./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sleep-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8 --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 48a42b9fc621c07e1947acf0e23fa12288ab974e ......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8 --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 48a42b9fc621c07e1947acf0e23fa12288ab974e ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 06:44:04,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:44:04,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:44:04,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:44:04,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:44:04,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:44:04,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:44:04,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:44:04,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:44:04,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:44:04,224 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:44:04,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:44:04,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:44:04,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:44:04,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:44:04,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:44:04,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:44:04,234 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:44:04,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:44:04,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:44:04,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:44:04,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:44:04,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:44:04,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:44:04,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:44:04,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:44:04,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:44:04,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:44:04,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:44:04,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:44:04,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:44:04,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:44:04,261 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:44:04,262 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:44:04,264 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:44:04,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:44:04,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:44:04,266 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:44:04,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:44:04,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:44:04,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:44:04,270 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-13 06:44:04,295 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:44:04,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:44:04,297 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:44:04,298 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:44:04,298 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:44:04,298 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:44:04,299 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 06:44:04,299 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:44:04,299 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:44:04,299 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 06:44:04,300 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 06:44:04,300 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:44:04,300 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 06:44:04,301 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 06:44:04,301 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 06:44:04,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 06:44:04,302 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 06:44:04,303 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:44:04,303 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 06:44:04,303 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:44:04,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:44:04,304 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 06:44:04,304 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 06:44:04,304 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 06:44:04,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:44:04,305 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:44:04,305 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:44:04,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:44:04,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:44:04,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:44:04,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:44:04,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:44:04,307 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 06:44:04,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 06:44:04,308 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:44:04,308 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:44:04,308 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_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48a42b9fc621c07e1947acf0e23fa12288ab974e [2021-10-13 06:44:04,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:44:04,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:44:04,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:44:04,580 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:44:04,581 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:44:04,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/busybox-1.22.0/sleep-1.i [2021-10-13 06:44:04,682 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/data/e0b179598/6d5f1455eb6c47d1b2953a7f1f3a4fa1/FLAG23ce56a53 [2021-10-13 06:44:05,393 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:44:05,394 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/sv-benchmarks/c/busybox-1.22.0/sleep-1.i [2021-10-13 06:44:05,436 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/data/e0b179598/6d5f1455eb6c47d1b2953a7f1f3a4fa1/FLAG23ce56a53 [2021-10-13 06:44:05,495 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/data/e0b179598/6d5f1455eb6c47d1b2953a7f1f3a4fa1 [2021-10-13 06:44:05,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:44:05,500 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:44:05,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:44:05,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:44:05,509 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:44:05,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:44:05" (1/1) ... [2021-10-13 06:44:05,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f9b116b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:05, skipping insertion in model container [2021-10-13 06:44:05,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:44:05" (1/1) ... [2021-10-13 06:44:05,519 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:44:05,633 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:44:06,941 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-13 06:44:06,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b16040e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:06, skipping insertion in model container [2021-10-13 06:44:06,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:44:06,943 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 06:44:06,945 INFO L168 Benchmark]: Toolchain (without parser) took 1443.20 ms. Allocated memory was 94.4 MB in the beginning and 117.4 MB in the end (delta: 23.1 MB). Free memory was 54.7 MB in the beginning and 77.6 MB in the end (delta: -22.9 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:44:06,946 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 94.4 MB. Free memory was 64.3 MB in the beginning and 64.2 MB in the end (delta: 26.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:44:06,947 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1437.23 ms. Allocated memory was 94.4 MB in the beginning and 117.4 MB in the end (delta: 23.1 MB). Free memory was 54.5 MB in the beginning and 77.6 MB in the end (delta: -23.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:44:06,949 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 94.4 MB. Free memory was 64.3 MB in the beginning and 64.2 MB in the end (delta: 26.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1437.23 ms. Allocated memory was 94.4 MB in the beginning and 117.4 MB in the end (delta: 23.1 MB). Free memory was 54.5 MB in the beginning and 77.6 MB in the end (delta: -23.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2673]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 06:44:09,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:44:09,288 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:44:09,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:44:09,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:44:09,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:44:09,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:44:09,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:44:09,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:44:09,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:44:09,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:44:09,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:44:09,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:44:09,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:44:09,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:44:09,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:44:09,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:44:09,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:44:09,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:44:09,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:44:09,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:44:09,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:44:09,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:44:09,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:44:09,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:44:09,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:44:09,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:44:09,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:44:09,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:44:09,385 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:44:09,386 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:44:09,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:44:09,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:44:09,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:44:09,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:44:09,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:44:09,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:44:09,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:44:09,396 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:44:09,397 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:44:09,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:44:09,401 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-13 06:44:09,448 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:44:09,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:44:09,450 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:44:09,450 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:44:09,451 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:44:09,451 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:44:09,451 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:44:09,451 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:44:09,452 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:44:09,453 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 06:44:09,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 06:44:09,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:44:09,455 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 06:44:09,455 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:44:09,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:44:09,456 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 06:44:09,456 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 06:44:09,456 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 06:44:09,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:44:09,457 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:44:09,457 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 06:44:09,457 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 06:44:09,457 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:44:09,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:44:09,458 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 06:44:09,458 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:44:09,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:44:09,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:44:09,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:44:09,458 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 06:44:09,459 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 06:44:09,459 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:44:09,459 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:44:09,459 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_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48a42b9fc621c07e1947acf0e23fa12288ab974e [2021-10-13 06:44:09,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:44:09,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:44:09,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:44:09,897 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:44:09,897 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:44:09,898 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/busybox-1.22.0/sleep-1.i [2021-10-13 06:44:09,978 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/data/ff6f4325d/e9dd9ef501a349709e70f7d10f00f42e/FLAG8cce33ffb [2021-10-13 06:44:10,813 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:44:10,814 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/sv-benchmarks/c/busybox-1.22.0/sleep-1.i [2021-10-13 06:44:10,858 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/data/ff6f4325d/e9dd9ef501a349709e70f7d10f00f42e/FLAG8cce33ffb [2021-10-13 06:44:10,912 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef97c66-5edb-4086-b59f-25dbb99726c0/bin/utaipan-q2qaUkNPG8/data/ff6f4325d/e9dd9ef501a349709e70f7d10f00f42e [2021-10-13 06:44:10,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:44:10,924 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:44:10,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:44:10,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:44:10,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:44:10,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:44:10" (1/1) ... [2021-10-13 06:44:10,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dfac145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:10, skipping insertion in model container [2021-10-13 06:44:10,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:44:10" (1/1) ... [2021-10-13 06:44:10,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:44:11,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:44:12,371 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-13 06:44:12,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6504a9ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:12, skipping insertion in model container [2021-10-13 06:44:12,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:44:12,373 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 06:44:12,378 INFO L168 Benchmark]: Toolchain (without parser) took 1450.13 ms. Allocated memory is still 77.6 MB. Free memory was 36.9 MB in the beginning and 44.3 MB in the end (delta: -7.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 06:44:12,380 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 77.6 MB. Free memory was 58.3 MB in the beginning and 58.2 MB in the end (delta: 78.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:44:12,384 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1446.72 ms. Allocated memory is still 77.6 MB. Free memory was 36.7 MB in the beginning and 44.5 MB in the end (delta: -7.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 06:44:12,385 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 77.6 MB. Free memory was 58.3 MB in the beginning and 58.2 MB in the end (delta: 78.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1446.72 ms. Allocated memory is still 77.6 MB. Free memory was 36.7 MB in the beginning and 44.5 MB in the end (delta: -7.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2673]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...