./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_31_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 19a40150524281b8bb9e92fb59a7b4e4d56a8325f06fd8af53383ba58042671a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:48:41,055 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:48:41,166 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-08 17:48:41,171 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:48:41,171 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:48:41,216 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:48:41,220 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:48:41,220 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:48:41,221 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:48:41,223 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:48:41,223 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:48:41,224 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:48:41,224 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:48:41,225 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:48:41,225 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:48:41,228 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:48:41,229 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:48:41,229 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:48:41,230 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:48:41,233 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:48:41,234 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:48:41,235 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:48:41,235 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:48:41,235 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 17:48:41,236 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 17:48:41,236 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:48:41,236 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:48:41,237 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:48:41,237 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:48:41,237 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:48:41,242 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:48:41,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:48:41,243 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:48:41,243 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:48:41,243 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:48:41,243 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:48:41,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 17:48:41,244 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:48:41,244 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:48:41,245 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:48:41,245 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:48:41,251 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19a40150524281b8bb9e92fb59a7b4e4d56a8325f06fd8af53383ba58042671a [2024-11-08 17:48:41,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:48:41,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:48:41,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:48:41,647 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:48:41,648 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:48:41,649 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_31_bad.i Unable to find full path for "g++" [2024-11-08 17:48:43,921 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:48:44,384 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:48:44,386 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_31_bad.i [2024-11-08 17:48:44,425 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/data/4dd76d9b2/af199a64808d4739af2cdb6b1f0bda0a/FLAGe753c3c91 [2024-11-08 17:48:44,446 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/data/4dd76d9b2/af199a64808d4739af2cdb6b1f0bda0a [2024-11-08 17:48:44,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:48:44,453 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:48:44,454 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:48:44,456 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:48:44,462 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:48:44,463 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:48:44" (1/1) ... [2024-11-08 17:48:44,464 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f317d65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:44, skipping insertion in model container [2024-11-08 17:48:44,464 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:48:44" (1/1) ... [2024-11-08 17:48:44,553 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:48:46,466 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:48:46,479 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:48:46,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:48:47,115 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:48:47,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:47 WrapperNode [2024-11-08 17:48:47,115 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:48:47,116 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:48:47,117 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:48:47,117 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:48:47,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:47" (1/1) ... [2024-11-08 17:48:47,157 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:47" (1/1) ... [2024-11-08 17:48:47,188 INFO L138 Inliner]: procedures = 935, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-08 17:48:47,189 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:48:47,190 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:48:47,190 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:48:47,190 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:48:47,204 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:47" (1/1) ... [2024-11-08 17:48:47,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:47" (1/1) ... [2024-11-08 17:48:47,207 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:47" (1/1) ... [2024-11-08 17:48:47,220 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-08 17:48:47,221 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:47" (1/1) ... [2024-11-08 17:48:47,221 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:47" (1/1) ... [2024-11-08 17:48:47,226 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:47" (1/1) ... [2024-11-08 17:48:47,228 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:47" (1/1) ... [2024-11-08 17:48:47,230 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:47" (1/1) ... [2024-11-08 17:48:47,231 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:47" (1/1) ... [2024-11-08 17:48:47,234 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:48:47,235 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:48:47,235 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:48:47,235 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:48:47,236 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:47" (1/1) ... [2024-11-08 17:48:47,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:48:47,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:48:47,277 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:48:47,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:48:47,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:48:47,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:48:47,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:48:47,325 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 17:48:47,325 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 17:48:47,547 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:48:47,549 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:48:47,695 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 17:48:47,695 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:48:47,715 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:48:47,716 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 17:48:47,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:48:47 BoogieIcfgContainer [2024-11-08 17:48:47,718 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:48:47,722 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:48:47,722 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:48:47,727 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:48:47,727 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:48:44" (1/3) ... [2024-11-08 17:48:47,728 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a9ca70c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:48:47, skipping insertion in model container [2024-11-08 17:48:47,728 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:47" (2/3) ... [2024-11-08 17:48:47,729 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a9ca70c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:48:47, skipping insertion in model container [2024-11-08 17:48:47,729 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:48:47" (3/3) ... [2024-11-08 17:48:47,731 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_square_31_bad.i [2024-11-08 17:48:47,754 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:48:47,755 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 17:48:47,844 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:48:47,852 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=PETRI_NET, 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;@7c4647d8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:48:47,853 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 17:48:47,858 INFO L276 IsEmpty]: Start isEmpty. Operand has 19 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 15 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:48:47,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 17:48:47,870 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:48:47,871 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:48:47,872 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 17:48:47,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:48:47,880 INFO L85 PathProgramCache]: Analyzing trace with hash 80251503, now seen corresponding path program 1 times [2024-11-08 17:48:47,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:48:47,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936940737] [2024-11-08 17:48:47,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:48:47,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:48:48,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:48:48,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 17:48:48,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:48:48,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:48:48,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:48:48,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936940737] [2024-11-08 17:48:48,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936940737] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:48:48,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:48:48,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-08 17:48:48,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633608860] [2024-11-08 17:48:48,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:48:48,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 17:48:48,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:48:48,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 17:48:48,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 17:48:48,252 INFO L87 Difference]: Start difference. First operand has 19 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 15 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 1 states have (on average 7.0) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 17:48:48,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:48:48,271 INFO L93 Difference]: Finished difference Result 19 states and 20 transitions. [2024-11-08 17:48:48,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 17:48:48,274 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 7.0) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2024-11-08 17:48:48,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:48:48,282 INFO L225 Difference]: With dead ends: 19 [2024-11-08 17:48:48,282 INFO L226 Difference]: Without dead ends: 11 [2024-11-08 17:48:48,285 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 17:48:48,292 INFO L432 NwaCegarLoop]: 19 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:48:48,294 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:48:48,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2024-11-08 17:48:48,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2024-11-08 17:48:48,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 17:48:48,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 17:48:48,354 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 9 [2024-11-08 17:48:48,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:48:48,355 INFO L471 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2024-11-08 17:48:48,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 7.0) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 17:48:48,356 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 17:48:48,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 17:48:48,358 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:48:48,358 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:48:48,359 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 17:48:48,359 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 17:48:48,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:48:48,360 INFO L85 PathProgramCache]: Analyzing trace with hash -1807170657, now seen corresponding path program 1 times [2024-11-08 17:48:48,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:48:48,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521952133] [2024-11-08 17:48:48,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:48:48,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:48:48,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 17:48:48,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [143345336] [2024-11-08 17:48:48,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:48:48,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:48:48,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:48:48,409 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:48:48,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 17:48:48,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:48:48,536 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:48:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:48:48,592 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:48:48,593 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 17:48:48,594 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 17:48:48,597 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 17:48:48,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 17:48:48,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:48:48,802 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-08 17:48:48,826 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 17:48:48,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:48:48 BoogieIcfgContainer [2024-11-08 17:48:48,831 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 17:48:48,832 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 17:48:48,832 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 17:48:48,832 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 17:48:48,833 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:48:47" (3/4) ... [2024-11-08 17:48:48,837 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 17:48:48,838 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 17:48:48,840 INFO L158 Benchmark]: Toolchain (without parser) took 4386.12ms. Allocated memory was 153.1MB in the beginning and 205.5MB in the end (delta: 52.4MB). Free memory was 120.7MB in the beginning and 151.1MB in the end (delta: -30.4MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2024-11-08 17:48:48,842 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 121.6MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:48:48,843 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2661.32ms. Allocated memory was 153.1MB in the beginning and 205.5MB in the end (delta: 52.4MB). Free memory was 120.7MB in the beginning and 132.5MB in the end (delta: -11.8MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. [2024-11-08 17:48:48,843 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.74ms. Allocated memory is still 205.5MB. Free memory was 132.5MB in the beginning and 128.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:48:48,845 INFO L158 Benchmark]: Boogie Preprocessor took 44.36ms. Allocated memory is still 205.5MB. Free memory was 128.3MB in the beginning and 126.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 17:48:48,846 INFO L158 Benchmark]: RCFGBuilder took 482.68ms. Allocated memory is still 205.5MB. Free memory was 126.2MB in the beginning and 113.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 17:48:48,849 INFO L158 Benchmark]: TraceAbstraction took 1109.27ms. Allocated memory is still 205.5MB. Free memory was 112.6MB in the beginning and 152.2MB in the end (delta: -39.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:48:48,850 INFO L158 Benchmark]: Witness Printer took 6.07ms. Allocated memory is still 205.5MB. Free memory was 152.2MB in the beginning and 151.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:48:48,857 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 121.6MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2661.32ms. Allocated memory was 153.1MB in the beginning and 205.5MB in the end (delta: 52.4MB). Free memory was 120.7MB in the beginning and 132.5MB in the end (delta: -11.8MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.74ms. Allocated memory is still 205.5MB. Free memory was 132.5MB in the beginning and 128.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.36ms. Allocated memory is still 205.5MB. Free memory was 128.3MB in the beginning and 126.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 482.68ms. Allocated memory is still 205.5MB. Free memory was 126.2MB in the beginning and 113.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1109.27ms. Allocated memory is still 205.5MB. Free memory was 112.6MB in the beginning and 152.2MB in the end (delta: -39.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.07ms. Allocated memory is still 205.5MB. Free memory was 152.2MB in the beginning and 151.1MB in the end (delta: 1.0MB). There was no memory consumed. 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 - UnprovableResult [Line: 1841]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1849. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1849] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1849] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1850] CALL CWE190_Integer_Overflow__int_max_square_31_bad() [L1834] int data; [L1835] data = 0 [L1836] data = 0x7fffffff [L1838] int dataCopy = data; [L1839] int data = dataCopy; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1841] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1841]: 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 2 procedures, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 19 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 19 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 0.1s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 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 could not prove your program: unable to determine feasibility of some traces [2024-11-08 17:48:48,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 19a40150524281b8bb9e92fb59a7b4e4d56a8325f06fd8af53383ba58042671a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:48:51,566 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:48:51,681 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-08 17:48:51,690 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:48:51,691 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:48:51,692 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-08 17:48:51,735 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:48:51,736 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:48:51,736 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:48:51,737 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:48:51,737 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:48:51,737 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:48:51,739 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:48:51,740 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:48:51,742 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:48:51,743 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:48:51,743 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:48:51,743 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:48:51,744 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:48:51,744 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:48:51,744 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:48:51,749 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:48:51,749 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 17:48:51,750 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 17:48:51,750 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:48:51,750 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 17:48:51,750 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 17:48:51,751 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 17:48:51,751 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:48:51,751 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:48:51,751 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:48:51,752 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:48:51,752 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:48:51,752 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:48:51,752 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:48:51,754 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:48:51,755 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:48:51,755 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:48:51,756 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 17:48:51,756 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 17:48:51,756 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:48:51,756 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:48:51,757 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:48:51,757 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:48:51,757 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19a40150524281b8bb9e92fb59a7b4e4d56a8325f06fd8af53383ba58042671a [2024-11-08 17:48:52,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:48:52,253 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:48:52,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:48:52,258 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:48:52,258 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:48:52,260 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_31_bad.i Unable to find full path for "g++" [2024-11-08 17:48:54,640 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:48:55,133 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:48:55,137 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_31_bad.i [2024-11-08 17:48:55,177 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/data/e87ceb803/a741417ff85141d6bbc433f0726d9178/FLAG2701ccf2a [2024-11-08 17:48:55,238 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/data/e87ceb803/a741417ff85141d6bbc433f0726d9178 [2024-11-08 17:48:55,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:48:55,242 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:48:55,243 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:48:55,244 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:48:55,250 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:48:55,251 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:48:55" (1/1) ... [2024-11-08 17:48:55,252 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fbbd620 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:55, skipping insertion in model container [2024-11-08 17:48:55,253 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:48:55" (1/1) ... [2024-11-08 17:48:55,372 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:48:57,424 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:48:57,444 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:48:57,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:48:57,828 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:48:57,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:57 WrapperNode [2024-11-08 17:48:57,829 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:48:57,831 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:48:57,831 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:48:57,831 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:48:57,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:57" (1/1) ... [2024-11-08 17:48:57,873 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:57" (1/1) ... [2024-11-08 17:48:57,907 INFO L138 Inliner]: procedures = 940, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-08 17:48:57,908 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:48:57,909 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:48:57,909 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:48:57,909 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:48:57,918 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:57" (1/1) ... [2024-11-08 17:48:57,919 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:57" (1/1) ... [2024-11-08 17:48:57,922 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:57" (1/1) ... [2024-11-08 17:48:57,938 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-08 17:48:57,938 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:57" (1/1) ... [2024-11-08 17:48:57,939 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:57" (1/1) ... [2024-11-08 17:48:57,948 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:57" (1/1) ... [2024-11-08 17:48:57,950 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:57" (1/1) ... [2024-11-08 17:48:57,954 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:57" (1/1) ... [2024-11-08 17:48:57,959 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:57" (1/1) ... [2024-11-08 17:48:57,962 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:48:57,964 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:48:57,965 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:48:57,965 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:48:57,966 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:57" (1/1) ... [2024-11-08 17:48:57,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:48:57,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:48:58,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:48:58,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:48:58,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:48:58,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:48:58,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:48:58,033 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 17:48:58,033 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 17:48:58,231 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:48:58,233 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:49:01,475 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 17:49:01,475 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:49:01,491 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:49:01,492 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 17:49:01,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:49:01 BoogieIcfgContainer [2024-11-08 17:49:01,493 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:49:01,495 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:49:01,495 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:49:01,499 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:49:01,500 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:48:55" (1/3) ... [2024-11-08 17:49:01,501 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ab3a9e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:49:01, skipping insertion in model container [2024-11-08 17:49:01,501 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:57" (2/3) ... [2024-11-08 17:49:01,502 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ab3a9e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:49:01, skipping insertion in model container [2024-11-08 17:49:01,502 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:49:01" (3/3) ... [2024-11-08 17:49:01,504 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_square_31_bad.i [2024-11-08 17:49:01,521 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:49:01,521 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 17:49:01,591 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:49:01,600 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=PETRI_NET, 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;@c06c061, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:49:01,600 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 17:49:01,613 INFO L276 IsEmpty]: Start isEmpty. Operand has 19 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 15 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:49:01,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 17:49:01,637 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:49:01,639 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:49:01,639 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 17:49:01,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:49:01,651 INFO L85 PathProgramCache]: Analyzing trace with hash 80251503, now seen corresponding path program 1 times [2024-11-08 17:49:01,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:49:01,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1780472391] [2024-11-08 17:49:01,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:49:01,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:49:01,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:49:01,672 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:49:01,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 17:49:01,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:49:01,819 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 17:49:01,825 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:49:01,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:49:01,892 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:49:01,893 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:49:01,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1780472391] [2024-11-08 17:49:01,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1780472391] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:49:01,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:49:01,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:49:01,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286503462] [2024-11-08 17:49:01,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:49:01,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:49:01,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:49:01,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:49:01,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:49:01,931 INFO L87 Difference]: Start difference. First operand has 19 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 15 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 17:49:02,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:49:02,021 INFO L93 Difference]: Finished difference Result 23 states and 24 transitions. [2024-11-08 17:49:02,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:49:02,031 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2024-11-08 17:49:02,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:49:02,042 INFO L225 Difference]: With dead ends: 23 [2024-11-08 17:49:02,042 INFO L226 Difference]: Without dead ends: 11 [2024-11-08 17:49:02,045 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:49:02,054 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 1 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:49:02,055 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 17 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 17:49:02,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2024-11-08 17:49:02,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2024-11-08 17:49:02,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 17:49:02,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 17:49:02,092 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 9 [2024-11-08 17:49:02,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:49:02,092 INFO L471 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2024-11-08 17:49:02,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 17:49:02,093 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 17:49:02,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 17:49:02,094 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:49:02,094 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:49:02,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 17:49:02,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:49:02,295 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 17:49:02,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:49:02,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1807170657, now seen corresponding path program 1 times [2024-11-08 17:49:02,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:49:02,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1710183555] [2024-11-08 17:49:02,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:49:02,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:49:02,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:49:02,299 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:49:02,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 17:49:02,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:49:02,435 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:49:02,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:49:02,504 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-08 17:49:02,505 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 17:49:02,507 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 17:49:02,510 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 17:49:02,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 17:49:02,710 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:49:02,714 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-08 17:49:02,746 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 17:49:02,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:49:02 BoogieIcfgContainer [2024-11-08 17:49:02,757 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 17:49:02,757 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 17:49:02,757 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 17:49:02,758 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 17:49:02,758 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:49:01" (3/4) ... [2024-11-08 17:49:02,762 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 17:49:02,763 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 17:49:02,766 INFO L158 Benchmark]: Toolchain (without parser) took 7522.96ms. Allocated memory was 60.8MB in the beginning and 121.6MB in the end (delta: 60.8MB). Free memory was 32.0MB in the beginning and 63.8MB in the end (delta: -31.8MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2024-11-08 17:49:02,767 INFO L158 Benchmark]: CDTParser took 1.54ms. Allocated memory is still 60.8MB. Free memory was 36.5MB in the beginning and 36.4MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:49:02,767 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2586.82ms. Allocated memory was 60.8MB in the beginning and 121.6MB in the end (delta: 60.8MB). Free memory was 31.7MB in the beginning and 76.9MB in the end (delta: -45.2MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-11-08 17:49:02,769 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.59ms. Allocated memory is still 121.6MB. Free memory was 76.9MB in the beginning and 72.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:49:02,770 INFO L158 Benchmark]: Boogie Preprocessor took 54.46ms. Allocated memory is still 121.6MB. Free memory was 72.7MB in the beginning and 70.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 17:49:02,771 INFO L158 Benchmark]: RCFGBuilder took 3528.27ms. Allocated memory is still 121.6MB. Free memory was 70.6MB in the beginning and 56.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 17:49:02,771 INFO L158 Benchmark]: TraceAbstraction took 1261.60ms. Allocated memory is still 121.6MB. Free memory was 55.9MB in the beginning and 63.8MB in the end (delta: -7.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:49:02,772 INFO L158 Benchmark]: Witness Printer took 6.44ms. Allocated memory is still 121.6MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:49:02,775 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54ms. Allocated memory is still 60.8MB. Free memory was 36.5MB in the beginning and 36.4MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2586.82ms. Allocated memory was 60.8MB in the beginning and 121.6MB in the end (delta: 60.8MB). Free memory was 31.7MB in the beginning and 76.9MB in the end (delta: -45.2MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.59ms. Allocated memory is still 121.6MB. Free memory was 76.9MB in the beginning and 72.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.46ms. Allocated memory is still 121.6MB. Free memory was 72.7MB in the beginning and 70.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3528.27ms. Allocated memory is still 121.6MB. Free memory was 70.6MB in the beginning and 56.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1261.60ms. Allocated memory is still 121.6MB. Free memory was 55.9MB in the beginning and 63.8MB in the end (delta: -7.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.44ms. Allocated memory is still 121.6MB. Free memory is still 63.8MB. There was no memory consumed. 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 - UnprovableResult [Line: 1841]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1849. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1849] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1849] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1850] CALL CWE190_Integer_Overflow__int_max_square_31_bad() [L1834] int data; [L1835] data = 0 [L1836] data = 0x7fffffff [L1838] int dataCopy = data; [L1839] int data = dataCopy; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1841] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1841]: 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 2 procedures, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 17 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 9 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19occurred 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, 0.1s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 37 ConjunctsInSsa, 4 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 could not prove your program: unable to determine feasibility of some traces [2024-11-08 17:49:02,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef32d347-6c5a-4d7d-8436-f4a88fc96929/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample