./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 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/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_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/bin/utaipan-gh47qXpMRh/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_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/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_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/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 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-2329fc7 [2022-12-14 04:46:00,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 04:46:00,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 04:46:00,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 04:46:00,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 04:46:00,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 04:46:00,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 04:46:00,746 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 04:46:00,748 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 04:46:00,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 04:46:00,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 04:46:00,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 04:46:00,751 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 04:46:00,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 04:46:00,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 04:46:00,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 04:46:00,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 04:46:00,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 04:46:00,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 04:46:00,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 04:46:00,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 04:46:00,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 04:46:00,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 04:46:00,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 04:46:00,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 04:46:00,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 04:46:00,768 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 04:46:00,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 04:46:00,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 04:46:00,770 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 04:46:00,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 04:46:00,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 04:46:00,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 04:46:00,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 04:46:00,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 04:46:00,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 04:46:00,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 04:46:00,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 04:46:00,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 04:46:00,776 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 04:46:00,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 04:46:00,778 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 04:46:00,798 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 04:46:00,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 04:46:00,799 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 04:46:00,799 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 04:46:00,799 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 04:46:00,800 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 04:46:00,800 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 04:46:00,800 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 04:46:00,800 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 04:46:00,800 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 04:46:00,801 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 04:46:00,801 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 04:46:00,801 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 04:46:00,801 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 04:46:00,801 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 04:46:00,802 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 04:46:00,802 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 04:46:00,802 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 04:46:00,803 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 04:46:00,803 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 04:46:00,803 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 04:46:00,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 04:46:00,803 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 04:46:00,804 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 04:46:00,804 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 04:46:00,804 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 04:46:00,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 04:46:00,804 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 04:46:00,805 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 04:46:00,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 04:46:00,805 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 04:46:00,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 04:46:00,805 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 04:46:00,806 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 04:46:00,806 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 04:46:00,806 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 04:46:00,806 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 04:46:00,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 04:46:00,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 04:46:00,807 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 04:46:00,807 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_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26f0f66a24f0570f208b94770072cc7cfabdc03f515a6ebcadc814dde2da988e [2022-12-14 04:46:01,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 04:46:01,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 04:46:01,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 04:46:01,030 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 04:46:01,031 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 04:46:01,031 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/who-1.i [2022-12-14 04:46:03,652 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 04:46:03,908 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 04:46:03,908 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/sv-benchmarks/c/busybox-1.22.0/who-1.i [2022-12-14 04:46:03,928 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/bin/utaipan-gh47qXpMRh/data/2e03004fa/3679899dc53b417e99f25434034f2dc8/FLAG8a27663e0 [2022-12-14 04:46:03,938 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/bin/utaipan-gh47qXpMRh/data/2e03004fa/3679899dc53b417e99f25434034f2dc8 [2022-12-14 04:46:03,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 04:46:03,941 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 04:46:03,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 04:46:03,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 04:46:03,945 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 04:46:03,946 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:46:03" (1/1) ... [2022-12-14 04:46:03,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45fd9f52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:46:03, skipping insertion in model container [2022-12-14 04:46:03,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:46:03" (1/1) ... [2022-12-14 04:46:03,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 04:46:04,017 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 04:46:04,902 WARN L623 FunctionHandler]: Unknown extern function putchar [2022-12-14 04:46:04,903 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-12-14 04:46:04,904 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-14 04:46:04,911 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-14 04:46:04,913 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-14 04:46:04,932 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 04:46:04,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11e39481 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:46:04, skipping insertion in model container [2022-12-14 04:46:04,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 04:46:04,933 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 04:46:04,935 INFO L158 Benchmark]: Toolchain (without parser) took 992.81ms. Allocated memory is still 121.6MB. Free memory was 85.5MB in the beginning and 55.1MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-14 04:46:04,935 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 121.6MB. Free memory is still 97.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 04:46:04,935 INFO L158 Benchmark]: CACSL2BoogieTranslator took 991.19ms. Allocated memory is still 121.6MB. Free memory was 85.1MB in the beginning and 55.1MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-14 04:46:04,936 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 121.6MB. Free memory is still 97.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 991.19ms. Allocated memory is still 121.6MB. Free memory was 85.1MB in the beginning and 55.1MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/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_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/bin/utaipan-gh47qXpMRh/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_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/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_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/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 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-2329fc7 [2022-12-14 04:46:06,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 04:46:06,312 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 04:46:06,324 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 04:46:06,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 04:46:06,325 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 04:46:06,326 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 04:46:06,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 04:46:06,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 04:46:06,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 04:46:06,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 04:46:06,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 04:46:06,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 04:46:06,331 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 04:46:06,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 04:46:06,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 04:46:06,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 04:46:06,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 04:46:06,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 04:46:06,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 04:46:06,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 04:46:06,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 04:46:06,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 04:46:06,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 04:46:06,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 04:46:06,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 04:46:06,341 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 04:46:06,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 04:46:06,342 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 04:46:06,343 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 04:46:06,343 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 04:46:06,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 04:46:06,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 04:46:06,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 04:46:06,350 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 04:46:06,350 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 04:46:06,351 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 04:46:06,351 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 04:46:06,351 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 04:46:06,352 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 04:46:06,353 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 04:46:06,353 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-12-14 04:46:06,369 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 04:46:06,370 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 04:46:06,370 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 04:46:06,370 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 04:46:06,371 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 04:46:06,371 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 04:46:06,371 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 04:46:06,372 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 04:46:06,372 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 04:46:06,372 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 04:46:06,372 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 04:46:06,372 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 04:46:06,373 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 04:46:06,373 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 04:46:06,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 04:46:06,374 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 04:46:06,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 04:46:06,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 04:46:06,374 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 04:46:06,374 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 04:46:06,374 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 04:46:06,375 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 04:46:06,375 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 04:46:06,375 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 04:46:06,375 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 04:46:06,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 04:46:06,375 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 04:46:06,376 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 04:46:06,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 04:46:06,376 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 04:46:06,376 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 04:46:06,376 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 04:46:06,377 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 04:46:06,377 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 04:46:06,377 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 04:46:06,377 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 04:46:06,377 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 04:46:06,377 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_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26f0f66a24f0570f208b94770072cc7cfabdc03f515a6ebcadc814dde2da988e [2022-12-14 04:46:06,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 04:46:06,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 04:46:06,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 04:46:06,623 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 04:46:06,623 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 04:46:06,624 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/who-1.i [2022-12-14 04:46:09,138 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 04:46:09,408 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 04:46:09,408 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/sv-benchmarks/c/busybox-1.22.0/who-1.i [2022-12-14 04:46:09,425 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/bin/utaipan-gh47qXpMRh/data/f489b2330/e9a120c3c73f42b8a97cfb3fe0255b59/FLAG5d8e658e8 [2022-12-14 04:46:09,695 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ec783e2-48a7-4940-a044-a2ac2ab2cea8/bin/utaipan-gh47qXpMRh/data/f489b2330/e9a120c3c73f42b8a97cfb3fe0255b59 [2022-12-14 04:46:09,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 04:46:09,698 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 04:46:09,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 04:46:09,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 04:46:09,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 04:46:09,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:46:09" (1/1) ... [2022-12-14 04:46:09,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b1c2b8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:46:09, skipping insertion in model container [2022-12-14 04:46:09,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:46:09" (1/1) ... [2022-12-14 04:46:09,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 04:46:09,762 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 04:46:10,522 WARN L623 FunctionHandler]: Unknown extern function putchar [2022-12-14 04:46:10,522 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-12-14 04:46:10,524 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-14 04:46:10,531 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-14 04:46:10,532 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-14 04:46:10,552 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 04:46:10,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@776c92f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:46:10, skipping insertion in model container [2022-12-14 04:46:10,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 04:46:10,553 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 04:46:10,554 INFO L158 Benchmark]: Toolchain (without parser) took 856.21ms. Allocated memory is still 60.8MB. Free memory was 34.4MB in the beginning and 27.0MB in the end (delta: 7.4MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2022-12-14 04:46:10,555 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 48.2MB. Free memory was 26.7MB in the beginning and 26.6MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 04:46:10,555 INFO L158 Benchmark]: CACSL2BoogieTranslator took 854.85ms. Allocated memory is still 60.8MB. Free memory was 34.1MB in the beginning and 27.2MB in the end (delta: 6.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2022-12-14 04:46:10,556 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 48.2MB. Free memory was 26.7MB in the beginning and 26.6MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 854.85ms. Allocated memory is still 60.8MB. Free memory was 34.1MB in the beginning and 27.2MB in the end (delta: 6.9MB). Peak memory consumption was 12.5MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN