./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/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_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/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 32bit --witnessprinter.graph.data.programhash 830e900f54612ae6f5fdd54a6e852255995dc393df17a5aad189cddec2169dac --- 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 02:23:01,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:23:01,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:23:01,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:23:01,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:23:01,872 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:23:01,874 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:23:01,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:23:01,877 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:23:01,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:23:01,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:23:01,880 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:23:01,880 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:23:01,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:23:01,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:23:01,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:23:01,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:23:01,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:23:01,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:23:01,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:23:01,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:23:01,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:23:01,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:23:01,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:23:01,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:23:01,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:23:01,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:23:01,917 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:23:01,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:23:01,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:23:01,919 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:23:01,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:23:01,920 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:23:01,921 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:23:01,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:23:01,922 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:23:01,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:23:01,923 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:23:01,923 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:23:01,924 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:23:01,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:23:01,926 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-22 02:23:01,964 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:23:01,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:23:01,966 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:23:01,966 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:23:01,967 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:23:01,967 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:23:01,967 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:23:01,967 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:23:01,968 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:23:01,968 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:23:01,969 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:23:01,969 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:23:01,969 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:23:01,970 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:23:01,970 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:23:01,970 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:23:01,970 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:23:01,970 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:23:01,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:23:01,971 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 02:23:01,972 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:23:01,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:23:01,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 02:23:01,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:23:01,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:23:01,973 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:23:01,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:23:01,974 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 02:23:01,974 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 02:23:01,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:23:01,974 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:23:01,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:23:01,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:23:01,975 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:23:01,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:23:01,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:23:01,976 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:23:01,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:23:01,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:23:01,977 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:23:01,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:23:01,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:23:01,977 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:23:01,978 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_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 830e900f54612ae6f5fdd54a6e852255995dc393df17a5aad189cddec2169dac [2022-11-22 02:23:02,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:23:02,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:23:02,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:23:02,265 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:23:02,265 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:23:02,267 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c [2022-11-22 02:23:05,395 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:23:05,691 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:23:05,691 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c [2022-11-22 02:23:05,702 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/bin/utaipan-g80aRyZoba/data/e5e513d06/9d659694920e4e4aabd3259b1ee79746/FLAG6df5efa62 [2022-11-22 02:23:05,717 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/bin/utaipan-g80aRyZoba/data/e5e513d06/9d659694920e4e4aabd3259b1ee79746 [2022-11-22 02:23:05,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:23:05,721 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:23:05,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:23:05,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:23:05,726 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:23:05,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:23:05" (1/1) ... [2022-11-22 02:23:05,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55a3d7cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:05, skipping insertion in model container [2022-11-22 02:23:05,728 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:23:05" (1/1) ... [2022-11-22 02:23:05,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:23:05,794 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:23:06,004 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c[45376,45389] [2022-11-22 02:23:06,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:23:06,020 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:23:06,095 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c[45376,45389] [2022-11-22 02:23:06,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:23:06,133 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:23:06,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:06 WrapperNode [2022-11-22 02:23:06,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:23:06,136 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:23:06,136 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:23:06,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:23:06,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:06" (1/1) ... [2022-11-22 02:23:06,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:06" (1/1) ... [2022-11-22 02:23:06,227 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 561 [2022-11-22 02:23:06,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:23:06,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:23:06,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:23:06,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:23:06,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:06" (1/1) ... [2022-11-22 02:23:06,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:06" (1/1) ... [2022-11-22 02:23:06,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:06" (1/1) ... [2022-11-22 02:23:06,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:06" (1/1) ... [2022-11-22 02:23:06,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:06" (1/1) ... [2022-11-22 02:23:06,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:06" (1/1) ... [2022-11-22 02:23:06,290 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:06" (1/1) ... [2022-11-22 02:23:06,292 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:06" (1/1) ... [2022-11-22 02:23:06,295 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:23:06,296 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:23:06,296 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:23:06,297 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:23:06,298 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:06" (1/1) ... [2022-11-22 02:23:06,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:23:06,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:23:06,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:23:06,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:23:06,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:23:06,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 02:23:06,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:23:06,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:23:06,485 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:23:06,487 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:23:06,509 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-22 02:23:07,271 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##93: assume !false; [2022-11-22 02:23:07,274 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##92: assume false; [2022-11-22 02:23:07,277 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:23:07,482 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:23:07,482 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-22 02:23:07,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:23:07 BoogieIcfgContainer [2022-11-22 02:23:07,486 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:23:07,490 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:23:07,490 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:23:07,493 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:23:07,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:23:05" (1/3) ... [2022-11-22 02:23:07,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aa076c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:23:07, skipping insertion in model container [2022-11-22 02:23:07,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:06" (2/3) ... [2022-11-22 02:23:07,496 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aa076c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:23:07, skipping insertion in model container [2022-11-22 02:23:07,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:23:07" (3/3) ... [2022-11-22 02:23:07,498 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_1_alt.BV.c.cil.c [2022-11-22 02:23:07,516 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:23:07,516 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2022-11-22 02:23:07,583 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:23:07,590 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@781cb074, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:23:07,590 INFO L358 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2022-11-22 02:23:07,595 INFO L276 IsEmpty]: Start isEmpty. Operand has 138 states, 121 states have (on average 1.8016528925619835) internal successors, (218), 137 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:23:07,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-22 02:23:07,604 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:23:07,605 INFO L195 NwaCegarLoop]: trace histogram [1, 1] [2022-11-22 02:23:07,606 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2022-11-22 02:23:07,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:23:07,613 INFO L85 PathProgramCache]: Analyzing trace with hash 22403, now seen corresponding path program 1 times [2022-11-22 02:23:07,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:23:07,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309574792] [2022-11-22 02:23:07,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:23:07,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:23:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-22 02:23:07,741 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-22 02:23:07,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-22 02:23:07,789 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-22 02:23:07,792 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-22 02:23:07,793 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 16 remaining) [2022-11-22 02:23:07,795 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 16 remaining) [2022-11-22 02:23:07,795 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 16 remaining) [2022-11-22 02:23:07,796 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 16 remaining) [2022-11-22 02:23:07,796 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 16 remaining) [2022-11-22 02:23:07,796 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 16 remaining) [2022-11-22 02:23:07,797 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 16 remaining) [2022-11-22 02:23:07,797 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 16 remaining) [2022-11-22 02:23:07,797 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 16 remaining) [2022-11-22 02:23:07,797 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 16 remaining) [2022-11-22 02:23:07,798 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 16 remaining) [2022-11-22 02:23:07,798 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 16 remaining) [2022-11-22 02:23:07,798 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 16 remaining) [2022-11-22 02:23:07,798 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 16 remaining) [2022-11-22 02:23:07,799 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 16 remaining) [2022-11-22 02:23:07,799 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 16 remaining) [2022-11-22 02:23:07,800 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:23:07,804 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-22 02:23:07,810 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-22 02:23:07,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 02:23:07 BoogieIcfgContainer [2022-11-22 02:23:07,832 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-22 02:23:07,832 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-22 02:23:07,833 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-22 02:23:07,833 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-22 02:23:07,833 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:23:07" (3/4) ... [2022-11-22 02:23:07,835 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-22 02:23:07,886 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/bin/utaipan-g80aRyZoba/witness.graphml [2022-11-22 02:23:07,887 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-22 02:23:07,888 INFO L158 Benchmark]: Toolchain (without parser) took 2166.84ms. Allocated memory is still 197.1MB. Free memory was 162.3MB in the beginning and 135.5MB in the end (delta: 26.8MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2022-11-22 02:23:07,888 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 87.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:23:07,889 INFO L158 Benchmark]: CACSL2BoogieTranslator took 412.60ms. Allocated memory is still 197.1MB. Free memory was 162.3MB in the beginning and 146.6MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-22 02:23:07,889 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.37ms. Allocated memory is still 197.1MB. Free memory was 146.6MB in the beginning and 142.7MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-22 02:23:07,890 INFO L158 Benchmark]: Boogie Preprocessor took 67.21ms. Allocated memory is still 197.1MB. Free memory was 142.7MB in the beginning and 140.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 02:23:07,890 INFO L158 Benchmark]: RCFGBuilder took 1189.53ms. Allocated memory is still 197.1MB. Free memory was 140.6MB in the beginning and 157.5MB in the end (delta: -16.9MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. [2022-11-22 02:23:07,891 INFO L158 Benchmark]: TraceAbstraction took 342.50ms. Allocated memory is still 197.1MB. Free memory was 156.5MB in the beginning and 137.6MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-22 02:23:07,891 INFO L158 Benchmark]: Witness Printer took 54.26ms. Allocated memory is still 197.1MB. Free memory was 137.6MB in the beginning and 135.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 02:23:07,894 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 87.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 412.60ms. Allocated memory is still 197.1MB. Free memory was 162.3MB in the beginning and 146.6MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.37ms. Allocated memory is still 197.1MB. Free memory was 146.6MB in the beginning and 142.7MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.21ms. Allocated memory is still 197.1MB. Free memory was 142.7MB in the beginning and 140.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1189.53ms. Allocated memory is still 197.1MB. Free memory was 140.6MB in the beginning and 157.5MB in the end (delta: -16.9MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. * TraceAbstraction took 342.50ms. Allocated memory is still 197.1MB. Free memory was 156.5MB in the beginning and 137.6MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 54.26ms. Allocated memory is still 197.1MB. Free memory was 137.6MB in the beginning and 135.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 99]: integer overflow possible integer overflow possible We found a FailurePath: [L699] int s ; [L700] int tmp ; [L704] s = 8464 [L705] CALL ssl3_accept(s) [L24] int s__info_callback = __VERIFIER_nondet_int(); [L25] int s__in_handshake = __VERIFIER_nondet_int(); [L26] int s__state ; [L27] int s__new_session ; [L28] int s__server ; [L29] int s__version = __VERIFIER_nondet_int(); [L30] int s__type ; [L31] int s__init_num ; [L32] int s__hit = __VERIFIER_nondet_int(); [L33] int s__rwstate ; [L34] int s__init_buf___0 = __VERIFIER_nondet_int(); [L35] int s__debug = __VERIFIER_nondet_int(); [L36] int s__shutdown ; [L37] int s__cert = __VERIFIER_nondet_int(); [L38] int s__options = __VERIFIER_nondet_int(); [L39] int s__verify_mode = __VERIFIER_nondet_int(); [L40] int s__session__peer = __VERIFIER_nondet_int(); [L41] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L42] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L43] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int(); [L44] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int(); [L45] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int(); [L46] int s__s3__tmp__cert_request ; [L47] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L48] int s__s3__tmp__use_rsa_tmp ; [L49] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L50] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L51] int s__s3__tmp__next_state___0 ; [L52] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L53] int s__session__cipher ; [L54] int buf = __VERIFIER_nondet_int(); [L55] unsigned long l ; [L56] unsigned long Time ; [L57] unsigned long tmp = __VERIFIER_nondet_ulong(); [L58] int cb ; [L59] long num1 ; [L60] int ret ; [L61] int new_state ; [L62] int state ; [L63] int skip ; [L64] int got_new_session ; [L65] int tmp___1 = __VERIFIER_nondet_int(); [L66] int tmp___2 = __VERIFIER_nondet_int(); [L67] int tmp___3 ; [L68] int tmp___4 ; [L69] int tmp___5 ; [L70] int tmp___6 ; [L71] int tmp___7 ; [L72] long tmp___8 = __VERIFIER_nondet_long(); [L73] int tmp___9 ; [L74] int tmp___10 ; [L75] int blastFlag ; [L76] int ag_X = __VERIFIER_nondet_int(); [L77] int ag_Y = __VERIFIER_nondet_int(); [L78] int ag_Z = __VERIFIER_nondet_int(); [L79] int __retres70 ; [L81] CALL assume_abort_if_not(ag_Z!=0) [L11] COND FALSE !(!cond) [L81] RET assume_abort_if_not(ag_Z!=0) [L83] s__state = initial_state [L84] blastFlag = 0 [L85] Time = tmp [L86] cb = 0 [L87] ret = -1 [L88] skip = 0 [L89] got_new_session = 0 [L90] COND FALSE !(s__info_callback != 0) [L93] COND TRUE s__ctx__info_callback != 0 [L94] cb = s__ctx__info_callback VAL [\old(initial_state)=8464, ag_X=0, ag_Y=0, ag_Z=1, blastFlag=0, buf=0, cb=-1, got_new_session=0, initial_state=8464, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=-1, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=2147483647, s__info_callback=0, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=2147483648, tmp=2147483648, tmp___1=0, tmp___2=0, tmp___8=0] [L99] s__in_handshake + 1 VAL [\old(initial_state)=8464, ag_X=0, ag_Y=0, ag_Z=1, blastFlag=0, buf=0, cb=-1, got_new_session=0, initial_state=8464, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=-1, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=2147483647, s__info_callback=0, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=2147483648, tmp=2147483648, tmp___1=0, tmp___2=0, tmp___8=0] - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 276]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 276]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 278]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 278]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 377]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 377]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 595]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 595]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 682]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 682]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 138 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=138occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-11-22 02:23:07,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f76fcb-faa3-49eb-b999-8e0ddf53cfd3/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)