./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/mkdir-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/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_923935ef-17f5-400e-ac1d-599cb6f5a498/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkdir-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/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_923935ef-17f5-400e-ac1d-599cb6f5a498/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 e4cf34f8f22676c81e52432eeb1290d70bb3cf8c8d4b8791a8ab664153392c87 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 22:26:15,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:26:15,995 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:26:16,029 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:26:16,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:26:16,030 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:26:16,031 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:26:16,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:26:16,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:26:16,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:26:16,037 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:26:16,038 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:26:16,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:26:16,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:26:16,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:26:16,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:26:16,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:26:16,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:26:16,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:26:16,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:26:16,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:26:16,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:26:16,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:26:16,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:26:16,056 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:26:16,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:26:16,057 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:26:16,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:26:16,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:26:16,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:26:16,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:26:16,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:26:16,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:26:16,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:26:16,063 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:26:16,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:26:16,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:26:16,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:26:16,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:26:16,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:26:16,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:26:16,068 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-25 22:26:16,088 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:26:16,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:26:16,089 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:26:16,089 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:26:16,090 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:26:16,091 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:26:16,091 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:26:16,091 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:26:16,091 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:26:16,092 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:26:16,092 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:26:16,092 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:26:16,093 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:26:16,093 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:26:16,093 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:26:16,094 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:26:16,094 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:26:16,094 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:26:16,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:26:16,095 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:26:16,095 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:26:16,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:26:16,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:26:16,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:26:16,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:26:16,097 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 22:26:16,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:26:16,097 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:26:16,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:26:16,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:26:16,098 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:26:16,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:26:16,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:26:16,099 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:26:16,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:26:16,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:26:16,099 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:26:16,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:26:16,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:26:16,100 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:26:16,100 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_923935ef-17f5-400e-ac1d-599cb6f5a498/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4cf34f8f22676c81e52432eeb1290d70bb3cf8c8d4b8791a8ab664153392c87 [2022-11-25 22:26:16,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:26:16,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:26:16,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:26:16,371 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:26:16,372 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:26:16,373 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/mkdir-1.i [2022-11-25 22:26:19,460 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:26:19,910 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:26:19,911 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/sv-benchmarks/c/busybox-1.22.0/mkdir-1.i [2022-11-25 22:26:19,952 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/bin/utaipan-ByfvJB40ur/data/420385e09/48831634f39145f48a5abf7d04abe3ee/FLAGbbcbc1e55 [2022-11-25 22:26:19,970 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/bin/utaipan-ByfvJB40ur/data/420385e09/48831634f39145f48a5abf7d04abe3ee [2022-11-25 22:26:19,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:26:19,973 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:26:19,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:26:19,979 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:26:19,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:26:19,983 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:19" (1/1) ... [2022-11-25 22:26:19,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e77de58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:19, skipping insertion in model container [2022-11-25 22:26:19,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:19" (1/1) ... [2022-11-25 22:26:19,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:26:20,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:26:21,379 WARN L623 FunctionHandler]: Unknown extern function umask [2022-11-25 22:26:21,386 WARN L623 FunctionHandler]: Unknown extern function umask [2022-11-25 22:26:21,386 WARN L623 FunctionHandler]: Unknown extern function umask [2022-11-25 22:26:21,387 WARN L623 FunctionHandler]: Unknown extern function mkdir [2022-11-25 22:26:21,394 WARN L623 FunctionHandler]: Unknown extern function stat [2022-11-25 22:26:21,403 WARN L623 FunctionHandler]: Unknown extern function chmod [2022-11-25 22:26:21,407 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 22:26:21,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@480fa428 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:21, skipping insertion in model container [2022-11-25 22:26:21,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:26:21,409 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 22:26:21,411 INFO L158 Benchmark]: Toolchain (without parser) took 1436.78ms. Allocated memory is still 151.0MB. Free memory was 108.4MB in the beginning and 101.3MB in the end (delta: 7.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-25 22:26:21,411 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:26:21,412 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1430.60ms. Allocated memory is still 151.0MB. Free memory was 107.8MB in the beginning and 101.3MB in the end (delta: 6.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-25 22:26:21,413 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1430.60ms. Allocated memory is still 151.0MB. Free memory was 107.8MB in the beginning and 101.3MB in the end (delta: 6.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2569]: 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/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_923935ef-17f5-400e-ac1d-599cb6f5a498/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkdir-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/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_923935ef-17f5-400e-ac1d-599cb6f5a498/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 e4cf34f8f22676c81e52432eeb1290d70bb3cf8c8d4b8791a8ab664153392c87 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 22:26:23,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:26:23,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:26:23,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:26:23,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:26:23,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:26:23,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:26:23,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:26:23,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:26:23,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:26:23,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:26:23,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:26:23,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:26:23,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:26:23,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:26:23,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:26:23,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:26:23,755 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:26:23,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:26:23,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:26:23,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:26:23,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:26:23,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:26:23,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:26:23,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:26:23,778 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:26:23,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:26:23,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:26:23,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:26:23,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:26:23,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:26:23,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:26:23,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:26:23,785 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:26:23,786 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:26:23,787 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:26:23,787 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:26:23,788 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:26:23,788 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:26:23,789 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:26:23,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:26:23,794 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-25 22:26:23,821 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:26:23,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:26:23,821 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:26:23,822 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:26:23,822 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:26:23,823 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:26:23,823 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:26:23,823 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:26:23,823 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:26:23,823 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:26:23,824 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:26:23,824 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:26:23,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:26:23,825 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:26:23,825 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:26:23,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:26:23,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:26:23,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:26:23,826 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 22:26:23,826 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 22:26:23,826 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 22:26:23,827 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 22:26:23,827 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:26:23,827 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:26:23,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:26:23,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:26:23,828 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 22:26:23,828 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:26:23,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:26:23,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:26:23,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:26:23,829 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:26:23,829 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 22:26:23,829 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 22:26:23,830 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:26:23,830 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:26:23,830 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 22:26:23,830 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_923935ef-17f5-400e-ac1d-599cb6f5a498/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4cf34f8f22676c81e52432eeb1290d70bb3cf8c8d4b8791a8ab664153392c87 [2022-11-25 22:26:24,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:26:24,254 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:26:24,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:26:24,258 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:26:24,259 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:26:24,260 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/mkdir-1.i [2022-11-25 22:26:27,299 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:26:27,778 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:26:27,778 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/sv-benchmarks/c/busybox-1.22.0/mkdir-1.i [2022-11-25 22:26:27,817 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/bin/utaipan-ByfvJB40ur/data/f0b036334/6bd464e6a2cf4bfdb7eb8f7c16315121/FLAG0378c2802 [2022-11-25 22:26:27,845 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923935ef-17f5-400e-ac1d-599cb6f5a498/bin/utaipan-ByfvJB40ur/data/f0b036334/6bd464e6a2cf4bfdb7eb8f7c16315121 [2022-11-25 22:26:27,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:26:27,851 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:26:27,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:26:27,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:26:27,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:26:27,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:27" (1/1) ... [2022-11-25 22:26:27,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d66bb1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:27, skipping insertion in model container [2022-11-25 22:26:27,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:27" (1/1) ... [2022-11-25 22:26:27,868 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:26:27,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:26:29,338 WARN L623 FunctionHandler]: Unknown extern function umask [2022-11-25 22:26:29,344 WARN L623 FunctionHandler]: Unknown extern function umask [2022-11-25 22:26:29,346 WARN L623 FunctionHandler]: Unknown extern function umask [2022-11-25 22:26:29,347 WARN L623 FunctionHandler]: Unknown extern function mkdir [2022-11-25 22:26:29,352 WARN L623 FunctionHandler]: Unknown extern function stat [2022-11-25 22:26:29,357 WARN L623 FunctionHandler]: Unknown extern function chmod [2022-11-25 22:26:29,361 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 22:26:29,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3eb68778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:29, skipping insertion in model container [2022-11-25 22:26:29,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:26:29,363 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 22:26:29,365 INFO L158 Benchmark]: Toolchain (without parser) took 1512.76ms. Allocated memory is still 79.7MB. Free memory was 51.5MB in the beginning and 42.2MB in the end (delta: 9.3MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-11-25 22:26:29,365 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 79.7MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:26:29,367 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1507.20ms. Allocated memory is still 79.7MB. Free memory was 51.3MB in the beginning and 42.2MB in the end (delta: 9.1MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-11-25 22:26:29,368 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 79.7MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1507.20ms. Allocated memory is still 79.7MB. Free memory was 51.3MB in the beginning and 42.2MB in the end (delta: 9.1MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2569]: 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