./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/printf-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/printf-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:28:03,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:28:03,237 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:28:03,302 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:28:03,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:28:03,308 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:28:03,310 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:28:03,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:28:03,317 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:28:03,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:28:03,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:28:03,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:28:03,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:28:03,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:28:03,333 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:28:03,337 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:28:03,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:28:03,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:28:03,343 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:28:03,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:28:03,353 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:28:03,356 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:28:03,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:28:03,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:28:03,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:28:03,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:28:03,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:28:03,374 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:28:03,375 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:28:03,376 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:28:03,377 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:28:03,378 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:28:03,380 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:28:03,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:28:03,384 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:28:03,384 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:28:03,385 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:28:03,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:28:03,386 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:28:03,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:28:03,388 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:28:03,389 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 19:28:03,436 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:28:03,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:28:03,437 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:28:03,437 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:28:03,438 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:28:03,439 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:28:03,439 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:28:03,439 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:28:03,439 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:28:03,440 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:28:03,441 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:28:03,441 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:28:03,441 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:28:03,442 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:28:03,442 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:28:03,442 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:28:03,442 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:28:03,443 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:28:03,444 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:28:03,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:28:03,445 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:28:03,445 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:28:03,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:28:03,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:28:03,446 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:28:03,446 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:28:03,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:28:03,447 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:28:03,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:28:03,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:28:03,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:28:03,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:28:03,448 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:28:03,448 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:28:03,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:28:03,449 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:28:03,449 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:28:03,449 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:28:03,450 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_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-11-25 19:28:03,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:28:03,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:28:03,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:28:03,824 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:28:03,825 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:28:03,827 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-25 19:28:03,911 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/data/c7da2ceb2/1ecb27d432454fc49bcd00bafdc7b9c7/FLAGa37e83d70 [2021-11-25 19:28:04,691 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:28:04,692 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-25 19:28:04,741 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/data/c7da2ceb2/1ecb27d432454fc49bcd00bafdc7b9c7/FLAGa37e83d70 [2021-11-25 19:28:04,792 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/data/c7da2ceb2/1ecb27d432454fc49bcd00bafdc7b9c7 [2021-11-25 19:28:04,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:28:04,798 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:28:04,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:28:04,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:28:04,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:28:04,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:28:04" (1/1) ... [2021-11-25 19:28:04,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67121f1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:04, skipping insertion in model container [2021-11-25 19:28:04,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:28:04" (1/1) ... [2021-11-25 19:28:04,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:28:04,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:28:06,677 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-11-25 19:28:06,681 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-11-25 19:28:06,682 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-11-25 19:28:06,687 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-11-25 19:28:06,688 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-11-25 19:28:06,698 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-25 19:28:06,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@26ebe93e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:06, skipping insertion in model container [2021-11-25 19:28:06,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:28:06,701 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 19:28:06,703 INFO L158 Benchmark]: Toolchain (without parser) took 1903.37ms. Allocated memory is still 109.1MB. Free memory was 65.6MB in the beginning and 64.6MB in the end (delta: 995.2kB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-11-25 19:28:06,704 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:28:06,706 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1897.33ms. Allocated memory is still 109.1MB. Free memory was 65.4MB in the beginning and 64.9MB in the end (delta: 468.2kB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-11-25 19:28:06,708 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1897.33ms. Allocated memory is still 109.1MB. Free memory was 65.4MB in the beginning and 64.9MB in the end (delta: 468.2kB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/printf-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:28:09,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:28:09,264 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:28:09,324 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:28:09,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:28:09,329 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:28:09,331 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:28:09,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:28:09,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:28:09,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:28:09,351 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:28:09,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:28:09,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:28:09,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:28:09,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:28:09,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:28:09,366 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:28:09,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:28:09,370 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:28:09,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:28:09,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:28:09,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:28:09,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:28:09,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:28:09,397 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:28:09,398 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:28:09,398 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:28:09,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:28:09,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:28:09,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:28:09,403 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:28:09,404 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:28:09,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:28:09,408 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:28:09,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:28:09,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:28:09,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:28:09,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:28:09,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:28:09,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:28:09,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:28:09,421 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-25 19:28:09,449 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:28:09,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:28:09,451 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:28:09,451 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:28:09,452 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:28:09,452 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:28:09,452 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:28:09,452 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:28:09,453 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:28:09,453 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:28:09,454 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:28:09,454 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:28:09,456 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:28:09,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:28:09,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:28:09,457 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:28:09,457 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:28:09,457 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 19:28:09,457 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 19:28:09,457 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 19:28:09,458 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:28:09,458 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:28:09,458 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:28:09,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:28:09,459 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 19:28:09,459 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:28:09,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:28:09,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:28:09,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:28:09,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:28:09,460 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 19:28:09,460 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 19:28:09,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:28:09,461 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:28:09,461 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:28:09,462 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_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-11-25 19:28:09,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:28:09,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:28:09,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:28:09,939 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:28:09,940 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:28:09,942 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-25 19:28:10,020 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/data/11f8e0ee4/2111a589f2004e6dbc216e09ac2ba5a8/FLAG86c71c0a9 [2021-11-25 19:28:10,998 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:28:10,999 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-25 19:28:11,052 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/data/11f8e0ee4/2111a589f2004e6dbc216e09ac2ba5a8/FLAG86c71c0a9 [2021-11-25 19:28:11,462 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/bin/utaipan-eEHZpOm5b7/data/11f8e0ee4/2111a589f2004e6dbc216e09ac2ba5a8 [2021-11-25 19:28:11,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:28:11,466 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:28:11,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:28:11,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:28:11,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:28:11,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:28:11" (1/1) ... [2021-11-25 19:28:11,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a553ce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:11, skipping insertion in model container [2021-11-25 19:28:11,491 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:28:11" (1/1) ... [2021-11-25 19:28:11,501 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:28:11,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:28:13,377 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-11-25 19:28:13,382 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-11-25 19:28:13,384 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-11-25 19:28:13,386 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-11-25 19:28:13,388 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74b6f35-013b-4e55-9cbb-51da96b4eaad/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-11-25 19:28:13,394 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-25 19:28:13,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50f22ae6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:13, skipping insertion in model container [2021-11-25 19:28:13,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:28:13,396 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 19:28:13,398 INFO L158 Benchmark]: Toolchain (without parser) took 1930.83ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 29.5MB in the beginning and 44.1MB in the end (delta: -14.7MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-25 19:28:13,399 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory was 37.3MB in the beginning and 37.3MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:28:13,400 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1927.59ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 29.3MB in the beginning and 44.1MB in the end (delta: -14.9MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-25 19:28:13,403 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory was 37.3MB in the beginning and 37.3MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1927.59ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 29.3MB in the beginning and 44.1MB in the end (delta: -14.9MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN