./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sleep-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 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_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW --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 496324cb8d29a3e115d83f000ffcec466dd6a0cc5d6eb520d4255683be0b7652 --- 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-4e7fbc6 [2022-11-23 13:55:22,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 13:55:22,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 13:55:22,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 13:55:22,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 13:55:22,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 13:55:22,985 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 13:55:22,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 13:55:22,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 13:55:22,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 13:55:22,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 13:55:22,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 13:55:23,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 13:55:23,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 13:55:23,006 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 13:55:23,011 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 13:55:23,012 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 13:55:23,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 13:55:23,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 13:55:23,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 13:55:23,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 13:55:23,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 13:55:23,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 13:55:23,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 13:55:23,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 13:55:23,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 13:55:23,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 13:55:23,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 13:55:23,055 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 13:55:23,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 13:55:23,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 13:55:23,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 13:55:23,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 13:55:23,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 13:55:23,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 13:55:23,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 13:55:23,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 13:55:23,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 13:55:23,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 13:55:23,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 13:55:23,074 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 13:55:23,075 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-23 13:55:23,122 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 13:55:23,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 13:55:23,123 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 13:55:23,123 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 13:55:23,125 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 13:55:23,125 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 13:55:23,125 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 13:55:23,126 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 13:55:23,126 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 13:55:23,126 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 13:55:23,127 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 13:55:23,128 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 13:55:23,128 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 13:55:23,129 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 13:55:23,129 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 13:55:23,129 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 13:55:23,130 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 13:55:23,130 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 13:55:23,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 13:55:23,131 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 13:55:23,131 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 13:55:23,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 13:55:23,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 13:55:23,132 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 13:55:23,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 13:55:23,133 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 13:55:23,133 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 13:55:23,134 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 13:55:23,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 13:55:23,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 13:55:23,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 13:55:23,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:55:23,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 13:55:23,136 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 13:55:23,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 13:55:23,137 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 13:55:23,138 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 13:55:23,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 13:55:23,138 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 13:55:23,139 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 13:55:23,139 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_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 496324cb8d29a3e115d83f000ffcec466dd6a0cc5d6eb520d4255683be0b7652 [2022-11-23 13:55:23,484 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 13:55:23,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 13:55:23,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 13:55:23,538 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 13:55:23,539 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 13:55:23,540 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/busybox-1.22.0/sleep-2.i [2022-11-23 13:55:27,107 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 13:55:27,596 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 13:55:27,596 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/sv-benchmarks/c/busybox-1.22.0/sleep-2.i [2022-11-23 13:55:27,649 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/data/aa6b4b02f/af37f65f1fab4bed9626c616df8f33a1/FLAG310ef952a [2022-11-23 13:55:27,673 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/data/aa6b4b02f/af37f65f1fab4bed9626c616df8f33a1 [2022-11-23 13:55:27,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 13:55:27,682 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 13:55:27,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 13:55:27,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 13:55:27,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 13:55:27,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:55:27" (1/1) ... [2022-11-23 13:55:27,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@620102fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:27, skipping insertion in model container [2022-11-23 13:55:27,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:55:27" (1/1) ... [2022-11-23 13:55:27,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 13:55:27,843 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 13:55:29,225 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-11-23 13:55:29,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46053b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:29, skipping insertion in model container [2022-11-23 13:55:29,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 13:55:29,227 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 13:55:29,229 INFO L158 Benchmark]: Toolchain (without parser) took 1546.24ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 76.5MB in the beginning and 118.2MB in the end (delta: -41.6MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2022-11-23 13:55:29,230 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 138.4MB. Free memory is still 114.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 13:55:29,231 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1540.98ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 76.3MB in the beginning and 118.2MB in the end (delta: -41.8MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2022-11-23 13:55:29,233 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 138.4MB. Free memory is still 114.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1540.98ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 76.3MB in the beginning and 118.2MB in the end (delta: -41.8MB). Peak memory consumption was 17.0MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW --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 496324cb8d29a3e115d83f000ffcec466dd6a0cc5d6eb520d4255683be0b7652 --- 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-4e7fbc6 [2022-11-23 13:55:32,126 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 13:55:32,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 13:55:32,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 13:55:32,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 13:55:32,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 13:55:32,177 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 13:55:32,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 13:55:32,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 13:55:32,189 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 13:55:32,190 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 13:55:32,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 13:55:32,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 13:55:32,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 13:55:32,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 13:55:32,206 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 13:55:32,207 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 13:55:32,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 13:55:32,210 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 13:55:32,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 13:55:32,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 13:55:32,222 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 13:55:32,223 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 13:55:32,224 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 13:55:32,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 13:55:32,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 13:55:32,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 13:55:32,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 13:55:32,237 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 13:55:32,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 13:55:32,239 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 13:55:32,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 13:55:32,244 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 13:55:32,245 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 13:55:32,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 13:55:32,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 13:55:32,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 13:55:32,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 13:55:32,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 13:55:32,265 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 13:55:32,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 13:55:32,272 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-23 13:55:32,320 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 13:55:32,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 13:55:32,321 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 13:55:32,321 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 13:55:32,322 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 13:55:32,323 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 13:55:32,323 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 13:55:32,323 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 13:55:32,323 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 13:55:32,324 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 13:55:32,325 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 13:55:32,325 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 13:55:32,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 13:55:32,326 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 13:55:32,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 13:55:32,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 13:55:32,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 13:55:32,327 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 13:55:32,327 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 13:55:32,328 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 13:55:32,328 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 13:55:32,328 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 13:55:32,328 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 13:55:32,329 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 13:55:32,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 13:55:32,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 13:55:32,329 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 13:55:32,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 13:55:32,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:55:32,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 13:55:32,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 13:55:32,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 13:55:32,331 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 13:55:32,331 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 13:55:32,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 13:55:32,332 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 13:55:32,332 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 13:55:32,332 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_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 496324cb8d29a3e115d83f000ffcec466dd6a0cc5d6eb520d4255683be0b7652 [2022-11-23 13:55:32,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 13:55:32,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 13:55:32,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 13:55:32,838 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 13:55:32,839 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 13:55:32,841 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/busybox-1.22.0/sleep-2.i [2022-11-23 13:55:36,835 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 13:55:37,440 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 13:55:37,441 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/sv-benchmarks/c/busybox-1.22.0/sleep-2.i [2022-11-23 13:55:37,471 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/data/133bc4adf/d203d9e95721438ab3162ae58990f292/FLAG12f341687 [2022-11-23 13:55:37,489 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24117920-f089-431b-bdd0-bd2a89607daa/bin/utaipan-Q6hlc19bkW/data/133bc4adf/d203d9e95721438ab3162ae58990f292 [2022-11-23 13:55:37,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 13:55:37,493 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 13:55:37,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 13:55:37,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 13:55:37,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 13:55:37,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:55:37" (1/1) ... [2022-11-23 13:55:37,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ccb004e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:37, skipping insertion in model container [2022-11-23 13:55:37,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:55:37" (1/1) ... [2022-11-23 13:55:37,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 13:55:37,585 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 13:55:38,794 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-11-23 13:55:38,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@509982ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:38, skipping insertion in model container [2022-11-23 13:55:38,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 13:55:38,796 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 13:55:38,798 INFO L158 Benchmark]: Toolchain (without parser) took 1303.35ms. Allocated memory is still 81.8MB. Free memory was 55.7MB in the beginning and 44.0MB in the end (delta: 11.8MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2022-11-23 13:55:38,798 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 56.6MB. Free memory is still 34.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 13:55:38,799 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1300.72ms. Allocated memory is still 81.8MB. Free memory was 55.6MB in the beginning and 44.0MB in the end (delta: 11.6MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2022-11-23 13:55:38,801 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 56.6MB. Free memory is still 34.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1300.72ms. Allocated memory is still 81.8MB. Free memory was 55.6MB in the beginning and 44.0MB in the end (delta: 11.6MB). Peak memory consumption was 14.6MB. 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