./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_45_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/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_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/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_3ccd602f-d3f7-48ee-937a-323072d42f52/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 20cf05718546df71ea0414ead8ae094dbc5a552261dbfe3593a8add02158a783 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:44:31,282 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:44:31,367 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-08 16:44:31,372 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:44:31,373 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:44:31,401 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:44:31,402 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:44:31,403 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:44:31,404 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:44:31,405 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:44:31,406 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 16:44:31,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 16:44:31,407 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:44:31,407 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:44:31,409 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:44:31,410 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:44:31,410 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 16:44:31,411 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 16:44:31,411 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:44:31,412 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 16:44:31,412 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 16:44:31,416 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 16:44:31,417 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:44:31,417 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 16:44:31,417 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 16:44:31,418 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:44:31,418 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:44:31,418 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:44:31,419 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:44:31,419 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 16:44:31,420 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 16:44:31,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:44:31,421 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:44:31,422 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 16:44:31,423 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 16:44:31,423 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 16:44:31,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 16:44:31,424 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 16:44:31,424 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 16:44:31,424 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 16:44:31,425 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 16:44:31,425 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_3ccd602f-d3f7-48ee-937a-323072d42f52/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20cf05718546df71ea0414ead8ae094dbc5a552261dbfe3593a8add02158a783 [2024-11-08 16:44:31,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:44:31,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:44:31,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:44:31,726 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:44:31,726 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:44:31,728 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_45_bad.i Unable to find full path for "g++" [2024-11-08 16:44:33,788 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:44:34,115 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:44:34,115 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_45_bad.i [2024-11-08 16:44:34,145 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/data/39b8685e3/fc7061b059d24a21ab30686aaefe4e5b/FLAG790f72fa5 [2024-11-08 16:44:34,363 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/data/39b8685e3/fc7061b059d24a21ab30686aaefe4e5b [2024-11-08 16:44:34,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:44:34,367 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:44:34,368 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:44:34,369 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:44:34,374 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:44:34,375 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:44:34" (1/1) ... [2024-11-08 16:44:34,376 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41088a5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:34, skipping insertion in model container [2024-11-08 16:44:34,377 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:44:34" (1/1) ... [2024-11-08 16:44:34,441 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:44:35,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:44:35,329 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:44:35,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:44:35,674 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:44:35,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:35 WrapperNode [2024-11-08 16:44:35,675 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:44:35,676 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:44:35,676 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:44:35,677 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:44:35,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:35" (1/1) ... [2024-11-08 16:44:35,720 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:35" (1/1) ... [2024-11-08 16:44:35,758 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 102 [2024-11-08 16:44:35,760 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:44:35,761 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:44:35,761 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:44:35,761 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:44:35,774 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:35" (1/1) ... [2024-11-08 16:44:35,774 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:35" (1/1) ... [2024-11-08 16:44:35,780 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:35" (1/1) ... [2024-11-08 16:44:35,802 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-08 16:44:35,802 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:35" (1/1) ... [2024-11-08 16:44:35,803 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:35" (1/1) ... [2024-11-08 16:44:35,807 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:35" (1/1) ... [2024-11-08 16:44:35,809 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:35" (1/1) ... [2024-11-08 16:44:35,811 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:35" (1/1) ... [2024-11-08 16:44:35,812 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:35" (1/1) ... [2024-11-08 16:44:35,814 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:44:35,815 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:44:35,816 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:44:35,816 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:44:35,817 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:35" (1/1) ... [2024-11-08 16:44:35,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:44:35,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:44:35,860 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 16:44:35,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 16:44:35,898 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 16:44:35,899 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 16:44:35,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:44:35,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:44:35,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:44:36,037 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:44:36,038 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:44:36,243 INFO L? ?]: Removed 57 outVars from TransFormulas that were not future-live. [2024-11-08 16:44:36,243 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:44:36,255 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:44:36,255 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 16:44:36,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:44:36 BoogieIcfgContainer [2024-11-08 16:44:36,256 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:44:36,258 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 16:44:36,258 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 16:44:36,261 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 16:44:36,261 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:44:34" (1/3) ... [2024-11-08 16:44:36,262 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e03150d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:44:36, skipping insertion in model container [2024-11-08 16:44:36,262 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:35" (2/3) ... [2024-11-08 16:44:36,262 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e03150d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:44:36, skipping insertion in model container [2024-11-08 16:44:36,263 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:44:36" (3/3) ... [2024-11-08 16:44:36,264 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_add_45_bad.i [2024-11-08 16:44:36,277 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 16:44:36,277 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 16:44:36,333 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 16:44:36,340 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;@2da55838, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 16:44:36,340 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 16:44:36,344 INFO L276 IsEmpty]: Start isEmpty. Operand has 42 states, 36 states have (on average 1.4444444444444444) internal successors, (52), 38 states have internal predecessors, (52), 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 16:44:36,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 16:44:36,352 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:44:36,353 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:44:36,354 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 16:44:36,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:44:36,360 INFO L85 PathProgramCache]: Analyzing trace with hash 1664946168, now seen corresponding path program 1 times [2024-11-08 16:44:36,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:44:36,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764622613] [2024-11-08 16:44:36,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:44:36,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:44:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:44:36,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 16:44:36,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:44:36,867 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 16:44:36,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:44:36,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764622613] [2024-11-08 16:44:36,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764622613] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:44:36,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:44:36,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:44:36,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859057767] [2024-11-08 16:44:36,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:44:36,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:44:36,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:44:36,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:44:36,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:44:36,914 INFO L87 Difference]: Start difference. First operand has 42 states, 36 states have (on average 1.4444444444444444) internal successors, (52), 38 states have internal predecessors, (52), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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 16:44:36,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:44:36,956 INFO L93 Difference]: Finished difference Result 42 states and 56 transitions. [2024-11-08 16:44:36,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:44:36,960 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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 15 [2024-11-08 16:44:36,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:44:36,968 INFO L225 Difference]: With dead ends: 42 [2024-11-08 16:44:36,970 INFO L226 Difference]: Without dead ends: 33 [2024-11-08 16:44:36,973 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:44:36,980 INFO L432 NwaCegarLoop]: 52 mSDtfsCounter, 1 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:44:36,981 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 102 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:44:36,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2024-11-08 16:44:37,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2024-11-08 16:44:37,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 30 states have (on average 1.4666666666666666) internal successors, (44), 30 states have internal predecessors, (44), 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 16:44:37,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2024-11-08 16:44:37,022 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 15 [2024-11-08 16:44:37,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:44:37,025 INFO L471 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2024-11-08 16:44:37,025 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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 16:44:37,025 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2024-11-08 16:44:37,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 16:44:37,026 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:44:37,026 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:44:37,026 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 16:44:37,027 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 16:44:37,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:44:37,027 INFO L85 PathProgramCache]: Analyzing trace with hash 73723781, now seen corresponding path program 1 times [2024-11-08 16:44:37,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:44:37,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66074470] [2024-11-08 16:44:37,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:44:37,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:44:37,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:44:37,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 16:44:37,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:44:37,418 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 16:44:37,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:44:37,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66074470] [2024-11-08 16:44:37,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66074470] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:44:37,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:44:37,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:44:37,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248348736] [2024-11-08 16:44:37,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:44:37,428 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:44:37,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:44:37,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:44:37,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:44:37,433 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand has 6 states, 5 states have (on average 2.8) internal successors, (14), 6 states have internal predecessors, (14), 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 16:44:37,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:44:37,516 INFO L93 Difference]: Finished difference Result 38 states and 50 transitions. [2024-11-08 16:44:37,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:44:37,517 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.8) internal successors, (14), 6 states have internal predecessors, (14), 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 16 [2024-11-08 16:44:37,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:44:37,519 INFO L225 Difference]: With dead ends: 38 [2024-11-08 16:44:37,519 INFO L226 Difference]: Without dead ends: 33 [2024-11-08 16:44:37,520 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:44:37,521 INFO L432 NwaCegarLoop]: 37 mSDtfsCounter, 3 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:44:37,522 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 178 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:44:37,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2024-11-08 16:44:37,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2024-11-08 16:44:37,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 30 states have (on average 1.4) internal successors, (42), 30 states have internal predecessors, (42), 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 16:44:37,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 44 transitions. [2024-11-08 16:44:37,532 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 44 transitions. Word has length 16 [2024-11-08 16:44:37,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:44:37,533 INFO L471 AbstractCegarLoop]: Abstraction has 33 states and 44 transitions. [2024-11-08 16:44:37,533 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.8) internal successors, (14), 6 states have internal predecessors, (14), 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 16:44:37,534 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 44 transitions. [2024-11-08 16:44:37,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 16:44:37,534 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:44:37,534 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:44:37,535 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 16:44:37,536 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 16:44:37,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:44:37,537 INFO L85 PathProgramCache]: Analyzing trace with hash 2076872683, now seen corresponding path program 1 times [2024-11-08 16:44:37,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:44:37,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756047016] [2024-11-08 16:44:37,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:44:37,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:44:37,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:44:37,572 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:44:37,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:44:37,623 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:44:37,623 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 16:44:37,624 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 16:44:37,626 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 16:44:37,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 16:44:37,630 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-08 16:44:37,662 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 16:44:37,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 04:44:37 BoogieIcfgContainer [2024-11-08 16:44:37,669 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 16:44:37,670 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 16:44:37,670 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 16:44:37,670 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 16:44:37,671 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:44:36" (3/4) ... [2024-11-08 16:44:37,673 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 16:44:37,675 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 16:44:37,675 INFO L158 Benchmark]: Toolchain (without parser) took 3309.27ms. Allocated memory was 140.5MB in the beginning and 186.6MB in the end (delta: 46.1MB). Free memory was 98.6MB in the beginning and 111.2MB in the end (delta: -12.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-08 16:44:37,676 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 140.5MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:44:37,678 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1307.13ms. Allocated memory was 140.5MB in the beginning and 186.6MB in the end (delta: 46.1MB). Free memory was 98.6MB in the beginning and 117.0MB in the end (delta: -18.4MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2024-11-08 16:44:37,678 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.84ms. Allocated memory is still 186.6MB. Free memory was 117.0MB in the beginning and 113.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 16:44:37,680 INFO L158 Benchmark]: Boogie Preprocessor took 54.02ms. Allocated memory is still 186.6MB. Free memory was 113.8MB in the beginning and 111.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 16:44:37,680 INFO L158 Benchmark]: RCFGBuilder took 440.50ms. Allocated memory is still 186.6MB. Free memory was 111.8MB in the beginning and 93.9MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 16:44:37,680 INFO L158 Benchmark]: TraceAbstraction took 1411.64ms. Allocated memory is still 186.6MB. Free memory was 93.9MB in the beginning and 112.2MB in the end (delta: -18.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:44:37,682 INFO L158 Benchmark]: Witness Printer took 4.91ms. Allocated memory is still 186.6MB. Free memory was 112.2MB in the beginning and 111.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 16:44:37,683 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 140.5MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1307.13ms. Allocated memory was 140.5MB in the beginning and 186.6MB in the end (delta: 46.1MB). Free memory was 98.6MB in the beginning and 117.0MB in the end (delta: -18.4MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.84ms. Allocated memory is still 186.6MB. Free memory was 117.0MB in the beginning and 113.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.02ms. Allocated memory is still 186.6MB. Free memory was 113.8MB in the beginning and 111.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 440.50ms. Allocated memory is still 186.6MB. Free memory was 111.8MB in the beginning and 93.9MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1411.64ms. Allocated memory is still 186.6MB. Free memory was 93.9MB in the beginning and 112.2MB in the end (delta: -18.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.91ms. Allocated memory is still 186.6MB. Free memory was 112.2MB in the beginning and 111.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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: 1555]: 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 1570. 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); [L1548] static int CWE190_Integer_Overflow__int_rand_add_45_badData; [L1549] static int CWE190_Integer_Overflow__int_rand_add_45_goodG2BData; [L1550] static int CWE190_Integer_Overflow__int_rand_add_45_goodB2GData; VAL [CWE190_Integer_Overflow__int_rand_add_45_badData=0, CWE190_Integer_Overflow__int_rand_add_45_goodB2GData=0, CWE190_Integer_Overflow__int_rand_add_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_rand_add_45_badData=0, CWE190_Integer_Overflow__int_rand_add_45_goodB2GData=0, CWE190_Integer_Overflow__int_rand_add_45_goodG2BData=0, 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) [L1570] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_rand_add_45_badData=0, CWE190_Integer_Overflow__int_rand_add_45_goodB2GData=0, CWE190_Integer_Overflow__int_rand_add_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE190_Integer_Overflow__int_rand_add_45_bad() [L1561] int data; [L1562] data = 0 [L1563] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1563] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) VAL [CWE190_Integer_Overflow__int_rand_add_45_badData=0, CWE190_Integer_Overflow__int_rand_add_45_goodB2GData=0, CWE190_Integer_Overflow__int_rand_add_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() VAL [CWE190_Integer_Overflow__int_rand_add_45_badData=0, CWE190_Integer_Overflow__int_rand_add_45_goodB2GData=0, CWE190_Integer_Overflow__int_rand_add_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [CWE190_Integer_Overflow__int_rand_add_45_badData=0, CWE190_Integer_Overflow__int_rand_add_45_goodB2GData=0, CWE190_Integer_Overflow__int_rand_add_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1564] CWE190_Integer_Overflow__int_rand_add_45_badData = data [L1565] CALL badSink() [L1553] int data = CWE190_Integer_Overflow__int_rand_add_45_badData; VAL [CWE190_Integer_Overflow__int_rand_add_45_badData=2147483647, CWE190_Integer_Overflow__int_rand_add_45_goodB2GData=0, CWE190_Integer_Overflow__int_rand_add_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1555] data + 1 VAL [CWE190_Integer_Overflow__int_rand_add_45_badData=2147483647, CWE190_Integer_Overflow__int_rand_add_45_goodB2GData=0, CWE190_Integer_Overflow__int_rand_add_45_goodG2BData=0, 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: 1555]: 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, 42 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 280 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 191 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 52 IncrementalHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 89 mSDtfsCounter, 52 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=42occurred in iteration=0, InterpolantAutomatonStates: 9, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 47 NumberOfCodeBlocks, 47 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 65 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 16:44:37,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/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_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/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_3ccd602f-d3f7-48ee-937a-323072d42f52/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 20cf05718546df71ea0414ead8ae094dbc5a552261dbfe3593a8add02158a783 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:44:40,079 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:44:40,167 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-08 16:44:40,171 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:44:40,172 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:44:40,172 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-08 16:44:40,225 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:44:40,226 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:44:40,227 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:44:40,230 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:44:40,230 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:44:40,231 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 16:44:40,231 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 16:44:40,232 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:44:40,233 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:44:40,234 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:44:40,234 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:44:40,234 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 16:44:40,235 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:44:40,235 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 16:44:40,236 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 16:44:40,238 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 16:44:40,239 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 16:44:40,239 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 16:44:40,239 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:44:40,240 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 16:44:40,240 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 16:44:40,240 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 16:44:40,241 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:44:40,241 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:44:40,241 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:44:40,241 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:44:40,242 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 16:44:40,242 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 16:44:40,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:44:40,245 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:44:40,245 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 16:44:40,245 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 16:44:40,245 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 16:44:40,245 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 16:44:40,246 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 16:44:40,247 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 16:44:40,247 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 16:44:40,247 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 16:44:40,247 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_3ccd602f-d3f7-48ee-937a-323072d42f52/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20cf05718546df71ea0414ead8ae094dbc5a552261dbfe3593a8add02158a783 [2024-11-08 16:44:40,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:44:40,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:44:40,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:44:40,686 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:44:40,686 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:44:40,687 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_45_bad.i Unable to find full path for "g++" [2024-11-08 16:44:42,683 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:44:43,056 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:44:43,057 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_45_bad.i [2024-11-08 16:44:43,088 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/data/6ccf1152b/2f1132e3a41c416db8f0bee23f45f98d/FLAG06c73d804 [2024-11-08 16:44:43,261 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/data/6ccf1152b/2f1132e3a41c416db8f0bee23f45f98d [2024-11-08 16:44:43,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:44:43,265 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:44:43,266 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:44:43,266 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:44:43,272 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:44:43,272 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:44:43" (1/1) ... [2024-11-08 16:44:43,273 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bf216fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:43, skipping insertion in model container [2024-11-08 16:44:43,274 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:44:43" (1/1) ... [2024-11-08 16:44:43,375 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:44:44,540 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:44:44,561 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:44:44,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:44:44,858 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:44:44,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:44 WrapperNode [2024-11-08 16:44:44,859 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:44:44,860 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:44:44,861 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:44:44,861 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:44:44,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:44" (1/1) ... [2024-11-08 16:44:44,911 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:44" (1/1) ... [2024-11-08 16:44:44,937 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 62 [2024-11-08 16:44:44,937 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:44:44,938 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:44:44,938 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:44:44,938 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:44:44,950 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:44" (1/1) ... [2024-11-08 16:44:44,950 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:44" (1/1) ... [2024-11-08 16:44:44,953 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:44" (1/1) ... [2024-11-08 16:44:44,963 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-08 16:44:44,963 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:44" (1/1) ... [2024-11-08 16:44:44,964 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:44" (1/1) ... [2024-11-08 16:44:44,971 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:44" (1/1) ... [2024-11-08 16:44:44,972 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:44" (1/1) ... [2024-11-08 16:44:44,975 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:44" (1/1) ... [2024-11-08 16:44:44,976 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:44" (1/1) ... [2024-11-08 16:44:44,980 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:44:44,980 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:44:44,981 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:44:44,981 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:44:44,982 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:44" (1/1) ... [2024-11-08 16:44:44,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:44:45,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:44:45,018 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 16:44:45,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 16:44:45,045 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 16:44:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 16:44:45,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:44:45,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:44:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:44:45,258 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:44:45,261 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:44:45,402 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-08 16:44:45,402 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:44:45,413 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:44:45,413 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 16:44:45,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:44:45 BoogieIcfgContainer [2024-11-08 16:44:45,414 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:44:45,416 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 16:44:45,416 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 16:44:45,419 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 16:44:45,420 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:44:43" (1/3) ... [2024-11-08 16:44:45,421 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1243576f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:44:45, skipping insertion in model container [2024-11-08 16:44:45,421 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:44:44" (2/3) ... [2024-11-08 16:44:45,421 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1243576f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:44:45, skipping insertion in model container [2024-11-08 16:44:45,422 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:44:45" (3/3) ... [2024-11-08 16:44:45,423 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_add_45_bad.i [2024-11-08 16:44:45,442 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 16:44:45,442 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 16:44:45,517 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 16:44:45,524 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;@12d6784d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 16:44:45,524 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 16:44:45,528 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 16 states have (on average 1.25) internal successors, (20), 18 states have internal predecessors, (20), 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 16:44:45,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 16:44:45,536 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:44:45,536 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:44:45,537 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 16:44:45,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:44:45,542 INFO L85 PathProgramCache]: Analyzing trace with hash 733378214, now seen corresponding path program 1 times [2024-11-08 16:44:45,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:44:45,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2012358473] [2024-11-08 16:44:45,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:44:45,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:44:45,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:44:45,564 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:44:45,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 16:44:45,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:44:45,707 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 16:44:45,713 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:44:45,735 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 16:44:45,735 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 16:44:45,736 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:44:45,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2012358473] [2024-11-08 16:44:45,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2012358473] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:44:45,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:44:45,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-08 16:44:45,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674685766] [2024-11-08 16:44:45,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:44:45,744 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 16:44:45,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:44:45,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 16:44:45,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:44:45,777 INFO L87 Difference]: Start difference. First operand has 22 states, 16 states have (on average 1.25) internal successors, (20), 18 states have internal predecessors, (20), 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 9.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 16:44:45,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:44:45,797 INFO L93 Difference]: Finished difference Result 22 states and 24 transitions. [2024-11-08 16:44:45,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 16:44:45,799 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2024-11-08 16:44:45,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:44:45,807 INFO L225 Difference]: With dead ends: 22 [2024-11-08 16:44:45,807 INFO L226 Difference]: Without dead ends: 13 [2024-11-08 16:44:45,811 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 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 16:44:45,817 INFO L432 NwaCegarLoop]: 23 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, 23 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 16:44:45,818 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:44:45,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2024-11-08 16:44:45,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2024-11-08 16:44:45,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 10 states have (on average 1.2) internal successors, (12), 10 states have internal predecessors, (12), 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 16:44:45,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2024-11-08 16:44:45,856 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 11 [2024-11-08 16:44:45,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:44:45,857 INFO L471 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2024-11-08 16:44:45,857 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 16:44:45,857 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-08 16:44:45,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 16:44:45,859 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:44:45,859 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:44:45,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 16:44:46,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:44:46,060 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 16:44:46,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:44:46,061 INFO L85 PathProgramCache]: Analyzing trace with hash 1259888207, now seen corresponding path program 1 times [2024-11-08 16:44:46,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:44:46,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [293760486] [2024-11-08 16:44:46,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:44:46,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:44:46,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:44:46,064 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:44:46,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 16:44:46,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:44:46,190 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:44:46,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:44:46,267 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-08 16:44:46,267 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 16:44:46,269 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 16:44:46,271 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 16:44:46,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 16:44:46,475 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:44:46,478 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-08 16:44:46,502 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 16:44:46,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 04:44:46 BoogieIcfgContainer [2024-11-08 16:44:46,506 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 16:44:46,507 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 16:44:46,507 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 16:44:46,507 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 16:44:46,508 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:44:45" (3/4) ... [2024-11-08 16:44:46,510 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 16:44:46,512 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 16:44:46,514 INFO L158 Benchmark]: Toolchain (without parser) took 3248.19ms. Allocated memory was 67.1MB in the beginning and 107.0MB in the end (delta: 39.8MB). Free memory was 33.3MB in the beginning and 58.4MB in the end (delta: -25.1MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2024-11-08 16:44:46,515 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory is still 43.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:44:46,516 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1594.22ms. Allocated memory was 67.1MB in the beginning and 107.0MB in the end (delta: 39.8MB). Free memory was 33.2MB in the beginning and 75.8MB in the end (delta: -42.7MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2024-11-08 16:44:46,517 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.03ms. Allocated memory is still 107.0MB. Free memory was 75.5MB in the beginning and 72.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 16:44:46,517 INFO L158 Benchmark]: Boogie Preprocessor took 41.83ms. Allocated memory is still 107.0MB. Free memory was 72.2MB in the beginning and 69.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 16:44:46,518 INFO L158 Benchmark]: RCFGBuilder took 433.56ms. Allocated memory is still 107.0MB. Free memory was 69.6MB in the beginning and 56.0MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 16:44:46,521 INFO L158 Benchmark]: TraceAbstraction took 1089.72ms. Allocated memory is still 107.0MB. Free memory was 55.5MB in the beginning and 58.6MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:44:46,521 INFO L158 Benchmark]: Witness Printer took 5.56ms. Allocated memory is still 107.0MB. Free memory was 58.6MB in the beginning and 58.4MB in the end (delta: 230.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:44:46,524 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory is still 43.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1594.22ms. Allocated memory was 67.1MB in the beginning and 107.0MB in the end (delta: 39.8MB). Free memory was 33.2MB in the beginning and 75.8MB in the end (delta: -42.7MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.03ms. Allocated memory is still 107.0MB. Free memory was 75.5MB in the beginning and 72.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.83ms. Allocated memory is still 107.0MB. Free memory was 72.2MB in the beginning and 69.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 433.56ms. Allocated memory is still 107.0MB. Free memory was 69.6MB in the beginning and 56.0MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1089.72ms. Allocated memory is still 107.0MB. Free memory was 55.5MB in the beginning and 58.6MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.56ms. Allocated memory is still 107.0MB. Free memory was 58.6MB in the beginning and 58.4MB in the end (delta: 230.6kB). 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: 1555]: 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 1570. 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); [L1548] static int CWE190_Integer_Overflow__int_rand_add_45_badData; [L1549] static int CWE190_Integer_Overflow__int_rand_add_45_goodG2BData; [L1550] static int CWE190_Integer_Overflow__int_rand_add_45_goodB2GData; VAL [CWE190_Integer_Overflow__int_rand_add_45_badData=0, CWE190_Integer_Overflow__int_rand_add_45_goodB2GData=0, CWE190_Integer_Overflow__int_rand_add_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_rand_add_45_badData=0, CWE190_Integer_Overflow__int_rand_add_45_goodB2GData=0, CWE190_Integer_Overflow__int_rand_add_45_goodG2BData=0, 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) [L1570] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_rand_add_45_badData=0, CWE190_Integer_Overflow__int_rand_add_45_goodB2GData=0, CWE190_Integer_Overflow__int_rand_add_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE190_Integer_Overflow__int_rand_add_45_bad() [L1561] int data; [L1562] data = 0 [L1563] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1563] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [CWE190_Integer_Overflow__int_rand_add_45_badData=0, CWE190_Integer_Overflow__int_rand_add_45_goodB2GData=0, CWE190_Integer_Overflow__int_rand_add_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1564] CWE190_Integer_Overflow__int_rand_add_45_badData = data [L1565] CALL badSink() [L1553] int data = CWE190_Integer_Overflow__int_rand_add_45_badData; VAL [CWE190_Integer_Overflow__int_rand_add_45_badData=2147483647, CWE190_Integer_Overflow__int_rand_add_45_goodB2GData=0, CWE190_Integer_Overflow__int_rand_add_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1555] data + 1 VAL [CWE190_Integer_Overflow__int_rand_add_45_badData=2147483647, CWE190_Integer_Overflow__int_rand_add_45_goodB2GData=0, CWE190_Integer_Overflow__int_rand_add_45_goodG2BData=0, 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: 1555]: 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, 22 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 23 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, 23 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred 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: 0.1s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 51 ConjunctsInSsa, 1 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 16:44:46,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccd602f-d3f7-48ee-937a-323072d42f52/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample