./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_2.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb26ee2-793b-4105-b1bf-3059a7ba9c5a/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb26ee2-793b-4105-b1bf-3059a7ba9c5a/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb26ee2-793b-4105-b1bf-3059a7ba9c5a/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb26ee2-793b-4105-b1bf-3059a7ba9c5a/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_2.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb26ee2-793b-4105-b1bf-3059a7ba9c5a/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb26ee2-793b-4105-b1bf-3059a7ba9c5a/bin/utaipan-verify-sOmjnqqW8E --witnessprinter.witness.filename witness --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 0bfa728fe7e35d40057b3fc28ef44b585a7171877c268ad9a5d64ffeb5620e47 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:08:03,941 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:08:04,007 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb26ee2-793b-4105-b1bf-3059a7ba9c5a/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Overflow-32bit-Taipan_Default.epf [2024-11-14 03:08:04,013 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:08:04,013 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:08:04,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:08:04,057 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:08:04,057 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:08:04,057 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:08:04,057 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:08:04,058 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:08:04,058 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:08:04,058 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:08:04,060 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:08:04,061 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:08:04,061 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:08:04,061 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:08:04,061 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:08:04,062 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:08:04,062 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:08:04,062 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:08:04,062 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:08:04,062 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:08:04,063 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:08:04,063 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:08:04,063 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:08:04,063 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:08:04,063 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:08:04,063 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:08:04,063 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:08:04,063 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:08:04,063 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:08:04,064 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-14 03:08:04,064 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 03:08:04,064 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:08:04,064 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:08:04,064 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:08:04,065 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:08:04,065 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:08:04,065 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:08:04,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:08:04,065 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:08:04,065 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:08:04,065 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:08:04,066 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:08:04,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:08:04,066 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:08:04,066 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:08:04,066 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:08:04,066 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_acb26ee2-793b-4105-b1bf-3059a7ba9c5a/bin/utaipan-verify-sOmjnqqW8E Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> 0bfa728fe7e35d40057b3fc28ef44b585a7171877c268ad9a5d64ffeb5620e47 [2024-11-14 03:08:04,431 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:08:04,442 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:08:04,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:08:04,446 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:08:04,446 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:08:04,448 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb26ee2-793b-4105-b1bf-3059a7ba9c5a/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/bitvector/s3_srvr_2.BV.c.cil.c Unable to find full path for "g++" [2024-11-14 03:08:06,504 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:08:06,806 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:08:06,807 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb26ee2-793b-4105-b1bf-3059a7ba9c5a/sv-benchmarks/c/bitvector/s3_srvr_2.BV.c.cil.c [2024-11-14 03:08:06,820 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb26ee2-793b-4105-b1bf-3059a7ba9c5a/bin/utaipan-verify-sOmjnqqW8E/data/cafa6d57f/3460f1e73ae34730aeb07ab1aabe81a2/FLAGa398a25f3 [2024-11-14 03:08:06,842 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb26ee2-793b-4105-b1bf-3059a7ba9c5a/bin/utaipan-verify-sOmjnqqW8E/data/cafa6d57f/3460f1e73ae34730aeb07ab1aabe81a2 [2024-11-14 03:08:06,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:08:06,847 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:08:06,851 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:08:06,853 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:08:06,862 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:08:06,863 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:08:06" (1/1) ... [2024-11-14 03:08:06,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45b5a146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:06, skipping insertion in model container [2024-11-14 03:08:06,864 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:08:06" (1/1) ... [2024-11-14 03:08:06,918 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:08:07,235 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:08:07,249 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:08:07,310 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:08:07,333 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:08:07,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:07 WrapperNode [2024-11-14 03:08:07,335 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:08:07,336 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:08:07,336 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:08:07,337 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:08:07,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:07" (1/1) ... [2024-11-14 03:08:07,357 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:07" (1/1) ... [2024-11-14 03:08:07,417 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 603 [2024-11-14 03:08:07,417 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:08:07,418 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:08:07,418 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:08:07,418 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:08:07,439 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:07" (1/1) ... [2024-11-14 03:08:07,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:07" (1/1) ... [2024-11-14 03:08:07,447 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:07" (1/1) ... [2024-11-14 03:08:07,447 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:07" (1/1) ... [2024-11-14 03:08:07,458 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:07" (1/1) ... [2024-11-14 03:08:07,474 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:07" (1/1) ... [2024-11-14 03:08:07,480 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:07" (1/1) ... [2024-11-14 03:08:07,482 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:07" (1/1) ... [2024-11-14 03:08:07,491 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:08:07,492 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:08:07,492 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:08:07,492 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:08:07,493 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:07" (1/1) ... [2024-11-14 03:08:07,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:08:07,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb26ee2-793b-4105-b1bf-3059a7ba9c5a/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:08:07,529 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb26ee2-793b-4105-b1bf-3059a7ba9c5a/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:08:07,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb26ee2-793b-4105-b1bf-3059a7ba9c5a/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:08:07,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:08:07,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:08:07,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:08:07,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:08:07,666 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:08:07,668 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:08:07,687 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-14 03:08:08,429 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2024-11-14 03:08:08,429 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2024-11-14 03:08:08,554 INFO L? ?]: Removed 150 outVars from TransFormulas that were not future-live. [2024-11-14 03:08:08,555 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:08:08,750 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:08:08,751 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:08:08,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:08:08 BoogieIcfgContainer [2024-11-14 03:08:08,751 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:08:08,754 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:08:08,755 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:08:08,762 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:08:08,763 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:08:06" (1/3) ... [2024-11-14 03:08:08,764 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75bcb8c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:08:08, skipping insertion in model container [2024-11-14 03:08:08,764 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:07" (2/3) ... [2024-11-14 03:08:08,765 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75bcb8c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:08:08, skipping insertion in model container [2024-11-14 03:08:08,766 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:08:08" (3/3) ... [2024-11-14 03:08:08,768 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_2.BV.c.cil.c [2024-11-14 03:08:08,789 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:08:08,791 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG s3_srvr_2.BV.c.cil.c that has 1 procedures, 163 locations, 1 initial locations, 1 loop locations, and 29 error locations. [2024-11-14 03:08:08,881 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:08:08,896 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@647ad12, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:08:08,896 INFO L334 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2024-11-14 03:08:08,903 INFO L276 IsEmpty]: Start isEmpty. Operand has 163 states, 133 states have (on average 1.8345864661654134) internal successors, (244), 162 states have internal predecessors, (244), 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) [2024-11-14 03:08:08,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-14 03:08:08,913 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:08:08,914 INFO L215 NwaCegarLoop]: trace histogram [1, 1] [2024-11-14 03:08:08,914 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2024-11-14 03:08:08,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:08:08,919 INFO L85 PathProgramCache]: Analyzing trace with hash 22117, now seen corresponding path program 1 times [2024-11-14 03:08:08,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:08:08,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13448938] [2024-11-14 03:08:08,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:08:08,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:08:09,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:08:09,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:08:09,236 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:08:09,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13448938] [2024-11-14 03:08:09,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13448938] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:08:09,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:08:09,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-14 03:08:09,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747191287] [2024-11-14 03:08:09,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:08:09,250 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:08:09,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:08:09,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:08:09,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:08:09,278 INFO L87 Difference]: Start difference. First operand has 163 states, 133 states have (on average 1.8345864661654134) internal successors, (244), 162 states have internal predecessors, (244), 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) Second operand has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 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) [2024-11-14 03:08:09,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:08:09,385 INFO L93 Difference]: Finished difference Result 296 states and 450 transitions. [2024-11-14 03:08:09,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:08:09,389 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 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) Word has length 2 [2024-11-14 03:08:09,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:08:09,398 INFO L225 Difference]: With dead ends: 296 [2024-11-14 03:08:09,399 INFO L226 Difference]: Without dead ends: 143 [2024-11-14 03:08:09,402 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:08:09,408 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 211 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 03:08:09,409 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 192 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 03:08:09,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2024-11-14 03:08:09,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2024-11-14 03:08:09,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 120 states have (on average 1.775) internal successors, (213), 142 states have internal predecessors, (213), 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) [2024-11-14 03:08:09,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 213 transitions. [2024-11-14 03:08:09,468 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 213 transitions. Word has length 2 [2024-11-14 03:08:09,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:08:09,469 INFO L471 AbstractCegarLoop]: Abstraction has 143 states and 213 transitions. [2024-11-14 03:08:09,469 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 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) [2024-11-14 03:08:09,469 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 213 transitions. [2024-11-14 03:08:09,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-14 03:08:09,469 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:08:09,469 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1] [2024-11-14 03:08:09,470 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 03:08:09,470 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2024-11-14 03:08:09,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:08:09,471 INFO L85 PathProgramCache]: Analyzing trace with hash 685674, now seen corresponding path program 1 times [2024-11-14 03:08:09,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:08:09,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730555299] [2024-11-14 03:08:09,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:08:09,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:08:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:08:09,523 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:08:09,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:08:09,601 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:08:09,601 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:08:09,603 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 29 remaining) [2024-11-14 03:08:09,606 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 29 remaining) [2024-11-14 03:08:09,606 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 29 remaining) [2024-11-14 03:08:09,606 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 29 remaining) [2024-11-14 03:08:09,606 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 29 remaining) [2024-11-14 03:08:09,606 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 29 remaining) [2024-11-14 03:08:09,606 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 29 remaining) [2024-11-14 03:08:09,606 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 29 remaining) [2024-11-14 03:08:09,607 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 29 remaining) [2024-11-14 03:08:09,607 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 29 remaining) [2024-11-14 03:08:09,607 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 29 remaining) [2024-11-14 03:08:09,607 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 29 remaining) [2024-11-14 03:08:09,607 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 29 remaining) [2024-11-14 03:08:09,608 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 29 remaining) [2024-11-14 03:08:09,608 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 29 remaining) [2024-11-14 03:08:09,608 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 29 remaining) [2024-11-14 03:08:09,608 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 29 remaining) [2024-11-14 03:08:09,608 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 29 remaining) [2024-11-14 03:08:09,609 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 29 remaining) [2024-11-14 03:08:09,609 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 29 remaining) [2024-11-14 03:08:09,610 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 29 remaining) [2024-11-14 03:08:09,610 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 29 remaining) [2024-11-14 03:08:09,610 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 29 remaining) [2024-11-14 03:08:09,610 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 29 remaining) [2024-11-14 03:08:09,610 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 29 remaining) [2024-11-14 03:08:09,610 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 29 remaining) [2024-11-14 03:08:09,610 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 29 remaining) [2024-11-14 03:08:09,610 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 29 remaining) [2024-11-14 03:08:09,610 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 29 remaining) [2024-11-14 03:08:09,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 03:08:09,614 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-14 03:08:09,651 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:08:09,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:08:09 BoogieIcfgContainer [2024-11-14 03:08:09,657 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:08:09,658 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:08:09,658 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:08:09,658 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:08:09,717 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:08:08" (3/4) ... [2024-11-14 03:08:09,718 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-14 03:08:09,779 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb26ee2-793b-4105-b1bf-3059a7ba9c5a/bin/utaipan-verify-sOmjnqqW8E/witness.graphml [2024-11-14 03:08:09,780 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:08:09,781 INFO L158 Benchmark]: Toolchain (without parser) took 2933.75ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 86.2MB in the end (delta: 6.5MB). Peak memory consumption was 69.8MB. Max. memory is 16.1GB. [2024-11-14 03:08:09,781 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 74.5MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:08:09,782 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.46ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 77.0MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 03:08:09,783 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.63ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 74.4MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:08:09,783 INFO L158 Benchmark]: Boogie Preprocessor took 73.14ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 72.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:08:09,783 INFO L158 Benchmark]: RCFGBuilder took 1259.50ms. Allocated memory is still 117.4MB. Free memory was 72.5MB in the beginning and 67.3MB in the end (delta: 5.2MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2024-11-14 03:08:09,784 INFO L158 Benchmark]: TraceAbstraction took 902.80ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 32.9MB in the end (delta: 33.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-14 03:08:09,784 INFO L158 Benchmark]: Witness Printer took 121.87ms. Allocated memory is still 117.4MB. Free memory was 32.9MB in the beginning and 86.2MB in the end (delta: -53.3MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2024-11-14 03:08:09,785 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 74.5MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 484.46ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 77.0MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.63ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 74.4MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 73.14ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 72.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1259.50ms. Allocated memory is still 117.4MB. Free memory was 72.5MB in the beginning and 67.3MB in the end (delta: 5.2MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. * TraceAbstraction took 902.80ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 32.9MB in the end (delta: 33.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 121.87ms. Allocated memory is still 117.4MB. Free memory was 32.9MB in the beginning and 86.2MB in the end (delta: -53.3MB). Peak memory consumption was 14.2MB. 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: 93]: integer overflow possible integer overflow possible We found a FailurePath: [L688] int s ; [L689] int tmp ; [L693] s = 8464 [L694] CALL ssl3_accept(s) [L19] int s__info_callback = __VERIFIER_nondet_int(); [L20] int s__in_handshake = __VERIFIER_nondet_int(); [L21] int s__state ; [L22] int s__new_session ; [L23] int s__server ; [L24] int s__version = __VERIFIER_nondet_int(); [L25] int s__type ; [L26] int s__init_num ; [L27] int s__hit = __VERIFIER_nondet_int(); [L28] int s__rwstate ; [L29] int s__init_buf___0 ; [L30] int s__debug = __VERIFIER_nondet_int(); [L31] int s__shutdown ; [L32] int s__cert = __VERIFIER_nondet_int(); [L33] int s__options = __VERIFIER_nondet_int(); [L34] int s__verify_mode = __VERIFIER_nondet_int(); [L35] int s__session__peer = __VERIFIER_nondet_int(); [L36] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L37] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L38] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int(); [L39] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int(); [L40] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int(); [L41] int s__s3__tmp__cert_request ; [L42] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L43] int s__s3__tmp__use_rsa_tmp ; [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 = __VERIFIER_nondet_int(); [L47] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L48] int s__session__cipher ; [L49] int buf ; [L50] unsigned long l ; [L51] unsigned long Time ; [L52] unsigned long tmp ; [L53] int cb ; [L54] long num1 = __VERIFIER_nondet_long(); [L55] int ret ; [L56] int new_state ; [L57] int state ; [L58] int skip ; [L59] int got_new_session ; [L60] int tmp___1 = __VERIFIER_nondet_int(); [L61] int tmp___2 = __VERIFIER_nondet_int(); [L62] int tmp___3 = __VERIFIER_nondet_int(); [L63] int tmp___4 = __VERIFIER_nondet_int(); [L64] int tmp___5 = __VERIFIER_nondet_int(); [L65] int tmp___6 = __VERIFIER_nondet_int(); [L66] int tmp___7 ; [L67] long tmp___8 = __VERIFIER_nondet_long(); [L68] int tmp___9 = __VERIFIER_nondet_int(); [L69] int tmp___10 = __VERIFIER_nondet_int(); [L70] int blastFlag ; [L71] int ag_X = __VERIFIER_nondet_int(); [L72] int ag_Y = __VERIFIER_nondet_int(); [L73] int __retres69 ; [L76] s__state = initial_state [L77] blastFlag = 0 [L78] tmp = __VERIFIER_nondet_int() [L79] Time = tmp [L80] cb = 0 [L81] ret = -1 [L82] skip = 0 [L83] got_new_session = 0 [L84] COND TRUE s__info_callback != 0 [L85] cb = s__info_callback VAL [ag_X=0, ag_Y=0, blastFlag=0, cb=4, got_new_session=0, num1=0, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, 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__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__next_state___0=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, tmp___10=0, tmp___1=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L93] s__in_handshake + 1 VAL [ag_X=0, ag_Y=0, blastFlag=0, cb=4, got_new_session=0, num1=0, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, 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__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__next_state___0=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, tmp___10=0, tmp___1=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] - UnprovableResult [Line: 93]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 95]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 95]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 233]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 233]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 274]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 275]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 275]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 277]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 277]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 313]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 313]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 313]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 313]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 379]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 379]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 404]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 404]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 406]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 406]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 416]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 416]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 584]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 584]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 671]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 671]: 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, 163 locations, 29 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 211 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 211 mSDsluCounter, 192 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 31 IncrementalHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 192 mSDtfsCounter, 31 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=163occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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! [2024-11-14 03:08:09,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb26ee2-793b-4105-b1bf-3059a7ba9c5a/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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)