./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uname-2.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_e5676e82-04c3-4941-914d-252f6ad3e7f4/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5676e82-04c3-4941-914d-252f6ad3e7f4/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_e5676e82-04c3-4941-914d-252f6ad3e7f4/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5676e82-04c3-4941-914d-252f6ad3e7f4/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5676e82-04c3-4941-914d-252f6ad3e7f4/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_e5676e82-04c3-4941-914d-252f6ad3e7f4/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 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 --- 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 01:11:44,386 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 01:11:44,388 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 01:11:44,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 01:11:44,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 01:11:44,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 01:11:44,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 01:11:44,425 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 01:11:44,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 01:11:44,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 01:11:44,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 01:11:44,438 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 01:11:44,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 01:11:44,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 01:11:44,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 01:11:44,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 01:11:44,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 01:11:44,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 01:11:44,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 01:11:44,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 01:11:44,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 01:11:44,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 01:11:44,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 01:11:44,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 01:11:44,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 01:11:44,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 01:11:44,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 01:11:44,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 01:11:44,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 01:11:44,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 01:11:44,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 01:11:44,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 01:11:44,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 01:11:44,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 01:11:44,488 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 01:11:44,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 01:11:44,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 01:11:44,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 01:11:44,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 01:11:44,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 01:11:44,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 01:11:44,493 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5676e82-04c3-4941-914d-252f6ad3e7f4/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-26 01:11:44,534 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 01:11:44,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 01:11:44,539 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 01:11:44,539 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 01:11:44,552 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 01:11:44,552 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 01:11:44,553 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 01:11:44,553 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 01:11:44,553 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 01:11:44,553 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 01:11:44,553 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 01:11:44,554 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 01:11:44,554 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 01:11:44,554 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 01:11:44,554 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 01:11:44,555 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 01:11:44,555 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 01:11:44,555 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 01:11:44,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 01:11:44,556 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 01:11:44,556 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 01:11:44,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 01:11:44,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 01:11:44,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 01:11:44,557 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 01:11:44,557 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 01:11:44,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 01:11:44,558 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 01:11:44,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 01:11:44,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 01:11:44,559 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 01:11:44,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 01:11:44,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 01:11:44,560 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 01:11:44,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 01:11:44,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 01:11:44,561 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 01:11:44,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 01:11:44,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 01:11:44,562 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 01:11:44,562 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_e5676e82-04c3-4941-914d-252f6ad3e7f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5676e82-04c3-4941-914d-252f6ad3e7f4/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 [2022-11-26 01:11:44,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 01:11:44,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 01:11:44,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 01:11:44,936 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 01:11:44,937 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 01:11:44,938 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5676e82-04c3-4941-914d-252f6ad3e7f4/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2022-11-26 01:11:47,973 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 01:11:48,434 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 01:11:48,435 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5676e82-04c3-4941-914d-252f6ad3e7f4/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2022-11-26 01:11:48,471 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5676e82-04c3-4941-914d-252f6ad3e7f4/bin/utaipan-ByfvJB40ur/data/280bbe053/0e0844448f894d4f8eeec4fab008f2a0/FLAG16cd52e38 [2022-11-26 01:11:48,491 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5676e82-04c3-4941-914d-252f6ad3e7f4/bin/utaipan-ByfvJB40ur/data/280bbe053/0e0844448f894d4f8eeec4fab008f2a0 [2022-11-26 01:11:48,495 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 01:11:48,497 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 01:11:48,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 01:11:48,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 01:11:48,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 01:11:48,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 01:11:48" (1/1) ... [2022-11-26 01:11:48,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@320a1012 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:11:48, skipping insertion in model container [2022-11-26 01:11:48,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 01:11:48" (1/1) ... [2022-11-26 01:11:48,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 01:11:48,600 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 01:11:49,974 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-26 01:11:49,976 WARN L623 FunctionHandler]: Unknown extern function putchar [2022-11-26 01:11:49,978 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-11-26 01:11:49,980 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-26 01:11:49,992 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-26 01:11:49,994 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-11-26 01:11:49,995 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-11-26 01:11:49,998 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-11-26 01:11:49,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5cf1084e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:11:49, skipping insertion in model container [2022-11-26 01:11:49,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 01:11:49,999 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-26 01:11:50,002 INFO L158 Benchmark]: Toolchain (without parser) took 1503.62ms. Allocated memory is still 165.7MB. Free memory was 117.1MB in the beginning and 88.4MB in the end (delta: 28.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-26 01:11:50,003 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 165.7MB. Free memory is still 133.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 01:11:50,004 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1497.72ms. Allocated memory is still 165.7MB. Free memory was 116.7MB in the beginning and 88.4MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-26 01:11:50,005 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 165.7MB. Free memory is still 133.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1497.72ms. Allocated memory is still 165.7MB. Free memory was 116.7MB in the beginning and 88.4MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2373]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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_e5676e82-04c3-4941-914d-252f6ad3e7f4/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5676e82-04c3-4941-914d-252f6ad3e7f4/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_e5676e82-04c3-4941-914d-252f6ad3e7f4/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5676e82-04c3-4941-914d-252f6ad3e7f4/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5676e82-04c3-4941-914d-252f6ad3e7f4/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_e5676e82-04c3-4941-914d-252f6ad3e7f4/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 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 --- 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 01:11:52,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 01:11:52,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 01:11:52,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 01:11:52,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 01:11:52,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 01:11:52,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 01:11:52,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 01:11:52,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 01:11:52,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 01:11:52,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 01:11:52,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 01:11:52,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 01:11:52,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 01:11:52,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 01:11:52,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 01:11:52,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 01:11:52,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 01:11:52,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 01:11:52,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 01:11:52,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 01:11:52,554 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 01:11:52,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 01:11:52,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 01:11:52,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 01:11:52,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 01:11:52,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 01:11:52,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 01:11:52,571 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 01:11:52,572 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 01:11:52,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 01:11:52,574 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 01:11:52,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 01:11:52,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 01:11:52,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 01:11:52,585 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 01:11:52,586 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 01:11:52,586 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 01:11:52,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 01:11:52,588 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 01:11:52,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 01:11:52,597 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5676e82-04c3-4941-914d-252f6ad3e7f4/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-26 01:11:52,638 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 01:11:52,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 01:11:52,640 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 01:11:52,641 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 01:11:52,641 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 01:11:52,642 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 01:11:52,642 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 01:11:52,642 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 01:11:52,642 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 01:11:52,643 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 01:11:52,644 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 01:11:52,644 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 01:11:52,645 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 01:11:52,645 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 01:11:52,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 01:11:52,646 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 01:11:52,646 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 01:11:52,646 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 01:11:52,646 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-26 01:11:52,647 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-26 01:11:52,647 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 01:11:52,647 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-26 01:11:52,647 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 01:11:52,648 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 01:11:52,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 01:11:52,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 01:11:52,648 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-26 01:11:52,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 01:11:52,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 01:11:52,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 01:11:52,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 01:11:52,650 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 01:11:52,650 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-26 01:11:52,650 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-26 01:11:52,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 01:11:52,651 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 01:11:52,651 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-26 01:11:52,651 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_e5676e82-04c3-4941-914d-252f6ad3e7f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5676e82-04c3-4941-914d-252f6ad3e7f4/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 [2022-11-26 01:11:53,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 01:11:53,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 01:11:53,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 01:11:53,117 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 01:11:53,117 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 01:11:53,119 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5676e82-04c3-4941-914d-252f6ad3e7f4/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2022-11-26 01:11:56,304 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 01:11:56,741 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 01:11:56,741 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5676e82-04c3-4941-914d-252f6ad3e7f4/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2022-11-26 01:11:56,781 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5676e82-04c3-4941-914d-252f6ad3e7f4/bin/utaipan-ByfvJB40ur/data/c29e54959/f74ee380ca7b488fa79256885f6ef67a/FLAG90ca44472 [2022-11-26 01:11:56,804 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5676e82-04c3-4941-914d-252f6ad3e7f4/bin/utaipan-ByfvJB40ur/data/c29e54959/f74ee380ca7b488fa79256885f6ef67a [2022-11-26 01:11:56,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 01:11:56,808 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 01:11:56,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 01:11:56,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 01:11:56,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 01:11:56,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 01:11:56" (1/1) ... [2022-11-26 01:11:56,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31f1339a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:11:56, skipping insertion in model container [2022-11-26 01:11:56,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 01:11:56" (1/1) ... [2022-11-26 01:11:56,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 01:11:56,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 01:11:58,476 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-26 01:11:58,478 WARN L623 FunctionHandler]: Unknown extern function putchar [2022-11-26 01:11:58,478 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-11-26 01:11:58,488 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-26 01:11:58,504 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-26 01:11:58,511 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-11-26 01:11:58,514 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-11-26 01:11:58,516 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-11-26 01:11:58,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7878d8ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:11:58, skipping insertion in model container [2022-11-26 01:11:58,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 01:11:58,517 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-26 01:11:58,520 INFO L158 Benchmark]: Toolchain (without parser) took 1709.79ms. Allocated memory is still 79.7MB. Free memory was 57.8MB in the beginning and 48.0MB in the end (delta: 9.8MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2022-11-26 01:11:58,520 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 62.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 01:11:58,521 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1705.29ms. Allocated memory is still 79.7MB. Free memory was 57.6MB in the beginning and 48.0MB in the end (delta: 9.5MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2022-11-26 01:11:58,522 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 62.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1705.29ms. Allocated memory is still 79.7MB. Free memory was 57.6MB in the beginning and 48.0MB in the end (delta: 9.5MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2373]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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