./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/who-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_56e21c32-3a82-46bc-bbb9-1093b4588b3d/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e21c32-3a82-46bc-bbb9-1093b4588b3d/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_56e21c32-3a82-46bc-bbb9-1093b4588b3d/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e21c32-3a82-46bc-bbb9-1093b4588b3d/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/who-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e21c32-3a82-46bc-bbb9-1093b4588b3d/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_56e21c32-3a82-46bc-bbb9-1093b4588b3d/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 26f0f66a24f0570f208b94770072cc7cfabdc03f515a6ebcadc814dde2da988e --- 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 [2022-11-26 00:17:00,919 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:17:00,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:17:00,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:17:00,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:17:00,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:17:00,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:17:00,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:17:00,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:17:00,980 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:17:00,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:17:00,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:17:00,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:17:00,991 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:17:00,992 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:17:00,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:17:00,993 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:17:00,994 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:17:00,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:17:00,997 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:17:00,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:17:01,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:17:01,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:17:01,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:17:01,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:17:01,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:17:01,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:17:01,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:17:01,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:17:01,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:17:01,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:17:01,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:17:01,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:17:01,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:17:01,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:17:01,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:17:01,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:17:01,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:17:01,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:17:01,030 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:17:01,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:17:01,031 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e21c32-3a82-46bc-bbb9-1093b4588b3d/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-26 00:17:01,076 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:17:01,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:17:01,077 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:17:01,077 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:17:01,078 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:17:01,078 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:17:01,079 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:17:01,079 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:17:01,079 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:17:01,079 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:17:01,080 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:17:01,080 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:17:01,080 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:17:01,081 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:17:01,081 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:17:01,081 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:17:01,081 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:17:01,081 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:17:01,082 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:17:01,082 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:17:01,082 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:17:01,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:17:01,083 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:17:01,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:17:01,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:17:01,083 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 00:17:01,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:17:01,084 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:17:01,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:17:01,084 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:17:01,084 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:17:01,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:17:01,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:17:01,085 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:17:01,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:17:01,086 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:17:01,086 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:17:01,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:17:01,086 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:17:01,086 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:17:01,086 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_56e21c32-3a82-46bc-bbb9-1093b4588b3d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e21c32-3a82-46bc-bbb9-1093b4588b3d/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26f0f66a24f0570f208b94770072cc7cfabdc03f515a6ebcadc814dde2da988e [2022-11-26 00:17:01,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:17:01,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:17:01,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:17:01,406 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:17:01,407 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:17:01,408 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e21c32-3a82-46bc-bbb9-1093b4588b3d/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/who-1.i [2022-11-26 00:17:04,519 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:17:05,068 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:17:05,069 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e21c32-3a82-46bc-bbb9-1093b4588b3d/sv-benchmarks/c/busybox-1.22.0/who-1.i [2022-11-26 00:17:05,118 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e21c32-3a82-46bc-bbb9-1093b4588b3d/bin/utaipan-ByfvJB40ur/data/090c912b5/0f1c66c16e084e8b9882e3e8fe562019/FLAGa71c88f75 [2022-11-26 00:17:05,139 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e21c32-3a82-46bc-bbb9-1093b4588b3d/bin/utaipan-ByfvJB40ur/data/090c912b5/0f1c66c16e084e8b9882e3e8fe562019 [2022-11-26 00:17:05,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:17:05,144 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:17:05,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:17:05,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:17:05,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:17:05,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:17:05" (1/1) ... [2022-11-26 00:17:05,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d458da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:05, skipping insertion in model container [2022-11-26 00:17:05,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:17:05" (1/1) ... [2022-11-26 00:17:05,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:17:05,249 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:17:06,710 WARN L623 FunctionHandler]: Unknown extern function putchar [2022-11-26 00:17:06,711 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-11-26 00:17:06,714 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-26 00:17:06,725 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-26 00:17:06,727 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-11-26 00:17:06,756 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-11-26 00:17:06,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ee018e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:06, skipping insertion in model container [2022-11-26 00:17:06,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:17:06,758 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-26 00:17:06,759 INFO L158 Benchmark]: Toolchain (without parser) took 1615.13ms. Allocated memory is still 167.8MB. Free memory was 132.5MB in the beginning and 102.2MB in the end (delta: 30.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-26 00:17:06,760 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 109.1MB. Free memory was 63.8MB in the beginning and 63.7MB in the end (delta: 84.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:17:06,761 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1610.88ms. Allocated memory is still 167.8MB. Free memory was 132.5MB in the beginning and 102.2MB in the end (delta: 30.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-26 00:17:06,762 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 109.1MB. Free memory was 63.8MB in the beginning and 63.7MB in the end (delta: 84.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1610.88ms. Allocated memory is still 167.8MB. Free memory was 132.5MB in the beginning and 102.2MB in the end (delta: 30.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e21c32-3a82-46bc-bbb9-1093b4588b3d/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e21c32-3a82-46bc-bbb9-1093b4588b3d/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_56e21c32-3a82-46bc-bbb9-1093b4588b3d/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e21c32-3a82-46bc-bbb9-1093b4588b3d/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/who-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e21c32-3a82-46bc-bbb9-1093b4588b3d/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_56e21c32-3a82-46bc-bbb9-1093b4588b3d/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 26f0f66a24f0570f208b94770072cc7cfabdc03f515a6ebcadc814dde2da988e --- 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 [2022-11-26 00:17:08,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:17:09,001 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:17:09,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:17:09,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:17:09,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:17:09,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:17:09,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:17:09,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:17:09,050 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:17:09,051 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:17:09,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:17:09,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:17:09,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:17:09,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:17:09,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:17:09,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:17:09,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:17:09,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:17:09,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:17:09,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:17:09,073 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:17:09,074 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:17:09,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:17:09,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:17:09,080 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:17:09,080 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:17:09,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:17:09,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:17:09,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:17:09,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:17:09,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:17:09,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:17:09,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:17:09,094 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:17:09,095 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:17:09,096 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:17:09,096 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:17:09,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:17:09,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:17:09,098 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:17:09,101 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e21c32-3a82-46bc-bbb9-1093b4588b3d/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-26 00:17:09,148 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:17:09,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:17:09,149 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:17:09,150 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:17:09,151 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:17:09,151 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:17:09,151 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:17:09,151 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:17:09,151 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:17:09,152 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:17:09,153 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:17:09,153 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:17:09,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:17:09,154 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:17:09,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:17:09,154 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:17:09,154 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:17:09,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:17:09,155 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-26 00:17:09,155 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-26 00:17:09,155 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 00:17:09,155 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-26 00:17:09,156 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:17:09,156 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:17:09,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:17:09,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:17:09,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-26 00:17:09,157 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:17:09,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:17:09,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:17:09,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:17:09,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:17:09,158 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-26 00:17:09,158 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-26 00:17:09,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:17:09,159 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:17:09,159 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-26 00:17:09,159 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_56e21c32-3a82-46bc-bbb9-1093b4588b3d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e21c32-3a82-46bc-bbb9-1093b4588b3d/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26f0f66a24f0570f208b94770072cc7cfabdc03f515a6ebcadc814dde2da988e [2022-11-26 00:17:09,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:17:09,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:17:09,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:17:09,562 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:17:09,563 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:17:09,564 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e21c32-3a82-46bc-bbb9-1093b4588b3d/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/who-1.i [2022-11-26 00:17:12,617 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:17:13,142 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:17:13,143 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e21c32-3a82-46bc-bbb9-1093b4588b3d/sv-benchmarks/c/busybox-1.22.0/who-1.i [2022-11-26 00:17:13,193 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e21c32-3a82-46bc-bbb9-1093b4588b3d/bin/utaipan-ByfvJB40ur/data/c95d5c938/38719a2eaa564ba88274fcd64122a437/FLAG0ce36103c [2022-11-26 00:17:13,212 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e21c32-3a82-46bc-bbb9-1093b4588b3d/bin/utaipan-ByfvJB40ur/data/c95d5c938/38719a2eaa564ba88274fcd64122a437 [2022-11-26 00:17:13,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:17:13,220 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:17:13,223 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:17:13,223 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:17:13,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:17:13,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:17:13" (1/1) ... [2022-11-26 00:17:13,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ff3b0bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:13, skipping insertion in model container [2022-11-26 00:17:13,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:17:13" (1/1) ... [2022-11-26 00:17:13,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:17:13,327 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:17:14,639 WARN L623 FunctionHandler]: Unknown extern function putchar [2022-11-26 00:17:14,641 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-11-26 00:17:14,648 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-26 00:17:14,671 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-26 00:17:14,678 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-11-26 00:17:14,742 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-11-26 00:17:14,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@285a706b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:17:14, skipping insertion in model container [2022-11-26 00:17:14,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:17:14,743 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-26 00:17:14,745 INFO L158 Benchmark]: Toolchain (without parser) took 1524.80ms. Allocated memory is still 75.5MB. Free memory was 47.5MB in the beginning and 32.7MB in the end (delta: 14.7MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2022-11-26 00:17:14,746 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 75.5MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:17:14,746 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1520.48ms. Allocated memory is still 75.5MB. Free memory was 47.2MB in the beginning and 33.0MB in the end (delta: 14.2MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2022-11-26 00:17:14,748 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 75.5MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1520.48ms. Allocated memory is still 75.5MB. Free memory was 47.2MB in the beginning and 33.0MB in the end (delta: 14.2MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN