./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 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/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_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 08:26:30,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:26:30,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:26:30,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:26:30,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:26:30,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:26:30,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:26:30,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:26:30,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:26:30,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:26:30,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:26:30,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:26:30,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:26:30,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:26:30,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:26:30,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:26:30,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:26:30,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:26:30,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:26:30,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:26:30,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:26:30,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:26:30,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:26:30,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:26:30,128 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:26:30,129 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:26:30,129 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:26:30,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:26:30,131 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:26:30,132 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:26:30,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:26:30,134 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:26:30,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:26:30,136 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:26:30,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:26:30,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:26:30,139 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:26:30,140 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:26:30,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:26:30,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:26:30,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:26:30,144 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-19 08:26:30,171 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:26:30,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:26:30,172 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:26:30,173 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:26:30,173 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:26:30,174 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:26:30,174 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:26:30,174 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:26:30,175 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:26:30,175 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 08:26:30,175 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:26:30,176 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:26:30,176 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 08:26:30,176 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 08:26:30,177 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:26:30,177 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 08:26:30,177 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 08:26:30,178 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 08:26:30,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 08:26:30,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 08:26:30,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:26:30,179 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 08:26:30,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:26:30,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:26:30,180 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 08:26:30,181 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 08:26:30,181 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 08:26:30,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:26:30,182 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 08:26:30,182 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:26:30,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:26:30,183 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:26:30,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:26:30,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:26:30,183 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 08:26:30,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:26:30,184 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 08:26:30,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 08:26:30,185 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:26:30,185 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2022-11-19 08:26:30,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:26:30,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:26:30,475 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:26:30,477 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:26:30,478 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:26:30,480 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2022-11-19 08:26:30,565 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/data/d3ff75d95/59f9aabc28a84e8c93e626f3d5896009/FLAG2d94197a9 [2022-11-19 08:26:31,327 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:26:31,328 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2022-11-19 08:26:31,376 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/data/d3ff75d95/59f9aabc28a84e8c93e626f3d5896009/FLAG2d94197a9 [2022-11-19 08:26:31,423 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/data/d3ff75d95/59f9aabc28a84e8c93e626f3d5896009 [2022-11-19 08:26:31,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:26:31,431 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:26:31,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:26:31,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:26:31,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:26:31,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:26:31" (1/1) ... [2022-11-19 08:26:31,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c17a146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:31, skipping insertion in model container [2022-11-19 08:26:31,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:26:31" (1/1) ... [2022-11-19 08:26:31,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:26:31,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:26:32,915 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-19 08:26:32,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3a690beb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:32, skipping insertion in model container [2022-11-19 08:26:32,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:26:32,917 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 08:26:32,919 INFO L158 Benchmark]: Toolchain (without parser) took 1486.92ms. Allocated memory is still 115.3MB. Free memory was 87.5MB in the beginning and 76.9MB in the end (delta: 10.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-19 08:26:32,920 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 115.3MB. Free memory was 69.7MB in the beginning and 69.7MB in the end (delta: 79.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 08:26:32,920 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1484.42ms. Allocated memory is still 115.3MB. Free memory was 87.2MB in the beginning and 76.9MB in the end (delta: 10.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-19 08:26:32,922 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 115.3MB. Free memory was 69.7MB in the beginning and 69.7MB in the end (delta: 79.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1484.42ms. Allocated memory is still 115.3MB. Free memory was 87.2MB in the beginning and 76.9MB in the end (delta: 10.3MB). Peak memory consumption was 14.7MB. 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/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_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 08:26:35,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:26:35,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:26:35,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:26:35,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:26:35,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:26:35,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:26:35,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:26:35,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:26:35,410 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:26:35,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:26:35,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:26:35,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:26:35,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:26:35,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:26:35,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:26:35,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:26:35,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:26:35,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:26:35,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:26:35,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:26:35,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:26:35,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:26:35,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:26:35,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:26:35,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:26:35,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:26:35,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:26:35,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:26:35,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:26:35,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:26:35,465 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:26:35,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:26:35,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:26:35,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:26:35,470 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:26:35,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:26:35,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:26:35,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:26:35,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:26:35,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:26:35,481 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-19 08:26:35,530 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:26:35,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:26:35,532 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:26:35,532 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:26:35,533 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:26:35,534 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:26:35,534 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:26:35,534 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:26:35,534 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:26:35,535 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:26:35,536 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:26:35,536 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:26:35,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 08:26:35,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 08:26:35,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:26:35,538 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 08:26:35,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:26:35,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:26:35,539 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 08:26:35,539 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 08:26:35,540 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 08:26:35,540 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:26:35,540 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 08:26:35,540 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 08:26:35,540 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 08:26:35,541 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:26:35,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:26:35,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 08:26:35,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:26:35,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:26:35,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:26:35,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:26:35,543 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 08:26:35,543 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 08:26:35,543 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:26:35,544 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 08:26:35,544 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_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2022-11-19 08:26:35,992 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:26:36,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:26:36,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:26:36,030 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:26:36,031 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:26:36,033 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2022-11-19 08:26:36,106 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/data/5005a220e/870d6e2a7a034cc595ec41299139d098/FLAG3a4f280eb [2022-11-19 08:26:36,967 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:26:36,968 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2022-11-19 08:26:36,997 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/data/5005a220e/870d6e2a7a034cc595ec41299139d098/FLAG3a4f280eb [2022-11-19 08:26:37,068 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ceb40f9-fd71-46ef-9a61-7cfa347859e1/bin/utaipan-I9t0OCRTmS/data/5005a220e/870d6e2a7a034cc595ec41299139d098 [2022-11-19 08:26:37,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:26:37,074 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:26:37,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:26:37,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:26:37,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:26:37,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:26:37" (1/1) ... [2022-11-19 08:26:37,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d3fc5f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:37, skipping insertion in model container [2022-11-19 08:26:37,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:26:37" (1/1) ... [2022-11-19 08:26:37,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:26:37,241 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:26:38,859 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-19 08:26:38,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b620a06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:38, skipping insertion in model container [2022-11-19 08:26:38,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:26:38,863 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 08:26:38,866 INFO L158 Benchmark]: Toolchain (without parser) took 1790.53ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 32.3MB in the beginning and 48.5MB in the end (delta: -16.2MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2022-11-19 08:26:38,868 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 58.7MB. Free memory was 39.8MB in the beginning and 39.8MB in the end (delta: 48.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 08:26:38,870 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1785.51ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 32.1MB in the beginning and 48.5MB in the end (delta: -16.4MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2022-11-19 08:26:38,872 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 58.7MB. Free memory was 39.8MB in the beginning and 39.8MB in the end (delta: 48.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1785.51ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 32.1MB in the beginning and 48.5MB in the end (delta: -16.4MB). Peak memory consumption was 7.1MB. 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