./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd --- 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-38b53e6 [2022-11-25 22:41:01,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:41:01,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:41:01,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:41:01,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:41:01,239 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:41:01,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:41:01,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:41:01,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:41:01,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:41:01,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:41:01,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:41:01,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:41:01,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:41:01,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:41:01,272 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:41:01,273 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:41:01,274 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:41:01,275 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:41:01,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:41:01,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:41:01,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:41:01,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:41:01,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:41:01,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:41:01,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:41:01,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:41:01,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:41:01,299 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:41:01,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:41:01,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:41:01,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:41:01,302 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:41:01,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:41:01,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:41:01,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:41:01,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:41:01,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:41:01,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:41:01,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:41:01,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:41:01,316 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-25 22:41:01,338 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:41:01,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:41:01,339 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:41:01,339 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:41:01,339 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:41:01,340 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:41:01,340 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:41:01,340 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:41:01,340 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:41:01,341 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:41:01,341 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:41:01,341 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:41:01,341 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:41:01,342 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:41:01,342 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:41:01,342 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:41:01,342 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:41:01,343 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:41:01,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:41:01,344 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:41:01,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:41:01,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:41:01,344 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:41:01,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:41:01,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:41:01,345 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 22:41:01,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:41:01,346 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:41:01,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:41:01,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:41:01,346 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:41:01,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:41:01,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:41:01,347 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:41:01,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:41:01,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:41:01,348 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:41:01,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:41:01,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:41:01,349 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:41:01,349 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_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd [2022-11-25 22:41:01,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:41:01,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:41:01,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:41:01,618 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:41:01,618 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:41:01,620 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2022-11-25 22:41:04,805 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:41:05,234 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:41:05,239 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2022-11-25 22:41:05,272 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/data/69140c93a/e09d272d30ec4ebab3f32d902cfbdf78/FLAG76257ec56 [2022-11-25 22:41:05,294 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/data/69140c93a/e09d272d30ec4ebab3f32d902cfbdf78 [2022-11-25 22:41:05,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:41:05,301 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:41:05,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:41:05,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:41:05,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:41:05,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:05" (1/1) ... [2022-11-25 22:41:05,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@266f26aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:05, skipping insertion in model container [2022-11-25 22:41:05,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:05" (1/1) ... [2022-11-25 22:41:05,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:41:05,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:41:06,668 WARN L623 FunctionHandler]: Unknown extern function execvp [2022-11-25 22:41:06,669 WARN L623 FunctionHandler]: Unknown extern function execvp [2022-11-25 22:41:06,672 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-11-25 22:41:06,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@42e45832 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06, skipping insertion in model container [2022-11-25 22:41:06,673 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:41:06,674 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 22:41:06,676 INFO L158 Benchmark]: Toolchain (without parser) took 1374.12ms. Allocated memory is still 144.7MB. Free memory was 107.7MB in the beginning and 83.9MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-25 22:41:06,676 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 144.7MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:41:06,677 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1368.54ms. Allocated memory is still 144.7MB. Free memory was 107.2MB in the beginning and 83.9MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-25 22:41:06,678 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 144.7MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1368.54ms. Allocated memory is still 144.7MB. Free memory was 107.2MB in the beginning and 83.9MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd --- 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-38b53e6 [2022-11-25 22:41:09,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:41:09,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:41:09,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:41:09,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:41:09,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:41:09,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:41:09,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:41:09,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:41:09,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:41:09,031 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:41:09,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:41:09,033 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:41:09,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:41:09,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:41:09,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:41:09,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:41:09,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:41:09,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:41:09,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:41:09,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:41:09,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:41:09,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:41:09,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:41:09,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:41:09,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:41:09,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:41:09,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:41:09,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:41:09,072 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:41:09,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:41:09,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:41:09,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:41:09,078 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:41:09,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:41:09,089 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:41:09,090 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:41:09,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:41:09,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:41:09,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:41:09,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:41:09,098 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-25 22:41:09,140 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:41:09,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:41:09,141 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:41:09,142 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:41:09,143 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:41:09,143 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:41:09,143 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:41:09,144 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:41:09,144 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:41:09,144 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:41:09,145 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:41:09,146 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:41:09,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:41:09,147 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:41:09,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:41:09,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:41:09,148 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:41:09,148 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:41:09,148 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 22:41:09,149 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 22:41:09,149 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 22:41:09,149 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 22:41:09,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:41:09,150 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:41:09,150 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:41:09,151 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:41:09,151 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 22:41:09,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:41:09,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:41:09,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:41:09,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:41:09,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:41:09,153 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 22:41:09,153 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 22:41:09,153 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:41:09,154 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:41:09,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 22:41:09,154 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_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd [2022-11-25 22:41:09,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:41:09,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:41:09,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:41:09,627 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:41:09,629 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:41:09,631 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2022-11-25 22:41:12,850 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:41:13,313 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:41:13,314 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2022-11-25 22:41:13,362 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/data/bdd318411/e159434de70e4371a5f89effe0fa941d/FLAG5d9443e7b [2022-11-25 22:41:13,388 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_053ea94b-58c8-4020-ac9b-612129b9601b/bin/utaipan-ByfvJB40ur/data/bdd318411/e159434de70e4371a5f89effe0fa941d [2022-11-25 22:41:13,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:41:13,394 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:41:13,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:41:13,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:41:13,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:41:13,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:13" (1/1) ... [2022-11-25 22:41:13,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ca97280 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:13, skipping insertion in model container [2022-11-25 22:41:13,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:13" (1/1) ... [2022-11-25 22:41:13,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:41:13,502 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:41:14,597 WARN L623 FunctionHandler]: Unknown extern function execvp [2022-11-25 22:41:14,598 WARN L623 FunctionHandler]: Unknown extern function execvp [2022-11-25 22:41:14,602 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-11-25 22:41:14,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ab2be3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:14, skipping insertion in model container [2022-11-25 22:41:14,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:41:14,603 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 22:41:14,605 INFO L158 Benchmark]: Toolchain (without parser) took 1209.52ms. Allocated memory is still 73.4MB. Free memory was 47.9MB in the beginning and 39.4MB in the end (delta: 8.6MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2022-11-25 22:41:14,605 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:41:14,606 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1203.31ms. Allocated memory is still 73.4MB. Free memory was 47.8MB in the beginning and 39.4MB in the end (delta: 8.5MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2022-11-25 22:41:14,607 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 60.8MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1203.31ms. Allocated memory is still 73.4MB. Free memory was 47.8MB in the beginning and 39.4MB in the end (delta: 8.5MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die 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