./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_1.BV.c.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6478a165-5d0e-4790-a267-ec239fc41435/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6478a165-5d0e-4790-a267-ec239fc41435/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6478a165-5d0e-4790-a267-ec239fc41435/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6478a165-5d0e-4790-a267-ec239fc41435/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_1.BV.c.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6478a165-5d0e-4790-a267-ec239fc41435/bin/utaipan-UUZaoUuFF8/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6478a165-5d0e-4790-a267-ec239fc41435/bin/utaipan-UUZaoUuFF8 --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 16bedcf6831e7c2d8aa0c8705ff6f79c5699d1d833a8f01729a82f961a97a2d2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:22:02,126 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:22:02,130 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:22:02,172 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:22:02,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:22:02,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:22:02,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:22:02,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:22:02,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:22:02,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:22:02,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:22:02,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:22:02,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:22:02,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:22:02,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:22:02,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:22:02,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:22:02,193 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:22:02,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:22:02,199 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:22:02,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:22:02,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:22:02,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:22:02,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:22:02,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:22:02,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:22:02,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:22:02,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:22:02,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:22:02,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:22:02,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:22:02,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:22:02,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:22:02,217 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:22:02,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:22:02,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:22:02,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:22:02,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:22:02,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:22:02,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:22:02,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:22:02,224 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6478a165-5d0e-4790-a267-ec239fc41435/bin/utaipan-UUZaoUuFF8/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-07 01:22:02,252 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:22:02,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:22:02,253 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:22:02,253 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:22:02,253 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:22:02,254 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:22:02,254 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:22:02,254 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:22:02,254 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:22:02,255 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:22:02,255 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:22:02,255 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:22:02,255 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:22:02,255 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:22:02,256 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:22:02,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:22:02,257 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:22:02,257 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 01:22:02,257 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:22:02,257 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:22:02,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:22:02,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:22:02,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:22:02,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:22:02,258 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-07 01:22:02,259 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:22:02,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:22:02,259 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:22:02,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:22:02,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:22:02,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:22:02,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:22:02,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:22:02,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:22:02,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:22:02,261 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:22:02,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:22:02,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:22:02,261 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:22:02,262 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:22:02,262 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_6478a165-5d0e-4790-a267-ec239fc41435/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6478a165-5d0e-4790-a267-ec239fc41435/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16bedcf6831e7c2d8aa0c8705ff6f79c5699d1d833a8f01729a82f961a97a2d2 [2021-11-07 01:22:02,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:22:02,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:22:02,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:22:02,536 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:22:02,537 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:22:02,538 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6478a165-5d0e-4790-a267-ec239fc41435/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/bitvector/s3_clnt_1.BV.c.cil-1.c [2021-11-07 01:22:02,600 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6478a165-5d0e-4790-a267-ec239fc41435/bin/utaipan-UUZaoUuFF8/data/5a7f3e606/a15ee2804a4c457ca86a4d3ff41b8faa/FLAGc5dcb1fc9 [2021-11-07 01:22:03,077 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:22:03,077 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6478a165-5d0e-4790-a267-ec239fc41435/sv-benchmarks/c/bitvector/s3_clnt_1.BV.c.cil-1.c [2021-11-07 01:22:03,107 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6478a165-5d0e-4790-a267-ec239fc41435/bin/utaipan-UUZaoUuFF8/data/5a7f3e606/a15ee2804a4c457ca86a4d3ff41b8faa/FLAGc5dcb1fc9 [2021-11-07 01:22:03,439 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6478a165-5d0e-4790-a267-ec239fc41435/bin/utaipan-UUZaoUuFF8/data/5a7f3e606/a15ee2804a4c457ca86a4d3ff41b8faa [2021-11-07 01:22:03,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:22:03,443 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:22:03,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:22:03,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:22:03,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:22:03,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:22:03" (1/1) ... [2021-11-07 01:22:03,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cbe247b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:03, skipping insertion in model container [2021-11-07 01:22:03,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:22:03" (1/1) ... [2021-11-07 01:22:03,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:22:03,505 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:22:03,728 WARN L228 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_6478a165-5d0e-4790-a267-ec239fc41435/sv-benchmarks/c/bitvector/s3_clnt_1.BV.c.cil-1.c[37817,37830] [2021-11-07 01:22:03,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:22:03,744 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:22:03,804 WARN L228 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_6478a165-5d0e-4790-a267-ec239fc41435/sv-benchmarks/c/bitvector/s3_clnt_1.BV.c.cil-1.c[37817,37830] [2021-11-07 01:22:03,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:22:03,822 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:22:03,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:03 WrapperNode [2021-11-07 01:22:03,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:22:03,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:22:03,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:22:03,824 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:22:03,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:03" (1/1) ... [2021-11-07 01:22:03,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:03" (1/1) ... [2021-11-07 01:22:03,880 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:22:03,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:22:03,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:22:03,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:22:03,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:03" (1/1) ... [2021-11-07 01:22:03,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:03" (1/1) ... [2021-11-07 01:22:03,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:03" (1/1) ... [2021-11-07 01:22:03,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:03" (1/1) ... [2021-11-07 01:22:03,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:03" (1/1) ... [2021-11-07 01:22:03,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:03" (1/1) ... [2021-11-07 01:22:03,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:03" (1/1) ... [2021-11-07 01:22:03,921 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:22:03,922 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:22:03,922 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:22:03,923 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:22:03,924 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:03" (1/1) ... [2021-11-07 01:22:03,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:22:03,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6478a165-5d0e-4790-a267-ec239fc41435/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:22:03,961 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6478a165-5d0e-4790-a267-ec239fc41435/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:22:03,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6478a165-5d0e-4790-a267-ec239fc41435/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:22:04,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:22:04,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:22:04,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 01:22:04,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:22:04,196 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-07 01:22:04,710 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2021-11-07 01:22:04,711 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2021-11-07 01:22:05,004 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:22:05,005 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-11-07 01:22:05,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:22:05 BoogieIcfgContainer [2021-11-07 01:22:05,008 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:22:05,011 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:22:05,011 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:22:05,015 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:22:05,015 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:22:03" (1/3) ... [2021-11-07 01:22:05,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d19e145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:22:05, skipping insertion in model container [2021-11-07 01:22:05,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:03" (2/3) ... [2021-11-07 01:22:05,017 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d19e145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:22:05, skipping insertion in model container [2021-11-07 01:22:05,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:22:05" (3/3) ... [2021-11-07 01:22:05,019 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt_1.BV.c.cil-1.c [2021-11-07 01:22:05,025 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:22:05,026 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2021-11-07 01:22:05,097 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:22:05,106 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 01:22:05,106 INFO L340 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2021-11-07 01:22:05,138 INFO L276 IsEmpty]: Start isEmpty. Operand has 142 states, 115 states have (on average 1.808695652173913) internal successors, (208), 141 states have internal predecessors, (208), 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) [2021-11-07 01:22:05,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-07 01:22:05,143 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:22:05,144 INFO L513 BasicCegarLoop]: trace histogram [1, 1] [2021-11-07 01:22:05,144 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2021-11-07 01:22:05,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:22:05,150 INFO L85 PathProgramCache]: Analyzing trace with hash 19916, now seen corresponding path program 1 times [2021-11-07 01:22:05,160 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:22:05,161 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941364110] [2021-11-07 01:22:05,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:22:05,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:22:05,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 01:22:05,298 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 01:22:05,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 01:22:05,365 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-07 01:22:05,369 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-11-07 01:22:05,370 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,373 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,373 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,374 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,374 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,375 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,375 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,375 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,376 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,377 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,377 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,378 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,379 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,379 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,380 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,381 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,381 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,381 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,382 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,382 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,382 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,383 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,383 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,383 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,384 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,384 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-11-07 01:22:05,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 01:22:05,390 INFO L731 BasicCegarLoop]: Path program histogram: [1] [2021-11-07 01:22:05,394 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:22:05,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:22:05 BoogieIcfgContainer [2021-11-07 01:22:05,427 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:22:05,430 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:22:05,430 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:22:05,431 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:22:05,431 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:22:05" (3/4) ... [2021-11-07 01:22:05,434 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-07 01:22:05,521 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6478a165-5d0e-4790-a267-ec239fc41435/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:22:05,528 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:22:05,530 INFO L168 Benchmark]: Toolchain (without parser) took 2086.39 ms. Allocated memory was 111.1 MB in the beginning and 136.3 MB in the end (delta: 25.2 MB). Free memory was 79.2 MB in the beginning and 68.8 MB in the end (delta: 10.4 MB). Peak memory consumption was 36.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:05,531 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 111.1 MB. Free memory is still 64.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:22:05,532 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.94 ms. Allocated memory is still 111.1 MB. Free memory was 79.0 MB in the beginning and 81.9 MB in the end (delta: -2.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:05,532 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.28 ms. Allocated memory is still 111.1 MB. Free memory was 81.9 MB in the beginning and 78.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:05,533 INFO L168 Benchmark]: Boogie Preprocessor took 40.76 ms. Allocated memory is still 111.1 MB. Free memory was 78.9 MB in the beginning and 76.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:05,533 INFO L168 Benchmark]: RCFGBuilder took 1086.50 ms. Allocated memory was 111.1 MB in the beginning and 136.3 MB in the end (delta: 25.2 MB). Free memory was 76.8 MB in the beginning and 90.6 MB in the end (delta: -13.8 MB). Peak memory consumption was 33.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:05,538 INFO L168 Benchmark]: TraceAbstraction took 416.34 ms. Allocated memory is still 136.3 MB. Free memory was 89.8 MB in the beginning and 71.7 MB in the end (delta: 18.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:05,538 INFO L168 Benchmark]: Witness Printer took 98.39 ms. Allocated memory is still 136.3 MB. Free memory was 71.7 MB in the beginning and 68.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:05,540 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 111.1 MB. Free memory is still 64.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 372.94 ms. Allocated memory is still 111.1 MB. Free memory was 79.0 MB in the beginning and 81.9 MB in the end (delta: -2.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 56.28 ms. Allocated memory is still 111.1 MB. Free memory was 81.9 MB in the beginning and 78.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 40.76 ms. Allocated memory is still 111.1 MB. Free memory was 78.9 MB in the beginning and 76.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1086.50 ms. Allocated memory was 111.1 MB in the beginning and 136.3 MB in the end (delta: 25.2 MB). Free memory was 76.8 MB in the beginning and 90.6 MB in the end (delta: -13.8 MB). Peak memory consumption was 33.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 416.34 ms. Allocated memory is still 136.3 MB. Free memory was 89.8 MB in the beginning and 71.7 MB in the end (delta: 18.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Witness Printer took 98.39 ms. Allocated memory is still 136.3 MB. Free memory was 71.7 MB in the beginning and 68.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * 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: 96]: integer overflow possible integer overflow possible We found a FailurePath: [L638] int __retres1 ; [L18] int s__info_callback = __VERIFIER_nondet_int(); [L19] int s__in_handshake = __VERIFIER_nondet_int(); [L20] int s__state ; [L21] int s__new_session ; [L22] int s__server ; [L23] int s__version = __VERIFIER_nondet_int(); [L24] int s__type ; [L25] int s__init_num ; [L26] int s__bbio = __VERIFIER_nondet_int(); [L27] int s__wbio = __VERIFIER_nondet_int(); [L28] int s__hit = __VERIFIER_nondet_int(); [L29] int s__rwstate ; [L30] int s__init_buf___0 ; [L31] int s__debug = __VERIFIER_nondet_int(); [L32] int s__shutdown ; [L33] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L34] int s__ctx__stats__sess_connect_renegotiate = __VERIFIER_nondet_int(); [L35] int s__ctx__stats__sess_connect ; [L36] int s__ctx__stats__sess_hit = __VERIFIER_nondet_int(); [L37] int s__ctx__stats__sess_connect_good = __VERIFIER_nondet_int(); [L38] int s__s3__change_cipher_spec ; [L39] int s__s3__flags ; [L40] int s__s3__delay_buf_pop_ret ; [L41] int s__s3__tmp__cert_req = __VERIFIER_nondet_int(); [L42] int s__s3__tmp__new_compression = __VERIFIER_nondet_int(); [L43] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L44] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L45] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L46] int s__s3__tmp__next_state___0 ; [L47] int s__s3__tmp__new_compression__id = __VERIFIER_nondet_int(); [L48] int s__session__cipher ; [L49] int s__session__compress_meth ; [L50] int buf ; [L51] unsigned long tmp ; [L52] unsigned long l ; [L53] int num1 ; [L54] int cb ; [L55] int ret ; [L56] int new_state ; [L57] int state ; [L58] int skip ; [L59] int tmp___0 ; [L60] int tmp___1 ; [L61] int tmp___2 ; [L62] int tmp___3 ; [L63] int tmp___4 ; [L64] int tmp___5 ; [L65] int tmp___6 = __VERIFIER_nondet_int(); [L66] int tmp___7 = __VERIFIER_nondet_int(); [L67] int tmp___8 = __VERIFIER_nondet_int(); [L68] int tmp___9 = __VERIFIER_nondet_int(); [L69] int blastFlag ; [L70] int ag_X ; [L71] int ag_Y ; [L72] int ag_Z ; [L73] unsigned int ag_V ; [L74] unsigned int ag_W ; [L75] int __retres62 ; [L78] ag_V = 2U [L79] ag_W = 5U [L80] s__state = 12292 [L81] blastFlag = 0 [L82] tmp = __VERIFIER_nondet_int() [L83] cb = 0 [L84] ret = -1 [L85] skip = 0 [L86] tmp___0 = 0 [L87] COND FALSE !(s__info_callback != 0) [L90] COND TRUE s__ctx__info_callback != 0 [L91] cb = s__ctx__info_callback [L96] s__in_handshake + 1 - UnprovableResult [Line: 96]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 217]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 217]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 269]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 269]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 316]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 316]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 389]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 389]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 389]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 389]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 475]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 475]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 478]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 478]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 480]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 480]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 527]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 527]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 535]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 535]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 540]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 540]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 621]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 621]: 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, 142 locations, 26 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, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=142occurred 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! [2021-11-07 01:22:05,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6478a165-5d0e-4790-a267-ec239fc41435/bin/utaipan-UUZaoUuFF8/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)