./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/stty-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba --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 ba71ce3194fd075436e387b3d05508ccb1c5d77a0f482beefd39eded16051a6f --- 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-b5237d8 [2022-11-22 02:47:43,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:47:43,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:47:43,599 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:47:43,600 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:47:43,601 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:47:43,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:47:43,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:47:43,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:47:43,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:47:43,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:47:43,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:47:43,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:47:43,611 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:47:43,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:47:43,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:47:43,614 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:47:43,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:47:43,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:47:43,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:47:43,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:47:43,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:47:43,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:47:43,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:47:43,639 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:47:43,646 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:47:43,646 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:47:43,647 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:47:43,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:47:43,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:47:43,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:47:43,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:47:43,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:47:43,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:47:43,654 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:47:43,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:47:43,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:47:43,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:47:43,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:47:43,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:47:43,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:47:43,662 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-22 02:47:43,696 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:47:43,702 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:47:43,703 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:47:43,703 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:47:43,704 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:47:43,704 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:47:43,704 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:47:43,705 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:47:43,705 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:47:43,705 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:47:43,706 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:47:43,706 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:47:43,706 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:47:43,707 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:47:43,707 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:47:43,707 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:47:43,707 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:47:43,708 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:47:43,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:47:43,709 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:47:43,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:47:43,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:47:43,709 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:47:43,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:47:43,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:47:43,710 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 02:47:43,710 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:47:43,711 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:47:43,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:47:43,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:47:43,711 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:47:43,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:47:43,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:47:43,712 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:47:43,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:47:43,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:47:43,713 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:47:43,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:47:43,713 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:47:43,713 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:47:43,714 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_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba71ce3194fd075436e387b3d05508ccb1c5d77a0f482beefd39eded16051a6f [2022-11-22 02:47:44,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:47:44,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:47:44,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:47:44,052 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:47:44,053 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:47:44,054 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/stty-1.i [2022-11-22 02:47:47,048 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:47:47,638 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:47:47,638 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/sv-benchmarks/c/busybox-1.22.0/stty-1.i [2022-11-22 02:47:47,672 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/data/f0f2b6dcf/59698d11517a429fa93cea1f9b092f4d/FLAG57a152040 [2022-11-22 02:47:47,686 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/data/f0f2b6dcf/59698d11517a429fa93cea1f9b092f4d [2022-11-22 02:47:47,689 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:47:47,692 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:47:47,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:47:47,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:47:47,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:47:47,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:47:47" (1/1) ... [2022-11-22 02:47:47,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51c781bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:47:47, skipping insertion in model container [2022-11-22 02:47:47,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:47:47" (1/1) ... [2022-11-22 02:47:47,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:47:47,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:47:50,015 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2022-11-22 02:47:50,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@39dd6228 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:47:50, skipping insertion in model container [2022-11-22 02:47:50,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:47:50,016 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 02:47:50,018 INFO L158 Benchmark]: Toolchain (without parser) took 2325.81ms. Allocated memory is still 157.3MB. Free memory was 119.6MB in the beginning and 116.1MB in the end (delta: 3.4MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. [2022-11-22 02:47:50,019 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 107.0MB. Free memory was 55.5MB in the beginning and 55.3MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:47:50,020 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2320.42ms. Allocated memory is still 157.3MB. Free memory was 119.0MB in the beginning and 116.1MB in the end (delta: 2.8MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. [2022-11-22 02:47:50,021 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 107.0MB. Free memory was 55.5MB in the beginning and 55.3MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2320.42ms. Allocated memory is still 157.3MB. Free memory was 119.0MB in the beginning and 116.1MB in the end (delta: 2.8MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf 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_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba --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 ba71ce3194fd075436e387b3d05508ccb1c5d77a0f482beefd39eded16051a6f --- 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-b5237d8 [2022-11-22 02:47:52,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:47:52,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:47:52,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:47:52,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:47:52,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:47:52,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:47:52,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:47:52,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:47:52,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:47:52,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:47:52,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:47:52,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:47:52,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:47:52,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:47:52,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:47:52,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:47:52,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:47:52,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:47:52,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:47:52,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:47:52,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:47:52,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:47:52,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:47:52,257 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:47:52,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:47:52,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:47:52,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:47:52,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:47:52,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:47:52,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:47:52,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:47:52,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:47:52,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:47:52,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:47:52,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:47:52,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:47:52,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:47:52,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:47:52,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:47:52,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:47:52,294 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-22 02:47:52,337 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:47:52,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:47:52,339 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:47:52,340 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:47:52,340 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:47:52,341 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:47:52,341 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:47:52,341 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:47:52,342 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:47:52,342 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:47:52,343 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:47:52,343 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:47:52,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:47:52,344 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:47:52,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:47:52,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:47:52,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:47:52,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:47:52,346 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 02:47:52,346 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 02:47:52,346 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 02:47:52,347 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 02:47:52,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:47:52,347 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:47:52,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:47:52,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:47:52,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 02:47:52,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:47:52,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:47:52,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:47:52,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:47:52,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:47:52,350 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 02:47:52,350 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 02:47:52,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:47:52,351 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:47:52,351 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 02:47:52,351 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_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba71ce3194fd075436e387b3d05508ccb1c5d77a0f482beefd39eded16051a6f [2022-11-22 02:47:52,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:47:52,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:47:52,805 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:47:52,806 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:47:52,807 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:47:52,809 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/stty-1.i [2022-11-22 02:47:55,829 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:47:56,441 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:47:56,441 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/sv-benchmarks/c/busybox-1.22.0/stty-1.i [2022-11-22 02:47:56,496 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/data/3e7fd296a/f84afde8246042048494bfafbd17b5fe/FLAGcde29f7bb [2022-11-22 02:47:56,519 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6130f4-3c90-4168-b0c9-0db892df2399/bin/utaipan-g80aRyZoba/data/3e7fd296a/f84afde8246042048494bfafbd17b5fe [2022-11-22 02:47:56,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:47:56,526 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:47:56,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:47:56,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:47:56,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:47:56,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:47:56" (1/1) ... [2022-11-22 02:47:56,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70f9cfff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:47:56, skipping insertion in model container [2022-11-22 02:47:56,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:47:56" (1/1) ... [2022-11-22 02:47:56,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:47:56,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:47:56,990 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.addIntegerBoundsCheck(CExpressionTranslator.java:1060) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1126) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.visit(TypeHandler.java:357) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-22 02:47:56,995 INFO L158 Benchmark]: Toolchain (without parser) took 468.26ms. Allocated memory is still 73.4MB. Free memory was 43.7MB in the beginning and 32.2MB in the end (delta: 11.4MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2022-11-22 02:47:56,995 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:47:56,996 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.06ms. Allocated memory is still 73.4MB. Free memory was 43.5MB in the beginning and 32.2MB in the end (delta: 11.2MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2022-11-22 02:47:56,998 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 464.06ms. Allocated memory is still 73.4MB. Free memory was 43.5MB in the beginning and 32.2MB in the end (delta: 11.2MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) 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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.