./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_61_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_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/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_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/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_e4d6d88b-e34e-4326-97d9-e9ec9001803a/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 f74ed195bd1f3be6e07163a4a9978b3667e24bdf96993a3f702d633a0d3234a2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:12:46,401 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:12:46,514 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-08 19:12:46,520 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:12:46,523 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 19:12:46,572 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:12:46,574 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 19:12:46,575 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 19:12:46,577 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 19:12:46,578 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 19:12:46,579 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:12:46,580 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 19:12:46,580 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:12:46,581 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:12:46,584 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 19:12:46,585 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:12:46,585 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:12:46,586 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:12:46,586 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:12:46,586 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:12:46,587 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:12:46,590 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:12:46,590 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:12:46,590 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:12:46,591 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:12:46,591 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:12:46,592 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:12:46,592 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:12:46,595 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 19:12:46,597 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 19:12:46,598 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 19:12:46,598 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:12:46,599 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:12:46,599 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:12:46,600 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:12:46,601 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 19:12:46,602 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:12:46,602 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 19:12:46,602 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 19:12:46,603 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 19:12:46,603 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 19:12:46,604 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_e4d6d88b-e34e-4326-97d9-e9ec9001803a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f74ed195bd1f3be6e07163a4a9978b3667e24bdf96993a3f702d633a0d3234a2 [2024-11-08 19:12:47,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:12:47,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:12:47,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:12:47,060 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:12:47,060 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:12:47,062 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_61_bad.i Unable to find full path for "g++" [2024-11-08 19:12:49,452 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:12:50,032 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:12:50,034 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_61_bad.i [2024-11-08 19:12:50,083 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/data/a7a456148/55084a10c32142dab43d844929a21d59/FLAG49d3e965d [2024-11-08 19:12:50,583 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/data/a7a456148/55084a10c32142dab43d844929a21d59 [2024-11-08 19:12:50,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:12:50,589 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:12:50,592 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:12:50,594 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:12:50,602 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:12:50,603 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:12:50" (1/1) ... [2024-11-08 19:12:50,605 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f32f29b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:12:50, skipping insertion in model container [2024-11-08 19:12:50,605 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:12:50" (1/1) ... [2024-11-08 19:12:50,717 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:12:53,249 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:12:53,268 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:12:53,476 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:12:53,976 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:12:53,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:12:53 WrapperNode [2024-11-08 19:12:53,977 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:12:53,978 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:12:53,979 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:12:53,979 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:12:53,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:12:53" (1/1) ... [2024-11-08 19:12:54,031 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:12:53" (1/1) ... [2024-11-08 19:12:54,067 INFO L138 Inliner]: procedures = 936, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 45 [2024-11-08 19:12:54,068 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:12:54,069 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:12:54,069 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:12:54,070 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:12:54,085 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:12:53" (1/1) ... [2024-11-08 19:12:54,085 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:12:53" (1/1) ... [2024-11-08 19:12:54,088 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:12:53" (1/1) ... [2024-11-08 19:12:54,102 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-08 19:12:54,102 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:12:53" (1/1) ... [2024-11-08 19:12:54,103 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:12:53" (1/1) ... [2024-11-08 19:12:54,108 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:12:53" (1/1) ... [2024-11-08 19:12:54,111 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:12:53" (1/1) ... [2024-11-08 19:12:54,113 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:12:53" (1/1) ... [2024-11-08 19:12:54,114 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:12:53" (1/1) ... [2024-11-08 19:12:54,117 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:12:54,118 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:12:54,119 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:12:54,119 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:12:54,123 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:12:53" (1/1) ... [2024-11-08 19:12:54,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:12:54,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:12:54,179 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 19:12:54,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 19:12:54,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:12:54,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:12:54,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:12:54,225 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:12:54,225 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:12:54,479 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:12:54,482 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:12:54,658 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 19:12:54,658 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:12:54,675 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:12:54,678 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:12:54,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:12:54 BoogieIcfgContainer [2024-11-08 19:12:54,680 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:12:54,683 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 19:12:54,685 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 19:12:54,689 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 19:12:54,690 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 07:12:50" (1/3) ... [2024-11-08 19:12:54,691 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@676344a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:12:54, skipping insertion in model container [2024-11-08 19:12:54,691 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:12:53" (2/3) ... [2024-11-08 19:12:54,693 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@676344a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:12:54, skipping insertion in model container [2024-11-08 19:12:54,694 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:12:54" (3/3) ... [2024-11-08 19:12:54,695 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_square_61_bad.i [2024-11-08 19:12:54,721 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 19:12:54,722 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 19:12:54,818 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 19:12:54,828 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;@35c45d7a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 19:12:54,828 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 19:12:54,834 INFO L276 IsEmpty]: Start isEmpty. Operand has 20 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 16 states have internal predecessors, (17), 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 19:12:54,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:12:54,847 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:12:54,848 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:12:54,849 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 19:12:54,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:12:54,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1678509595, now seen corresponding path program 1 times [2024-11-08 19:12:54,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:12:54,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213080623] [2024-11-08 19:12:54,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:12:54,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:12:55,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:12:55,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 19:12:55,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:12:55,263 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 19:12:55,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:12:55,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213080623] [2024-11-08 19:12:55,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213080623] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:12:55,268 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:12:55,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-08 19:12:55,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842311499] [2024-11-08 19:12:55,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:12:55,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 19:12:55,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:12:55,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 19:12:55,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 19:12:55,325 INFO L87 Difference]: Start difference. First operand has 20 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 16 states have internal predecessors, (17), 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 8.0) internal successors, (8), 2 states have internal predecessors, (8), 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 19:12:55,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:12:55,349 INFO L93 Difference]: Finished difference Result 20 states and 21 transitions. [2024-11-08 19:12:55,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 19:12:55,352 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 8.0) internal successors, (8), 2 states have internal predecessors, (8), 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 10 [2024-11-08 19:12:55,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:12:55,362 INFO L225 Difference]: With dead ends: 20 [2024-11-08 19:12:55,363 INFO L226 Difference]: Without dead ends: 12 [2024-11-08 19:12:55,367 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 19:12:55,374 INFO L432 NwaCegarLoop]: 20 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, 20 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 19:12:55,377 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 19:12:55,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2024-11-08 19:12:55,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2024-11-08 19:12:55,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 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 19:12:55,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 19:12:55,422 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 10 [2024-11-08 19:12:55,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:12:55,423 INFO L471 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2024-11-08 19:12:55,425 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 8.0) internal successors, (8), 2 states have internal predecessors, (8), 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 19:12:55,425 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 19:12:55,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 19:12:55,427 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:12:55,428 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:12:55,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 19:12:55,429 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 19:12:55,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:12:55,430 INFO L85 PathProgramCache]: Analyzing trace with hash 494189941, now seen corresponding path program 1 times [2024-11-08 19:12:55,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:12:55,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87861184] [2024-11-08 19:12:55,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:12:55,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:12:55,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:12:55,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1348153732] [2024-11-08 19:12:55,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:12:55,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:12:55,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:12:55,495 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:12:55,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 19:12:55,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:12:55,639 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:12:55,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:12:55,717 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 19:12:55,718 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 19:12:55,720 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 19:12:55,722 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 19:12:55,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 19:12:55,926 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:12:55,930 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-08 19:12:55,955 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 19:12:55,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 07:12:55 BoogieIcfgContainer [2024-11-08 19:12:55,960 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 19:12:55,961 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:12:55,961 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:12:55,961 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:12:55,962 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:12:54" (3/4) ... [2024-11-08 19:12:55,966 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:12:55,968 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:12:55,969 INFO L158 Benchmark]: Toolchain (without parser) took 5379.56ms. Allocated memory was 163.6MB in the beginning and 220.2MB in the end (delta: 56.6MB). Free memory was 121.6MB in the beginning and 160.7MB in the end (delta: -39.1MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2024-11-08 19:12:55,970 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 119.5MB. Free memory is still 70.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:12:55,971 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3385.11ms. Allocated memory is still 163.6MB. Free memory was 120.9MB in the beginning and 89.5MB in the end (delta: 31.4MB). Peak memory consumption was 79.2MB. Max. memory is 16.1GB. [2024-11-08 19:12:55,971 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.12ms. Allocated memory is still 163.6MB. Free memory was 89.5MB in the beginning and 85.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:12:55,972 INFO L158 Benchmark]: Boogie Preprocessor took 48.51ms. Allocated memory is still 163.6MB. Free memory was 85.3MB in the beginning and 83.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:12:55,973 INFO L158 Benchmark]: RCFGBuilder took 562.11ms. Allocated memory is still 163.6MB. Free memory was 83.2MB in the beginning and 70.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:12:55,974 INFO L158 Benchmark]: TraceAbstraction took 1277.08ms. Allocated memory was 163.6MB in the beginning and 220.2MB in the end (delta: 56.6MB). Free memory was 70.6MB in the beginning and 160.7MB in the end (delta: -90.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:12:55,974 INFO L158 Benchmark]: Witness Printer took 7.24ms. Allocated memory is still 220.2MB. Free memory is still 160.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:12:55,977 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 119.5MB. Free memory is still 70.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3385.11ms. Allocated memory is still 163.6MB. Free memory was 120.9MB in the beginning and 89.5MB in the end (delta: 31.4MB). Peak memory consumption was 79.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.12ms. Allocated memory is still 163.6MB. Free memory was 89.5MB in the beginning and 85.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.51ms. Allocated memory is still 163.6MB. Free memory was 85.3MB in the beginning and 83.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 562.11ms. Allocated memory is still 163.6MB. Free memory was 83.2MB in the beginning and 70.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1277.08ms. Allocated memory was 163.6MB in the beginning and 220.2MB in the end (delta: 56.6MB). Free memory was 70.6MB in the beginning and 160.7MB in the end (delta: -90.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.24ms. Allocated memory is still 220.2MB. Free memory is still 160.7MB. 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: 1839]: 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 1846. 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] [L1846] 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) [L1846] 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] [L1847] CALL CWE190_Integer_Overflow__int_max_square_61_bad() [L1835] int data; [L1836] data = 0 [L1837] CALL, EXPR CWE190_Integer_Overflow__int_max_square_61b_badSource(data) [L1853] data = 0x7fffffff [L1854] return data; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \result=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1837] RET, EXPR CWE190_Integer_Overflow__int_max_square_61b_badSource(data) [L1837] data = CWE190_Integer_Overflow__int_max_square_61b_badSource(data) [L1839] 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: 1839]: 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, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, 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, 20 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, 20 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=20occurred 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, 0.2s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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 19:12:56,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/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_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/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_e4d6d88b-e34e-4326-97d9-e9ec9001803a/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 f74ed195bd1f3be6e07163a4a9978b3667e24bdf96993a3f702d633a0d3234a2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:12:59,059 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:12:59,199 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-08 19:12:59,209 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:12:59,210 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 19:12:59,211 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-08 19:12:59,260 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:12:59,261 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 19:12:59,262 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 19:12:59,268 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 19:12:59,269 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 19:12:59,269 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:12:59,270 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 19:12:59,271 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:12:59,271 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:12:59,272 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 19:12:59,272 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:12:59,272 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:12:59,273 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:12:59,273 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:12:59,276 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:12:59,277 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:12:59,277 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:12:59,278 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:12:59,278 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:12:59,278 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:12:59,279 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:12:59,279 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:12:59,280 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:12:59,280 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:12:59,280 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:12:59,281 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 19:12:59,281 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 19:12:59,281 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 19:12:59,282 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:12:59,282 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:12:59,282 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:12:59,283 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:12:59,283 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 19:12:59,285 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:12:59,286 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 19:12:59,286 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 19:12:59,287 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 19:12:59,287 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 19:12:59,288 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_e4d6d88b-e34e-4326-97d9-e9ec9001803a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f74ed195bd1f3be6e07163a4a9978b3667e24bdf96993a3f702d633a0d3234a2 [2024-11-08 19:12:59,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:12:59,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:12:59,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:12:59,801 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:12:59,801 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:12:59,803 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_61_bad.i Unable to find full path for "g++" [2024-11-08 19:13:02,129 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:13:02,723 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:13:02,724 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_61_bad.i [2024-11-08 19:13:02,775 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/data/f41bbedc3/f636192850bc431cab079f857923c4d8/FLAG44e15be91 [2024-11-08 19:13:03,226 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/data/f41bbedc3/f636192850bc431cab079f857923c4d8 [2024-11-08 19:13:03,229 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:13:03,231 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:13:03,233 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:13:03,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:13:03,243 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:13:03,244 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:13:03" (1/1) ... [2024-11-08 19:13:03,245 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@320c9556 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:03, skipping insertion in model container [2024-11-08 19:13:03,246 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:13:03" (1/1) ... [2024-11-08 19:13:03,334 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:13:05,939 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:13:05,962 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:13:06,124 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:13:06,409 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:13:06,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:06 WrapperNode [2024-11-08 19:13:06,410 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:13:06,411 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:13:06,412 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:13:06,412 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:13:06,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:06" (1/1) ... [2024-11-08 19:13:06,465 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:06" (1/1) ... [2024-11-08 19:13:06,503 INFO L138 Inliner]: procedures = 941, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 44 [2024-11-08 19:13:06,503 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:13:06,504 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:13:06,504 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:13:06,505 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:13:06,516 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:06" (1/1) ... [2024-11-08 19:13:06,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:06" (1/1) ... [2024-11-08 19:13:06,520 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:06" (1/1) ... [2024-11-08 19:13:06,534 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-08 19:13:06,534 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:06" (1/1) ... [2024-11-08 19:13:06,535 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:06" (1/1) ... [2024-11-08 19:13:06,544 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:06" (1/1) ... [2024-11-08 19:13:06,547 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:06" (1/1) ... [2024-11-08 19:13:06,550 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:06" (1/1) ... [2024-11-08 19:13:06,551 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:06" (1/1) ... [2024-11-08 19:13:06,557 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:13:06,558 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:13:06,559 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:13:06,559 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:13:06,560 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:06" (1/1) ... [2024-11-08 19:13:06,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:13:06,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:13:06,606 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 19:13:06,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 19:13:06,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:13:06,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:13:06,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:13:06,638 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:13:06,638 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:13:06,888 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:13:06,891 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:13:10,613 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-08 19:13:10,613 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:13:10,633 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:13:10,633 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:13:10,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:13:10 BoogieIcfgContainer [2024-11-08 19:13:10,634 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:13:10,637 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 19:13:10,637 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 19:13:10,641 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 19:13:10,642 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 07:13:03" (1/3) ... [2024-11-08 19:13:10,643 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5237c3c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:13:10, skipping insertion in model container [2024-11-08 19:13:10,644 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:06" (2/3) ... [2024-11-08 19:13:10,644 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5237c3c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:13:10, skipping insertion in model container [2024-11-08 19:13:10,645 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:13:10" (3/3) ... [2024-11-08 19:13:10,648 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_square_61_bad.i [2024-11-08 19:13:10,669 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 19:13:10,669 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 19:13:10,763 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 19:13:10,771 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;@5c1521ec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 19:13:10,771 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 19:13:10,775 INFO L276 IsEmpty]: Start isEmpty. Operand has 20 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 16 states have internal predecessors, (17), 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 19:13:10,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:13:10,784 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:13:10,785 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:13:10,786 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 19:13:10,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:13:10,794 INFO L85 PathProgramCache]: Analyzing trace with hash 1678509595, now seen corresponding path program 1 times [2024-11-08 19:13:10,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:13:10,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [309369884] [2024-11-08 19:13:10,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:13:10,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:13:10,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:13:10,812 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:13:10,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 19:13:11,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:13:11,028 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 19:13:11,038 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:13:11,130 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 19:13:11,131 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:13:11,131 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:13:11,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [309369884] [2024-11-08 19:13:11,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [309369884] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:13:11,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:13:11,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 19:13:11,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394158625] [2024-11-08 19:13:11,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:13:11,142 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 19:13:11,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:13:11,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 19:13:11,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 19:13:11,176 INFO L87 Difference]: Start difference. First operand has 20 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 16 states have internal predecessors, (17), 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 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 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 19:13:11,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:13:11,291 INFO L93 Difference]: Finished difference Result 24 states and 25 transitions. [2024-11-08 19:13:11,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 19:13:11,298 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 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 10 [2024-11-08 19:13:11,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:13:11,306 INFO L225 Difference]: With dead ends: 24 [2024-11-08 19:13:11,306 INFO L226 Difference]: Without dead ends: 12 [2024-11-08 19:13:11,309 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 19:13:11,313 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 1 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 19:13:11,315 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 26 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 19:13:11,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2024-11-08 19:13:11,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2024-11-08 19:13:11,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 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 19:13:11,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 19:13:11,356 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 10 [2024-11-08 19:13:11,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:13:11,356 INFO L471 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2024-11-08 19:13:11,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 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 19:13:11,357 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 19:13:11,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 19:13:11,357 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:13:11,358 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:13:11,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 19:13:11,558 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:13:11,559 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 19:13:11,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:13:11,560 INFO L85 PathProgramCache]: Analyzing trace with hash 494189941, now seen corresponding path program 1 times [2024-11-08 19:13:11,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:13:11,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [277798375] [2024-11-08 19:13:11,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:13:11,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:13:11,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:13:11,573 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:13:11,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 19:13:11,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:13:11,759 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:13:11,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:13:11,876 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-08 19:13:11,877 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 19:13:11,879 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 19:13:11,883 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 19:13:11,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 19:13:12,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:13:12,087 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-08 19:13:12,125 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 19:13:12,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 07:13:12 BoogieIcfgContainer [2024-11-08 19:13:12,132 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 19:13:12,133 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:13:12,134 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:13:12,134 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:13:12,135 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:13:10" (3/4) ... [2024-11-08 19:13:12,138 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:13:12,140 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:13:12,144 INFO L158 Benchmark]: Toolchain (without parser) took 8909.95ms. Allocated memory was 77.6MB in the beginning and 113.2MB in the end (delta: 35.7MB). Free memory was 48.3MB in the beginning and 52.0MB in the end (delta: -3.7MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2024-11-08 19:13:12,145 INFO L158 Benchmark]: CDTParser took 1.57ms. Allocated memory is still 77.6MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:13:12,146 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3177.67ms. Allocated memory was 77.6MB in the beginning and 113.2MB in the end (delta: 35.7MB). Free memory was 48.0MB in the beginning and 60.1MB in the end (delta: -12.1MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. [2024-11-08 19:13:12,146 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.02ms. Allocated memory is still 113.2MB. Free memory was 60.1MB in the beginning and 56.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:13:12,147 INFO L158 Benchmark]: Boogie Preprocessor took 53.67ms. Allocated memory is still 113.2MB. Free memory was 56.0MB in the beginning and 53.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:13:12,148 INFO L158 Benchmark]: RCFGBuilder took 4075.68ms. Allocated memory is still 113.2MB. Free memory was 53.9MB in the beginning and 39.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:13:12,148 INFO L158 Benchmark]: TraceAbstraction took 1496.15ms. Allocated memory is still 113.2MB. Free memory was 39.3MB in the beginning and 52.0MB in the end (delta: -12.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:13:12,151 INFO L158 Benchmark]: Witness Printer took 6.79ms. Allocated memory is still 113.2MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:13:12,154 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.57ms. Allocated memory is still 77.6MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3177.67ms. Allocated memory was 77.6MB in the beginning and 113.2MB in the end (delta: 35.7MB). Free memory was 48.0MB in the beginning and 60.1MB in the end (delta: -12.1MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.02ms. Allocated memory is still 113.2MB. Free memory was 60.1MB in the beginning and 56.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.67ms. Allocated memory is still 113.2MB. Free memory was 56.0MB in the beginning and 53.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 4075.68ms. Allocated memory is still 113.2MB. Free memory was 53.9MB in the beginning and 39.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1496.15ms. Allocated memory is still 113.2MB. Free memory was 39.3MB in the beginning and 52.0MB in the end (delta: -12.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.79ms. Allocated memory is still 113.2MB. Free memory is still 52.0MB. 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: 1839]: 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 1846. 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] [L1846] 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) [L1846] 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] [L1847] CALL CWE190_Integer_Overflow__int_max_square_61_bad() [L1835] int data; [L1836] data = 0 [L1837] CALL, EXPR CWE190_Integer_Overflow__int_max_square_61b_badSource(data) [L1853] data = 0x7fffffff [L1854] return data; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \result=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1837] RET, EXPR CWE190_Integer_Overflow__int_max_square_61b_badSource(data) [L1837] data = CWE190_Integer_Overflow__int_max_square_61b_badSource(data) [L1839] 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: 1839]: 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, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, 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, 26 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 17 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 9 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20occurred in iteration=0, InterpolantAutomatonStates: 4, 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, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 SizeOfPredicates, 0 NumberOfNonLiveVariables, 39 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 19:13:12,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4d6d88b-e34e-4326-97d9-e9ec9001803a/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