./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 2329fc70 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_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/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_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh --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-2329fc7 [2022-12-14 13:36:37,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 13:36:37,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 13:36:37,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 13:36:37,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 13:36:37,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 13:36:37,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 13:36:37,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 13:36:37,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 13:36:37,390 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 13:36:37,391 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 13:36:37,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 13:36:37,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 13:36:37,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 13:36:37,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 13:36:37,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 13:36:37,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 13:36:37,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 13:36:37,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 13:36:37,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 13:36:37,412 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 13:36:37,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 13:36:37,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 13:36:37,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 13:36:37,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 13:36:37,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 13:36:37,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 13:36:37,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 13:36:37,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 13:36:37,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 13:36:37,426 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 13:36:37,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 13:36:37,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 13:36:37,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 13:36:37,428 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 13:36:37,428 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 13:36:37,428 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 13:36:37,429 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 13:36:37,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 13:36:37,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 13:36:37,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 13:36:37,430 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 13:36:37,455 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 13:36:37,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 13:36:37,456 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 13:36:37,456 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 13:36:37,456 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 13:36:37,456 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 13:36:37,456 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 13:36:37,457 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 13:36:37,457 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 13:36:37,457 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 13:36:37,457 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 13:36:37,457 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 13:36:37,457 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 13:36:37,457 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 13:36:37,457 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 13:36:37,457 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 13:36:37,457 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 13:36:37,457 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 13:36:37,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 13:36:37,458 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 13:36:37,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 13:36:37,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 13:36:37,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 13:36:37,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 13:36:37,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 13:36:37,459 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 13:36:37,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 13:36:37,459 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 13:36:37,459 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 13:36:37,459 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 13:36:37,459 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 13:36:37,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 13:36:37,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 13:36:37,459 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 13:36:37,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 13:36:37,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 13:36:37,460 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 13:36:37,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 13:36:37,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 13:36:37,460 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 13:36:37,460 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_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2022-12-14 13:36:37,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 13:36:37,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 13:36:37,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 13:36:37,637 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 13:36:37,638 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 13:36:37,639 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-12-14 13:36:40,125 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 13:36:40,416 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 13:36:40,416 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-12-14 13:36:40,434 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/data/8a3e4e24f/95cb2d81236c4570bed24c37a0d7d6ff/FLAG91cbe9045 [2022-12-14 13:36:40,681 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/data/8a3e4e24f/95cb2d81236c4570bed24c37a0d7d6ff [2022-12-14 13:36:40,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 13:36:40,684 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 13:36:40,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 13:36:40,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 13:36:40,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 13:36:40,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:36:40" (1/1) ... [2022-12-14 13:36:40,690 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7527fb27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:36:40, skipping insertion in model container [2022-12-14 13:36:40,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:36:40" (1/1) ... [2022-12-14 13:36:40,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 13:36:40,753 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 13:36:41,478 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 13:36:41,480 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 13:36:41,481 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-14 13:36:41,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4c19b83b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:36:41, skipping insertion in model container [2022-12-14 13:36:41,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 13:36:41,482 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 13:36:41,484 INFO L158 Benchmark]: Toolchain (without parser) took 799.13ms. Allocated memory is still 209.7MB. Free memory was 144.6MB in the beginning and 174.3MB in the end (delta: -29.6MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2022-12-14 13:36:41,484 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 104.9MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 13:36:41,484 INFO L158 Benchmark]: CACSL2BoogieTranslator took 797.32ms. Allocated memory is still 209.7MB. Free memory was 144.4MB in the beginning and 174.3MB in the end (delta: -29.9MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2022-12-14 13:36:41,485 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 104.9MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 797.32ms. Allocated memory is still 209.7MB. Free memory was 144.4MB in the beginning and 174.3MB in the end (delta: -29.9MB). Peak memory consumption was 26.8MB. 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_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/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_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh --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-2329fc7 [2022-12-14 13:36:42,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 13:36:42,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 13:36:42,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 13:36:42,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 13:36:42,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 13:36:42,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 13:36:42,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 13:36:42,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 13:36:42,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 13:36:42,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 13:36:42,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 13:36:42,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 13:36:42,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 13:36:42,851 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 13:36:42,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 13:36:42,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 13:36:42,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 13:36:42,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 13:36:42,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 13:36:42,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 13:36:42,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 13:36:42,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 13:36:42,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 13:36:42,860 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 13:36:42,860 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 13:36:42,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 13:36:42,861 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 13:36:42,861 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 13:36:42,862 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 13:36:42,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 13:36:42,863 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 13:36:42,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 13:36:42,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 13:36:42,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 13:36:42,877 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 13:36:42,878 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 13:36:42,878 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 13:36:42,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 13:36:42,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 13:36:42,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 13:36:42,881 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-12-14 13:36:42,897 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 13:36:42,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 13:36:42,897 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 13:36:42,897 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 13:36:42,898 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 13:36:42,898 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 13:36:42,898 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 13:36:42,898 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 13:36:42,898 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 13:36:42,898 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 13:36:42,898 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 13:36:42,899 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 13:36:42,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 13:36:42,899 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 13:36:42,899 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 13:36:42,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 13:36:42,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 13:36:42,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 13:36:42,900 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 13:36:42,900 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 13:36:42,900 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 13:36:42,900 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 13:36:42,900 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 13:36:42,900 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 13:36:42,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 13:36:42,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 13:36:42,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 13:36:42,901 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 13:36:42,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 13:36:42,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 13:36:42,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 13:36:42,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 13:36:42,902 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 13:36:42,902 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 13:36:42,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 13:36:42,902 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 13:36:42,902 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 13:36:42,902 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_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2022-12-14 13:36:43,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 13:36:43,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 13:36:43,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 13:36:43,147 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 13:36:43,147 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 13:36:43,148 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-12-14 13:36:45,659 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 13:36:45,895 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 13:36:45,896 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-12-14 13:36:45,910 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/data/252066db8/5535dbd214414a9f985196b87dd26475/FLAGdae4ff5bd [2022-12-14 13:36:45,922 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b2dc8c0-b414-4a10-9327-544f28036614/bin/utaipan-gh47qXpMRh/data/252066db8/5535dbd214414a9f985196b87dd26475 [2022-12-14 13:36:45,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 13:36:45,925 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 13:36:45,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 13:36:45,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 13:36:45,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 13:36:45,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:36:45" (1/1) ... [2022-12-14 13:36:45,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3076c53f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:36:45, skipping insertion in model container [2022-12-14 13:36:45,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:36:45" (1/1) ... [2022-12-14 13:36:45,939 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 13:36:45,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 13:36:46,598 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 13:36:46,599 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 13:36:46,601 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-14 13:36:46,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11ee17a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:36:46, skipping insertion in model container [2022-12-14 13:36:46,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 13:36:46,602 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 13:36:46,603 INFO L158 Benchmark]: Toolchain (without parser) took 678.12ms. Allocated memory is still 96.5MB. Free memory was 75.6MB in the beginning and 50.1MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 13:36:46,604 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 13:36:46,604 INFO L158 Benchmark]: CACSL2BoogieTranslator took 676.43ms. Allocated memory is still 96.5MB. Free memory was 75.6MB in the beginning and 50.1MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 13:36:46,605 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 676.43ms. Allocated memory is still 96.5MB. Free memory was 75.6MB in the beginning and 50.1MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. 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