./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_861d94ec-7325-4280-93c4-b60bb2c75a3b/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861d94ec-7325-4280-93c4-b60bb2c75a3b/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_861d94ec-7325-4280-93c4-b60bb2c75a3b/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861d94ec-7325-4280-93c4-b60bb2c75a3b/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861d94ec-7325-4280-93c4-b60bb2c75a3b/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_861d94ec-7325-4280-93c4-b60bb2c75a3b/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 335b52f604cd506d20699f3f7648e130643a15771854bdceec2b9e31483c27aa --- 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 15:30:58,030 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 15:30:58,031 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 15:30:58,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 15:30:58,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 15:30:58,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 15:30:58,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 15:30:58,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 15:30:58,047 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 15:30:58,048 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 15:30:58,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 15:30:58,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 15:30:58,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 15:30:58,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 15:30:58,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 15:30:58,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 15:30:58,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 15:30:58,052 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 15:30:58,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 15:30:58,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 15:30:58,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 15:30:58,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 15:30:58,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 15:30:58,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 15:30:58,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 15:30:58,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 15:30:58,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 15:30:58,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 15:30:58,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 15:30:58,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 15:30:58,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 15:30:58,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 15:30:58,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 15:30:58,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 15:30:58,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 15:30:58,069 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 15:30:58,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 15:30:58,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 15:30:58,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 15:30:58,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 15:30:58,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 15:30:58,072 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861d94ec-7325-4280-93c4-b60bb2c75a3b/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 15:30:58,095 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 15:30:58,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 15:30:58,096 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 15:30:58,096 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 15:30:58,097 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 15:30:58,097 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 15:30:58,097 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 15:30:58,098 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 15:30:58,098 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 15:30:58,098 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 15:30:58,098 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 15:30:58,098 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 15:30:58,099 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 15:30:58,099 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 15:30:58,099 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 15:30:58,099 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 15:30:58,099 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 15:30:58,100 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 15:30:58,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 15:30:58,101 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 15:30:58,101 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 15:30:58,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 15:30:58,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 15:30:58,101 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 15:30:58,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 15:30:58,102 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 15:30:58,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 15:30:58,102 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 15:30:58,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 15:30:58,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 15:30:58,103 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 15:30:58,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 15:30:58,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 15:30:58,103 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 15:30:58,103 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 15:30:58,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 15:30:58,104 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 15:30:58,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 15:30:58,104 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 15:30:58,104 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 15:30:58,105 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_861d94ec-7325-4280-93c4-b60bb2c75a3b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861d94ec-7325-4280-93c4-b60bb2c75a3b/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 335b52f604cd506d20699f3f7648e130643a15771854bdceec2b9e31483c27aa [2022-12-14 15:30:58,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 15:30:58,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 15:30:58,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 15:30:58,324 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 15:30:58,325 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 15:30:58,326 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861d94ec-7325-4280-93c4-b60bb2c75a3b/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2022-12-14 15:31:00,917 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 15:31:01,157 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 15:31:01,158 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861d94ec-7325-4280-93c4-b60bb2c75a3b/sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2022-12-14 15:31:01,172 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861d94ec-7325-4280-93c4-b60bb2c75a3b/bin/utaipan-gh47qXpMRh/data/a4b83357c/bd66a95e2937476da1156773948b770a/FLAG52e706375 [2022-12-14 15:31:01,510 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861d94ec-7325-4280-93c4-b60bb2c75a3b/bin/utaipan-gh47qXpMRh/data/a4b83357c/bd66a95e2937476da1156773948b770a [2022-12-14 15:31:01,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 15:31:01,521 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 15:31:01,524 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 15:31:01,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 15:31:01,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 15:31:01,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:31:01" (1/1) ... [2022-12-14 15:31:01,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59be718f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:31:01, skipping insertion in model container [2022-12-14 15:31:01,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:31:01" (1/1) ... [2022-12-14 15:31:01,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 15:31:01,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 15:31:02,405 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-14 15:31:02,411 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-14 15:31:02,412 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-14 15:31:02,416 WARN L623 FunctionHandler]: Unknown extern function write [2022-12-14 15:31:02,422 WARN L623 FunctionHandler]: Unknown extern function strspn [2022-12-14 15:31:02,427 WARN L623 FunctionHandler]: Unknown extern function nanosleep [2022-12-14 15:31:02,429 WARN L623 FunctionHandler]: Unknown extern function longjmp [2022-12-14 15:31:02,430 WARN L623 FunctionHandler]: Unknown extern function sleep [2022-12-14 15:31:02,432 WARN L623 FunctionHandler]: Unknown extern function strtoull [2022-12-14 15:31:02,437 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 [2022-12-14 15:31:02,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3726683c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:31:02, skipping insertion in model container [2022-12-14 15:31:02,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 15:31:02,437 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 15:31:02,439 INFO L158 Benchmark]: Toolchain (without parser) took 918.45ms. Allocated memory is still 127.9MB. Free memory was 86.6MB in the beginning and 59.1MB in the end (delta: 27.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 15:31:02,439 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 127.9MB. Free memory is still 97.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 15:31:02,440 INFO L158 Benchmark]: CACSL2BoogieTranslator took 913.54ms. Allocated memory is still 127.9MB. Free memory was 86.3MB in the beginning and 59.1MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 15:31:02,441 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 127.9MB. Free memory is still 97.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 913.54ms. Allocated memory is still 127.9MB. Free memory was 86.3MB in the beginning and 59.1MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2673]: 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_861d94ec-7325-4280-93c4-b60bb2c75a3b/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861d94ec-7325-4280-93c4-b60bb2c75a3b/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_861d94ec-7325-4280-93c4-b60bb2c75a3b/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861d94ec-7325-4280-93c4-b60bb2c75a3b/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861d94ec-7325-4280-93c4-b60bb2c75a3b/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_861d94ec-7325-4280-93c4-b60bb2c75a3b/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 335b52f604cd506d20699f3f7648e130643a15771854bdceec2b9e31483c27aa --- 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 15:31:03,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 15:31:03,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 15:31:03,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 15:31:03,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 15:31:03,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 15:31:03,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 15:31:03,775 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 15:31:03,776 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 15:31:03,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 15:31:03,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 15:31:03,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 15:31:03,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 15:31:03,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 15:31:03,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 15:31:03,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 15:31:03,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 15:31:03,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 15:31:03,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 15:31:03,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 15:31:03,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 15:31:03,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 15:31:03,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 15:31:03,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 15:31:03,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 15:31:03,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 15:31:03,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 15:31:03,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 15:31:03,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 15:31:03,792 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 15:31:03,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 15:31:03,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 15:31:03,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 15:31:03,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 15:31:03,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 15:31:03,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 15:31:03,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 15:31:03,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 15:31:03,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 15:31:03,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 15:31:03,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 15:31:03,797 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861d94ec-7325-4280-93c4-b60bb2c75a3b/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-12-14 15:31:03,813 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 15:31:03,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 15:31:03,813 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 15:31:03,813 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 15:31:03,814 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 15:31:03,814 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 15:31:03,814 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 15:31:03,814 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 15:31:03,814 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 15:31:03,815 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 15:31:03,815 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 15:31:03,815 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 15:31:03,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 15:31:03,815 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 15:31:03,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 15:31:03,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 15:31:03,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 15:31:03,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 15:31:03,816 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 15:31:03,816 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 15:31:03,816 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 15:31:03,816 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 15:31:03,816 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 15:31:03,817 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 15:31:03,817 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 15:31:03,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 15:31:03,817 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 15:31:03,817 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 15:31:03,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 15:31:03,817 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 15:31:03,817 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 15:31:03,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 15:31:03,818 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 15:31:03,818 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 15:31:03,818 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 15:31:03,818 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 15:31:03,818 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 15:31:03,818 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_861d94ec-7325-4280-93c4-b60bb2c75a3b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861d94ec-7325-4280-93c4-b60bb2c75a3b/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 335b52f604cd506d20699f3f7648e130643a15771854bdceec2b9e31483c27aa [2022-12-14 15:31:04,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 15:31:04,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 15:31:04,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 15:31:04,063 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 15:31:04,064 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 15:31:04,065 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861d94ec-7325-4280-93c4-b60bb2c75a3b/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2022-12-14 15:31:06,596 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 15:31:06,844 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 15:31:06,844 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861d94ec-7325-4280-93c4-b60bb2c75a3b/sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2022-12-14 15:31:06,861 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861d94ec-7325-4280-93c4-b60bb2c75a3b/bin/utaipan-gh47qXpMRh/data/a68a9c59e/d610c0b65300432488f051660edaf721/FLAGe596ea03d [2022-12-14 15:31:06,875 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861d94ec-7325-4280-93c4-b60bb2c75a3b/bin/utaipan-gh47qXpMRh/data/a68a9c59e/d610c0b65300432488f051660edaf721 [2022-12-14 15:31:06,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 15:31:06,879 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 15:31:06,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 15:31:06,881 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 15:31:06,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 15:31:06,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:31:06" (1/1) ... [2022-12-14 15:31:06,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b0cebb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:31:06, skipping insertion in model container [2022-12-14 15:31:06,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:31:06" (1/1) ... [2022-12-14 15:31:06,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 15:31:06,950 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 15:31:07,648 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-14 15:31:07,655 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-14 15:31:07,656 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-14 15:31:07,661 WARN L623 FunctionHandler]: Unknown extern function write [2022-12-14 15:31:07,665 WARN L623 FunctionHandler]: Unknown extern function strspn [2022-12-14 15:31:07,672 WARN L623 FunctionHandler]: Unknown extern function nanosleep [2022-12-14 15:31:07,674 WARN L623 FunctionHandler]: Unknown extern function longjmp [2022-12-14 15:31:07,674 WARN L623 FunctionHandler]: Unknown extern function sleep [2022-12-14 15:31:07,677 WARN L623 FunctionHandler]: Unknown extern function strtoull [2022-12-14 15:31:07,680 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 [2022-12-14 15:31:07,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35db3d76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:31:07, skipping insertion in model container [2022-12-14 15:31:07,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 15:31:07,681 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 15:31:07,682 INFO L158 Benchmark]: Toolchain (without parser) took 802.31ms. Allocated memory is still 83.9MB. Free memory was 58.1MB in the beginning and 48.1MB in the end (delta: 9.9MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-12-14 15:31:07,682 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 60.8MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 15:31:07,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 800.15ms. Allocated memory is still 83.9MB. Free memory was 57.9MB in the beginning and 48.1MB in the end (delta: 9.7MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2022-12-14 15:31:07,683 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 60.8MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 800.15ms. Allocated memory is still 83.9MB. Free memory was 57.9MB in the beginning and 48.1MB in the end (delta: 9.7MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2673]: 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