00:28,432 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:00:28,432 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:00:28,432 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:00:28,433 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:00:28,433 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:00:28,434 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 19:00:28,435 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 19:00:28,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:00:28,435 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 19:00:28,435 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:00:28,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:00:28,436 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 19:00:28,436 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 19:00:28,436 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-25 19:00:28,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:00:28,437 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 19:00:28,437 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 19:00:28,437 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 19:00:28,437 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:00:28,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:00:28,438 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 19:00:28,438 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:00:28,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:00:28,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:00:28,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:00:28,440 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 19:00:28,440 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 19:00:28,440 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:00:28,440 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:00:28,441 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_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2021-11-25 19:00:28,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:00:28,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:00:28,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:00:28,853 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:00:28,854 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:00:28,855 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-25 19:00:28,935 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/data/c4d20242a/2b2a5395f87e41719f5cdc9b287352a8/FLAGcf1b779a8 [2021-11-25 19:00:29,640 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:00:29,641 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-25 19:00:29,684 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/data/c4d20242a/2b2a5395f87e41719f5cdc9b287352a8/FLAGcf1b779a8 [2021-11-25 19:00:29,930 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7bd654-b042-4a65-b16b-99a6a4000a4e/bin/utaipan-eEHZpOm5b7/data/c4d20242a/2b2a5395f87e41719f5cdc9b287352a8 [2021-11-25 19:00:29,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:00:29,935 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:00:29,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:00:29,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:00:29,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:00:29,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:00:29" (1/1) ... [2021-11-25 19:00:29,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bf9ce2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:00:29, skipping insertion in model container [2021-11-25 19:00:29,945 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:00:29" (1/1) ... [2021-11-25 19:00:29,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:00:30,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:00:31,169 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-25 19:00:31,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2cbd027f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:00:31, skipping insertion in model container [2021-11-25 19:00:31,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:00:31,170 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 19:00:31,172 INFO L158 Benchmark]: Toolchain (without parser) took 1236.42ms. Allocated memory is still 62.9MB. Free memory was 34.8MB in the beginning and 30.2MB in the end (delta: 4.6MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2021-11-25 19:00:31,178 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 62.9MB. Free memory was 42.6MB in the beginning and 42.5MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:00:31,179 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1232.12ms. Allocated memory is still 62.9MB. Free memory was 34.5MB in the beginning and 30.2MB in the end (delta: 4.3MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2021-11-25 19:00:31,184 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 62.9MB. Free memory was 42.6MB in the beginning and 42.5MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1232.12ms. Allocated memory is still 62.9MB. Free memory was 34.5MB in the beginning and 30.2MB in the end (delta: 4.3MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN