./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_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_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/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_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/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_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/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 89629be9a9936a1df2e3e17b9608f712c12323a2ca961cefbaf5f581510d7966 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:36:06,877 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:36:06,946 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-08 18:36:06,950 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:36:06,950 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:36:06,972 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:36:06,972 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:36:06,972 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:36:06,973 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:36:06,973 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:36:06,974 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:36:06,974 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:36:06,974 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:36:06,975 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:36:06,975 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:36:06,976 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:36:06,976 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:36:06,976 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:36:06,977 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:36:06,977 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:36:06,978 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:36:06,978 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:36:06,979 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:36:06,979 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 18:36:06,979 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 18:36:06,980 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:36:06,980 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:36:06,981 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:36:06,981 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:36:06,981 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:36:06,982 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:36:06,982 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:36:06,982 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:36:06,983 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:36:06,983 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:36:06,983 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:36:06,984 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:36:06,984 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:36:06,984 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:36:06,985 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:36:06,985 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:36:06,985 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_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89629be9a9936a1df2e3e17b9608f712c12323a2ca961cefbaf5f581510d7966 [2024-11-08 18:36:07,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:36:07,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:36:07,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:36:07,246 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:36:07,246 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:36:07,247 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_31_bad.i Unable to find full path for "g++" [2024-11-08 18:36:09,193 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:36:09,618 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:36:09,618 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_31_bad.i [2024-11-08 18:36:09,652 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/data/bcaeb196c/41c89b7b605c4b13a34ff151aeb8c5dc/FLAG33ffeb40b [2024-11-08 18:36:09,669 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/data/bcaeb196c/41c89b7b605c4b13a34ff151aeb8c5dc [2024-11-08 18:36:09,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:36:09,674 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:36:09,675 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:36:09,675 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:36:09,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:36:09,681 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:36:09" (1/1) ... [2024-11-08 18:36:09,684 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4920902f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:09, skipping insertion in model container [2024-11-08 18:36:09,684 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:36:09" (1/1) ... [2024-11-08 18:36:09,756 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:36:10,699 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:36:10,708 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:36:10,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:36:10,982 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:36:10,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:10 WrapperNode [2024-11-08 18:36:10,982 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:36:10,983 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:36:10,983 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:36:10,984 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:36:11,000 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:10" (1/1) ... [2024-11-08 18:36:11,053 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:10" (1/1) ... [2024-11-08 18:36:11,087 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-08 18:36:11,088 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:36:11,089 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:36:11,089 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:36:11,090 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:36:11,101 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:10" (1/1) ... [2024-11-08 18:36:11,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:10" (1/1) ... [2024-11-08 18:36:11,105 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:10" (1/1) ... [2024-11-08 18:36:11,120 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-08 18:36:11,124 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:10" (1/1) ... [2024-11-08 18:36:11,124 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:10" (1/1) ... [2024-11-08 18:36:11,130 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:10" (1/1) ... [2024-11-08 18:36:11,135 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:10" (1/1) ... [2024-11-08 18:36:11,136 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:10" (1/1) ... [2024-11-08 18:36:11,140 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:10" (1/1) ... [2024-11-08 18:36:11,152 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:36:11,153 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:36:11,153 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:36:11,154 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:36:11,154 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:10" (1/1) ... [2024-11-08 18:36:11,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:36:11,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:36:11,202 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:36:11,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:36:11,237 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 18:36:11,238 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 18:36:11,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:36:11,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:36:11,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:36:11,428 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:36:11,429 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:36:11,520 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 18:36:11,520 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:36:11,532 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:36:11,532 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 18:36:11,532 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:36:11 BoogieIcfgContainer [2024-11-08 18:36:11,533 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:36:11,535 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:36:11,535 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:36:11,538 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:36:11,539 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:36:09" (1/3) ... [2024-11-08 18:36:11,540 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4beb8467 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:36:11, skipping insertion in model container [2024-11-08 18:36:11,540 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:10" (2/3) ... [2024-11-08 18:36:11,540 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4beb8467 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:36:11, skipping insertion in model container [2024-11-08 18:36:11,540 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:36:11" (3/3) ... [2024-11-08 18:36:11,542 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_min_predec_31_bad.i [2024-11-08 18:36:11,558 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:36:11,558 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 18:36:11,611 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:36:11,616 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;@6f110943, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:36:11,617 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 18:36:11,621 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 18:36:11,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 18:36:11,628 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:36:11,628 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:36:11,629 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 18:36:11,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:36:11,634 INFO L85 PathProgramCache]: Analyzing trace with hash 80251503, now seen corresponding path program 1 times [2024-11-08 18:36:11,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:36:11,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468136487] [2024-11-08 18:36:11,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:36:11,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:36:11,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:36:11,779 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:36:11,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:36:11,839 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 18:36:11,841 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 18:36:11,842 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 18:36:11,844 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 18:36:11,845 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:36:11,849 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-08 18:36:11,877 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 18:36:11,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:36:11 BoogieIcfgContainer [2024-11-08 18:36:11,880 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 18:36:11,881 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 18:36:11,881 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 18:36:11,881 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 18:36:11,881 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:36:11" (3/4) ... [2024-11-08 18:36:11,885 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 18:36:11,886 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 18:36:11,887 INFO L158 Benchmark]: Toolchain (without parser) took 2213.25ms. Allocated memory is still 159.4MB. Free memory was 124.7MB in the beginning and 90.3MB in the end (delta: 34.5MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2024-11-08 18:36:11,888 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 127.9MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:36:11,889 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1307.57ms. Allocated memory is still 159.4MB. Free memory was 124.7MB in the beginning and 123.7MB in the end (delta: 1.0MB). Peak memory consumption was 74.1MB. Max. memory is 16.1GB. [2024-11-08 18:36:11,890 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.46ms. Allocated memory is still 159.4MB. Free memory was 123.7MB in the beginning and 120.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 18:36:11,891 INFO L158 Benchmark]: Boogie Preprocessor took 63.51ms. Allocated memory is still 159.4MB. Free memory was 120.6MB in the beginning and 118.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 18:36:11,894 INFO L158 Benchmark]: RCFGBuilder took 379.48ms. Allocated memory is still 159.4MB. Free memory was 118.5MB in the beginning and 107.0MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 18:36:11,894 INFO L158 Benchmark]: TraceAbstraction took 345.23ms. Allocated memory is still 159.4MB. Free memory was 105.9MB in the beginning and 90.3MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 18:36:11,895 INFO L158 Benchmark]: Witness Printer took 5.55ms. Allocated memory is still 159.4MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:36:11,899 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 127.9MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1307.57ms. Allocated memory is still 159.4MB. Free memory was 124.7MB in the beginning and 123.7MB in the end (delta: 1.0MB). Peak memory consumption was 74.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.46ms. Allocated memory is still 159.4MB. Free memory was 123.7MB in the beginning and 120.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.51ms. Allocated memory is still 159.4MB. Free memory was 120.6MB in the beginning and 118.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 379.48ms. Allocated memory is still 159.4MB. Free memory was 118.5MB in the beginning and 107.0MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 345.23ms. Allocated memory is still 159.4MB. Free memory was 105.9MB in the beginning and 90.3MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.55ms. Allocated memory is still 159.4MB. Free memory is still 90.3MB. 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: 1557]: 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 1566. 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] [L1566] 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) [L1566] 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] [L1567] CALL CWE191_Integer_Underflow__int_min_predec_31_bad() [L1550] int data; [L1551] data = 0 [L1552] data = (-0x7fffffff - 1) [L1554] int dataCopy = data; [L1555] int data = dataCopy; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] --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: 1557]: 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: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 18:36:11,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/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_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/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_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/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_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/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 89629be9a9936a1df2e3e17b9608f712c12323a2ca961cefbaf5f581510d7966 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:36:14,291 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:36:14,395 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-08 18:36:14,404 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:36:14,405 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:36:14,405 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-08 18:36:14,449 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:36:14,449 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:36:14,450 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:36:14,450 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:36:14,453 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:36:14,453 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:36:14,454 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:36:14,456 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:36:14,456 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:36:14,457 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:36:14,457 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:36:14,462 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:36:14,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:36:14,462 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:36:14,463 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:36:14,463 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:36:14,463 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 18:36:14,463 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 18:36:14,464 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:36:14,464 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 18:36:14,464 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 18:36:14,465 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 18:36:14,465 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:36:14,465 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:36:14,465 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:36:14,466 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:36:14,466 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:36:14,466 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:36:14,467 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:36:14,467 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:36:14,467 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:36:14,467 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:36:14,468 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 18:36:14,468 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 18:36:14,468 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:36:14,470 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:36:14,470 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:36:14,470 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:36:14,470 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_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89629be9a9936a1df2e3e17b9608f712c12323a2ca961cefbaf5f581510d7966 [2024-11-08 18:36:14,842 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:36:14,867 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:36:14,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:36:14,871 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:36:14,872 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:36:14,873 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_31_bad.i Unable to find full path for "g++" [2024-11-08 18:36:16,867 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:36:17,257 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:36:17,259 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_31_bad.i [2024-11-08 18:36:17,288 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/data/bc67e958f/e423e34394ff4ef58077e68cf5675319/FLAGec8ffecef [2024-11-08 18:36:17,440 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/data/bc67e958f/e423e34394ff4ef58077e68cf5675319 [2024-11-08 18:36:17,442 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:36:17,443 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:36:17,445 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:36:17,446 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:36:17,453 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:36:17,454 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:36:17" (1/1) ... [2024-11-08 18:36:17,455 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74a1dbcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:17, skipping insertion in model container [2024-11-08 18:36:17,455 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:36:17" (1/1) ... [2024-11-08 18:36:17,549 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:36:18,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:36:18,755 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:36:18,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:36:19,050 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:36:19,051 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:19 WrapperNode [2024-11-08 18:36:19,051 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:36:19,052 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:36:19,052 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:36:19,052 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:36:19,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:19" (1/1) ... [2024-11-08 18:36:19,091 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:19" (1/1) ... [2024-11-08 18:36:19,112 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-08 18:36:19,113 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:36:19,114 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:36:19,114 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:36:19,114 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:36:19,126 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:19" (1/1) ... [2024-11-08 18:36:19,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:19" (1/1) ... [2024-11-08 18:36:19,129 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:19" (1/1) ... [2024-11-08 18:36:19,144 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-08 18:36:19,144 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:19" (1/1) ... [2024-11-08 18:36:19,144 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:19" (1/1) ... [2024-11-08 18:36:19,155 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:19" (1/1) ... [2024-11-08 18:36:19,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:19" (1/1) ... [2024-11-08 18:36:19,160 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:19" (1/1) ... [2024-11-08 18:36:19,161 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:19" (1/1) ... [2024-11-08 18:36:19,164 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:36:19,165 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:36:19,165 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:36:19,165 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:36:19,166 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:19" (1/1) ... [2024-11-08 18:36:19,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:36:19,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:36:19,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:36:19,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:36:19,237 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 18:36:19,238 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 18:36:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:36:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:36:19,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:36:19,416 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:36:19,418 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:36:19,584 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 18:36:19,584 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:36:19,597 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:36:19,599 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 18:36:19,601 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:36:19 BoogieIcfgContainer [2024-11-08 18:36:19,601 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:36:19,603 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:36:19,604 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:36:19,607 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:36:19,608 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:36:17" (1/3) ... [2024-11-08 18:36:19,609 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f42ddf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:36:19, skipping insertion in model container [2024-11-08 18:36:19,609 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:36:19" (2/3) ... [2024-11-08 18:36:19,610 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f42ddf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:36:19, skipping insertion in model container [2024-11-08 18:36:19,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:36:19" (3/3) ... [2024-11-08 18:36:19,612 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_min_predec_31_bad.i [2024-11-08 18:36:19,631 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:36:19,631 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 18:36:19,704 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:36:19,715 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;@551d7e2c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:36:19,716 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 18:36:19,721 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 18:36:19,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 18:36:19,729 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:36:19,730 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:36:19,730 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 18:36:19,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:36:19,737 INFO L85 PathProgramCache]: Analyzing trace with hash 80251503, now seen corresponding path program 1 times [2024-11-08 18:36:19,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:36:19,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [471216997] [2024-11-08 18:36:19,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:36:19,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:36:19,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:36:19,753 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:36:19,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 18:36:19,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:36:19,900 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:36:19,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:36:19,956 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-08 18:36:19,958 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 18:36:19,959 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 18:36:19,961 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 18:36:19,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 18:36:20,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:36:20,165 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-08 18:36:20,188 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 18:36:20,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:36:20 BoogieIcfgContainer [2024-11-08 18:36:20,190 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 18:36:20,191 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 18:36:20,191 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 18:36:20,191 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 18:36:20,192 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:36:19" (3/4) ... [2024-11-08 18:36:20,195 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 18:36:20,196 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 18:36:20,198 INFO L158 Benchmark]: Toolchain (without parser) took 2753.84ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 53.5MB in the beginning and 71.4MB in the end (delta: -17.9MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2024-11-08 18:36:20,198 INFO L158 Benchmark]: CDTParser took 1.12ms. Allocated memory is still 75.5MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:36:20,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1605.77ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 53.2MB in the beginning and 71.5MB in the end (delta: -18.3MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2024-11-08 18:36:20,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.82ms. Allocated memory is still 104.9MB. Free memory was 71.5MB in the beginning and 68.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 18:36:20,202 INFO L158 Benchmark]: Boogie Preprocessor took 50.05ms. Allocated memory is still 104.9MB. Free memory was 68.5MB in the beginning and 65.8MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 18:36:20,202 INFO L158 Benchmark]: RCFGBuilder took 436.29ms. Allocated memory is still 104.9MB. Free memory was 65.8MB in the beginning and 52.6MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 18:36:20,204 INFO L158 Benchmark]: TraceAbstraction took 587.82ms. Allocated memory is still 104.9MB. Free memory was 52.0MB in the beginning and 72.0MB in the end (delta: -20.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:36:20,205 INFO L158 Benchmark]: Witness Printer took 5.00ms. Allocated memory is still 104.9MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:36:20,211 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.12ms. Allocated memory is still 75.5MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1605.77ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 53.2MB in the beginning and 71.5MB in the end (delta: -18.3MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.82ms. Allocated memory is still 104.9MB. Free memory was 71.5MB in the beginning and 68.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.05ms. Allocated memory is still 104.9MB. Free memory was 68.5MB in the beginning and 65.8MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 436.29ms. Allocated memory is still 104.9MB. Free memory was 65.8MB in the beginning and 52.6MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 587.82ms. Allocated memory is still 104.9MB. Free memory was 52.0MB in the beginning and 72.0MB in the end (delta: -20.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.00ms. Allocated memory is still 104.9MB. Free memory is still 72.0MB. 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: 1557]: 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 1566. 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] [L1566] 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) [L1566] 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] [L1567] CALL CWE191_Integer_Underflow__int_min_predec_31_bad() [L1550] int data; [L1551] data = 0 [L1552] data = (-0x7fffffff - 1) [L1554] int dataCopy = data; [L1555] int data = dataCopy; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] --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: 1557]: 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: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 18:36:20,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478b605b-e6b1-4ea9-b8e6-8512c785b0ec/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