./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/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_687d43d9-4b81-4a5c-965d-a7fc237b0607/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/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_687d43d9-4b81-4a5c-965d-a7fc237b0607/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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- 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 23:18:37,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:18:37,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:18:37,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:18:37,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:18:37,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:18:37,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:18:37,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:18:37,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:18:37,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:18:37,360 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:18:37,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:18:37,364 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:18:37,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:18:37,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:18:37,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:18:37,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:18:37,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:18:37,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:18:37,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:18:37,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:18:37,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:18:37,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:18:37,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:18:37,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:18:37,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:18:37,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:18:37,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:18:37,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:18:37,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:18:37,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:18:37,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:18:37,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:18:37,408 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:18:37,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:18:37,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:18:37,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:18:37,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:18:37,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:18:37,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:18:37,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:18:37,413 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-25 23:18:37,448 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:18:37,451 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:18:37,452 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:18:37,453 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:18:37,454 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:18:37,454 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:18:37,454 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:18:37,454 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:18:37,455 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:18:37,455 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:18:37,456 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:18:37,456 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:18:37,456 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:18:37,457 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:18:37,457 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:18:37,457 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:18:37,457 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:18:37,458 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:18:37,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:18:37,459 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:18:37,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:18:37,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:18:37,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:18:37,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:18:37,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:18:37,460 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 23:18:37,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:18:37,461 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:18:37,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:18:37,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:18:37,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:18:37,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:18:37,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:18:37,463 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:18:37,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:18:37,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:18:37,463 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:18:37,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:18:37,464 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:18:37,464 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:18:37,465 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_687d43d9-4b81-4a5c-965d-a7fc237b0607/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2022-11-25 23:18:37,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:18:37,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:18:37,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:18:37,848 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:18:37,848 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:18:37,850 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-11-25 23:18:40,974 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:18:41,440 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:18:41,441 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-11-25 23:18:41,477 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/bin/utaipan-ByfvJB40ur/data/b6adb0e97/c225696a0df34903b81a7daed5ef6d22/FLAG39c8559fc [2022-11-25 23:18:41,492 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/bin/utaipan-ByfvJB40ur/data/b6adb0e97/c225696a0df34903b81a7daed5ef6d22 [2022-11-25 23:18:41,495 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:18:41,497 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:18:41,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:18:41,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:18:41,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:18:41,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:18:41" (1/1) ... [2022-11-25 23:18:41,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198d9ee0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:18:41, skipping insertion in model container [2022-11-25 23:18:41,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:18:41" (1/1) ... [2022-11-25 23:18:41,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:18:41,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:18:42,905 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:18:42,907 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:18:42,910 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 23:18:42,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@34a22965 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:18:42, skipping insertion in model container [2022-11-25 23:18:42,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:18:42,912 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:18:42,914 INFO L158 Benchmark]: Toolchain (without parser) took 1416.19ms. Allocated memory is still 155.2MB. Free memory was 119.2MB in the beginning and 96.3MB in the end (delta: 22.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-25 23:18:42,914 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 155.2MB. Free memory is still 126.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:18:42,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1413.54ms. Allocated memory is still 155.2MB. Free memory was 119.2MB in the beginning and 96.3MB in the end (delta: 22.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-25 23:18:42,917 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 155.2MB. Free memory is still 126.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1413.54ms. Allocated memory is still 155.2MB. Free memory was 119.2MB in the beginning and 96.3MB in the end (delta: 22.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/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_687d43d9-4b81-4a5c-965d-a7fc237b0607/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/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_687d43d9-4b81-4a5c-965d-a7fc237b0607/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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- 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 23:18:45,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:18:45,312 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:18:45,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:18:45,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:18:45,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:18:45,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:18:45,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:18:45,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:18:45,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:18:45,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:18:45,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:18:45,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:18:45,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:18:45,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:18:45,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:18:45,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:18:45,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:18:45,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:18:45,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:18:45,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:18:45,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:18:45,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:18:45,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:18:45,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:18:45,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:18:45,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:18:45,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:18:45,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:18:45,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:18:45,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:18:45,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:18:45,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:18:45,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:18:45,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:18:45,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:18:45,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:18:45,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:18:45,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:18:45,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:18:45,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:18:45,409 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-25 23:18:45,433 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:18:45,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:18:45,434 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:18:45,434 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:18:45,435 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:18:45,435 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:18:45,436 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:18:45,436 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:18:45,436 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:18:45,437 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:18:45,437 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:18:45,437 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:18:45,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:18:45,439 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:18:45,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:18:45,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:18:45,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:18:45,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:18:45,440 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:18:45,440 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 23:18:45,441 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 23:18:45,441 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 23:18:45,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:18:45,442 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:18:45,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:18:45,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:18:45,443 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 23:18:45,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:18:45,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:18:45,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:18:45,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:18:45,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:18:45,444 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 23:18:45,445 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 23:18:45,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:18:45,445 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:18:45,445 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 23:18:45,446 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_687d43d9-4b81-4a5c-965d-a7fc237b0607/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2022-11-25 23:18:45,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:18:45,903 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:18:45,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:18:45,908 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:18:45,908 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:18:45,910 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-11-25 23:18:49,366 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:18:49,781 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:18:49,787 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-11-25 23:18:49,825 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/bin/utaipan-ByfvJB40ur/data/0750acbe2/be36720909384d0e82f95727bca75e51/FLAG523681ac3 [2022-11-25 23:18:49,846 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687d43d9-4b81-4a5c-965d-a7fc237b0607/bin/utaipan-ByfvJB40ur/data/0750acbe2/be36720909384d0e82f95727bca75e51 [2022-11-25 23:18:49,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:18:49,850 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:18:49,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:18:49,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:18:49,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:18:49,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:18:49" (1/1) ... [2022-11-25 23:18:49,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23895510 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:18:49, skipping insertion in model container [2022-11-25 23:18:49,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:18:49" (1/1) ... [2022-11-25 23:18:49,868 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:18:49,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:18:51,100 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:18:51,102 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:18:51,105 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 23:18:51,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46418e93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:18:51, skipping insertion in model container [2022-11-25 23:18:51,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:18:51,107 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:18:51,109 INFO L158 Benchmark]: Toolchain (without parser) took 1257.51ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 45.0MB in the beginning and 70.0MB in the end (delta: -25.0MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2022-11-25 23:18:51,109 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 73.4MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:18:51,111 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1254.97ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 44.7MB in the beginning and 70.0MB in the end (delta: -25.3MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2022-11-25 23:18:51,113 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 73.4MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1254.97ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 44.7MB in the beginning and 70.0MB in the end (delta: -25.3MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN