./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_66_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/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_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/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_31dd8179-c38a-42f5-accd-61e9921b347a/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 066cc26cc9a5a80083ca68c80a8d4ad01282e4c9d978f4530dbdb09716793ce1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:09:39,920 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:09:39,996 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-08 17:09:40,002 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:09:40,002 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:09:40,031 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:09:40,031 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:09:40,032 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:09:40,032 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:09:40,033 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:09:40,033 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:09:40,034 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:09:40,035 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:09:40,036 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:09:40,038 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:09:40,038 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:09:40,039 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:09:40,039 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:09:40,039 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:09:40,040 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:09:40,040 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:09:40,045 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:09:40,046 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:09:40,046 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 17:09:40,046 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 17:09:40,046 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:09:40,047 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:09:40,047 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:09:40,048 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:09:40,048 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:09:40,048 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:09:40,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:09:40,049 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:09:40,049 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:09:40,049 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:09:40,049 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:09:40,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 17:09:40,050 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:09:40,050 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:09:40,052 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:09:40,052 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:09:40,054 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_31dd8179-c38a-42f5-accd-61e9921b347a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 066cc26cc9a5a80083ca68c80a8d4ad01282e4c9d978f4530dbdb09716793ce1 [2024-11-08 17:09:40,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:09:40,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:09:40,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:09:40,417 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:09:40,418 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:09:40,419 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_66_bad.i Unable to find full path for "g++" [2024-11-08 17:09:42,595 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:09:43,062 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:09:43,063 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_66_bad.i [2024-11-08 17:09:43,100 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/data/33204d216/e84104678c364fb7bd10ea3336634bf0/FLAG5f461a0d4 [2024-11-08 17:09:43,118 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/data/33204d216/e84104678c364fb7bd10ea3336634bf0 [2024-11-08 17:09:43,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:09:43,123 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:09:43,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:09:43,125 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:09:43,131 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:09:43,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:09:43" (1/1) ... [2024-11-08 17:09:43,133 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@567a6bec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:43, skipping insertion in model container [2024-11-08 17:09:43,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:09:43" (1/1) ... [2024-11-08 17:09:43,218 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:09:44,475 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:09:44,488 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:09:44,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:09:44,826 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:09:44,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:44 WrapperNode [2024-11-08 17:09:44,827 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:09:44,828 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:09:44,828 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:09:44,828 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:09:44,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:44" (1/1) ... [2024-11-08 17:09:44,875 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:44" (1/1) ... [2024-11-08 17:09:44,913 INFO L138 Inliner]: procedures = 498, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-08 17:09:44,915 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:09:44,916 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:09:44,916 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:09:44,917 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:09:44,931 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:44" (1/1) ... [2024-11-08 17:09:44,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:44" (1/1) ... [2024-11-08 17:09:44,935 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:44" (1/1) ... [2024-11-08 17:09:44,952 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 1 writes are split as follows [1]. [2024-11-08 17:09:44,960 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:44" (1/1) ... [2024-11-08 17:09:44,960 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:44" (1/1) ... [2024-11-08 17:09:44,967 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:44" (1/1) ... [2024-11-08 17:09:44,972 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:44" (1/1) ... [2024-11-08 17:09:44,978 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:44" (1/1) ... [2024-11-08 17:09:44,980 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:44" (1/1) ... [2024-11-08 17:09:44,986 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:09:44,987 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:09:44,991 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:09:44,991 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:09:44,992 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:44" (1/1) ... [2024-11-08 17:09:45,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:09:45,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:09:45,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:09:45,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:09:45,080 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 17:09:45,081 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 17:09:45,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 17:09:45,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 17:09:45,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:09:45,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:09:45,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:09:45,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 17:09:45,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 17:09:45,281 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:09:45,284 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:09:45,444 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-08 17:09:45,445 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:09:45,463 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:09:45,463 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 17:09:45,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:09:45 BoogieIcfgContainer [2024-11-08 17:09:45,464 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:09:45,467 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:09:45,467 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:09:45,473 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:09:45,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:09:43" (1/3) ... [2024-11-08 17:09:45,475 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@700a5cee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:09:45, skipping insertion in model container [2024-11-08 17:09:45,475 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:44" (2/3) ... [2024-11-08 17:09:45,478 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@700a5cee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:09:45, skipping insertion in model container [2024-11-08 17:09:45,478 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:09:45" (3/3) ... [2024-11-08 17:09:45,480 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_multiply_66_bad.i [2024-11-08 17:09:45,504 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:09:45,504 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 17:09:45,598 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:09:45,608 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;@33f2a2e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:09:45,609 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 17:09:45,616 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 17 states have internal predecessors, (19), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:09:45,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 17:09:45,628 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:09:45,629 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:09:45,629 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 17:09:45,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:09:45,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1802775665, now seen corresponding path program 1 times [2024-11-08 17:09:45,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:09:45,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319402403] [2024-11-08 17:09:45,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:09:45,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:09:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:09:46,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 17:09:46,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:09:46,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:09:46,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:09:46,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319402403] [2024-11-08 17:09:46,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319402403] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:09:46,103 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:09:46,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:09:46,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676685444] [2024-11-08 17:09:46,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:09:46,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:09:46,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:09:46,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:09:46,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:09:46,145 INFO L87 Difference]: Start difference. First operand has 21 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 17 states have internal predecessors, (19), 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 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 17:09:46,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:09:46,199 INFO L93 Difference]: Finished difference Result 32 states and 34 transitions. [2024-11-08 17:09:46,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:09:46,219 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2024-11-08 17:09:46,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:09:46,235 INFO L225 Difference]: With dead ends: 32 [2024-11-08 17:09:46,235 INFO L226 Difference]: Without dead ends: 12 [2024-11-08 17:09:46,241 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 17:09:46,245 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 1 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:09:46,246 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 32 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:09:46,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2024-11-08 17:09:46,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2024-11-08 17:09:46,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 17:09:46,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 17:09:46,352 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 10 [2024-11-08 17:09:46,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:09:46,353 INFO L471 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2024-11-08 17:09:46,353 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 17:09:46,354 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 17:09:46,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 17:09:46,354 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:09:46,359 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:09:46,359 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 17:09:46,360 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 17:09:46,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:09:46,361 INFO L85 PathProgramCache]: Analyzing trace with hash 51470816, now seen corresponding path program 1 times [2024-11-08 17:09:46,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:09:46,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206295342] [2024-11-08 17:09:46,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:09:46,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:09:46,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:09:46,447 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:09:46,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:09:46,524 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:09:46,524 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 17:09:46,527 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 17:09:46,530 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 17:09:46,530 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 17:09:46,536 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-08 17:09:46,571 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 17:09:46,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:09:46 BoogieIcfgContainer [2024-11-08 17:09:46,580 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 17:09:46,581 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 17:09:46,581 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 17:09:46,581 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 17:09:46,583 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:09:45" (3/4) ... [2024-11-08 17:09:46,586 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 17:09:46,588 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 17:09:46,590 INFO L158 Benchmark]: Toolchain (without parser) took 3465.55ms. Allocated memory was 151.0MB in the beginning and 190.8MB in the end (delta: 39.8MB). Free memory was 114.4MB in the beginning and 143.0MB in the end (delta: -28.6MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2024-11-08 17:09:46,591 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 91.3MB in the end (delta: 19.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:09:46,591 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1702.46ms. Allocated memory is still 151.0MB. Free memory was 114.4MB in the beginning and 102.5MB in the end (delta: 11.9MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. [2024-11-08 17:09:46,592 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.56ms. Allocated memory is still 151.0MB. Free memory was 102.5MB in the beginning and 99.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:09:46,593 INFO L158 Benchmark]: Boogie Preprocessor took 70.35ms. Allocated memory is still 151.0MB. Free memory was 99.5MB in the beginning and 96.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 17:09:46,593 INFO L158 Benchmark]: RCFGBuilder took 477.03ms. Allocated memory is still 151.0MB. Free memory was 96.5MB in the beginning and 84.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 17:09:46,597 INFO L158 Benchmark]: TraceAbstraction took 1113.09ms. Allocated memory was 151.0MB in the beginning and 190.8MB in the end (delta: 39.8MB). Free memory was 83.7MB in the beginning and 144.1MB in the end (delta: -60.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:09:46,598 INFO L158 Benchmark]: Witness Printer took 7.04ms. Allocated memory is still 190.8MB. Free memory was 144.1MB in the beginning and 143.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:09:46,603 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 91.3MB in the end (delta: 19.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1702.46ms. Allocated memory is still 151.0MB. Free memory was 114.4MB in the beginning and 102.5MB in the end (delta: 11.9MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.56ms. Allocated memory is still 151.0MB. Free memory was 102.5MB in the beginning and 99.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.35ms. Allocated memory is still 151.0MB. Free memory was 99.5MB in the beginning and 96.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 477.03ms. Allocated memory is still 151.0MB. Free memory was 96.5MB in the beginning and 84.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1113.09ms. Allocated memory was 151.0MB in the beginning and 190.8MB in the end (delta: 39.8MB). Free memory was 83.7MB in the beginning and 144.1MB in the end (delta: -60.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.04ms. Allocated memory is still 190.8MB. Free memory was 144.1MB in the beginning and 143.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1571]: 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 1561. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1561] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] CALL CWE190_Integer_Overflow__int_max_multiply_66_bad() [L1551] int data; [L1552] int dataArray[5]; [L1553] data = 0 [L1554] data = 0x7fffffff [L1555] dataArray[2] = data [L1556] CALL CWE190_Integer_Overflow__int_max_multiply_66b_badSink(dataArray) [L1568] EXPR dataArray[2] [L1568] int data = dataArray[2]; [L1569] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1571]: 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, 21 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, 1 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 32 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 17 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 11 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 17:09:46,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/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_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/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_31dd8179-c38a-42f5-accd-61e9921b347a/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 066cc26cc9a5a80083ca68c80a8d4ad01282e4c9d978f4530dbdb09716793ce1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:09:49,500 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:09:49,615 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-08 17:09:49,622 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:09:49,623 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:09:49,624 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-08 17:09:49,662 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:09:49,663 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:09:49,664 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:09:49,667 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:09:49,668 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:09:49,668 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:09:49,669 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:09:49,669 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:09:49,670 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:09:49,674 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:09:49,674 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:09:49,674 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:09:49,675 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:09:49,675 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:09:49,675 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:09:49,677 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:09:49,677 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 17:09:49,678 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 17:09:49,678 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:09:49,678 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 17:09:49,679 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 17:09:49,679 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 17:09:49,679 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:09:49,679 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:09:49,680 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:09:49,680 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:09:49,680 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:09:49,683 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:09:49,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:09:49,684 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:09:49,684 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:09:49,685 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:09:49,685 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 17:09:49,685 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 17:09:49,685 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:09:49,695 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:09:49,695 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:09:49,696 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:09:49,696 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_31dd8179-c38a-42f5-accd-61e9921b347a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 066cc26cc9a5a80083ca68c80a8d4ad01282e4c9d978f4530dbdb09716793ce1 [2024-11-08 17:09:50,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:09:50,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:09:50,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:09:50,220 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:09:50,222 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:09:50,224 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_66_bad.i Unable to find full path for "g++" [2024-11-08 17:09:52,539 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:09:53,081 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:09:53,082 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_66_bad.i [2024-11-08 17:09:53,120 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/data/0a10c32f8/10977bfca614436cad38e72acc5f7ea6/FLAG692a47d0e [2024-11-08 17:09:53,145 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/data/0a10c32f8/10977bfca614436cad38e72acc5f7ea6 [2024-11-08 17:09:53,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:09:53,155 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:09:53,157 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:09:53,158 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:09:53,165 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:09:53,166 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:09:53" (1/1) ... [2024-11-08 17:09:53,167 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60026774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:53, skipping insertion in model container [2024-11-08 17:09:53,167 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:09:53" (1/1) ... [2024-11-08 17:09:53,254 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:09:54,496 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:09:54,515 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:09:54,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:09:54,823 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:09:54,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:54 WrapperNode [2024-11-08 17:09:54,824 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:09:54,825 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:09:54,825 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:09:54,825 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:09:54,833 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:54" (1/1) ... [2024-11-08 17:09:54,861 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:54" (1/1) ... [2024-11-08 17:09:54,891 INFO L138 Inliner]: procedures = 503, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-08 17:09:54,891 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:09:54,892 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:09:54,892 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:09:54,893 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:09:54,907 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:54" (1/1) ... [2024-11-08 17:09:54,907 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:54" (1/1) ... [2024-11-08 17:09:54,912 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:54" (1/1) ... [2024-11-08 17:09:54,928 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 1 writes are split as follows [1]. [2024-11-08 17:09:54,929 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:54" (1/1) ... [2024-11-08 17:09:54,929 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:54" (1/1) ... [2024-11-08 17:09:54,938 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:54" (1/1) ... [2024-11-08 17:09:54,940 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:54" (1/1) ... [2024-11-08 17:09:54,942 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:54" (1/1) ... [2024-11-08 17:09:54,944 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:54" (1/1) ... [2024-11-08 17:09:54,948 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:09:54,949 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:09:54,949 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:09:54,949 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:09:54,950 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:54" (1/1) ... [2024-11-08 17:09:54,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:09:54,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:09:54,990 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:09:54,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:09:55,023 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 17:09:55,023 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 17:09:55,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 17:09:55,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:09:55,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:09:55,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:09:55,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-08 17:09:55,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 17:09:55,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-08 17:09:55,245 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:09:55,248 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:09:55,425 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-08 17:09:55,425 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:09:55,443 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:09:55,443 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 17:09:55,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:09:55 BoogieIcfgContainer [2024-11-08 17:09:55,444 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:09:55,449 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:09:55,449 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:09:55,453 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:09:55,454 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:09:53" (1/3) ... [2024-11-08 17:09:55,455 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17b95acd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:09:55, skipping insertion in model container [2024-11-08 17:09:55,455 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:09:54" (2/3) ... [2024-11-08 17:09:55,457 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17b95acd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:09:55, skipping insertion in model container [2024-11-08 17:09:55,457 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:09:55" (3/3) ... [2024-11-08 17:09:55,459 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_multiply_66_bad.i [2024-11-08 17:09:55,480 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:09:55,480 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 17:09:55,574 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:09:55,585 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;@4697d023, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:09:55,585 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 17:09:55,591 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 17 states have internal predecessors, (19), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:09:55,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 17:09:55,602 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:09:55,603 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:09:55,604 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 17:09:55,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:09:55,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1802775665, now seen corresponding path program 1 times [2024-11-08 17:09:55,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:09:55,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1498538727] [2024-11-08 17:09:55,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:09:55,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:09:55,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:09:55,639 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:09:55,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 17:09:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:09:55,803 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 17:09:55,808 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:09:55,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:09:55,876 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:09:55,877 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:09:55,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1498538727] [2024-11-08 17:09:55,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1498538727] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:09:55,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:09:55,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:09:55,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21315439] [2024-11-08 17:09:55,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:09:55,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:09:55,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:09:55,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:09:55,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:09:55,925 INFO L87 Difference]: Start difference. First operand has 21 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 17 states have internal predecessors, (19), 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 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 17:09:55,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:09:55,986 INFO L93 Difference]: Finished difference Result 32 states and 34 transitions. [2024-11-08 17:09:55,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:09:55,989 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2024-11-08 17:09:55,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:09:55,996 INFO L225 Difference]: With dead ends: 32 [2024-11-08 17:09:55,996 INFO L226 Difference]: Without dead ends: 12 [2024-11-08 17:09:56,000 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:09:56,004 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 1 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:09:56,005 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 32 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:09:56,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2024-11-08 17:09:56,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2024-11-08 17:09:56,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 17:09:56,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 17:09:56,043 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 10 [2024-11-08 17:09:56,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:09:56,044 INFO L471 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2024-11-08 17:09:56,044 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 17:09:56,045 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 17:09:56,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 17:09:56,045 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:09:56,046 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:09:56,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 17:09:56,246 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:09:56,247 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 17:09:56,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:09:56,248 INFO L85 PathProgramCache]: Analyzing trace with hash 51470816, now seen corresponding path program 1 times [2024-11-08 17:09:56,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:09:56,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [62464648] [2024-11-08 17:09:56,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:09:56,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:09:56,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:09:56,252 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:09:56,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 17:09:56,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:09:56,400 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:09:56,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:09:56,468 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-08 17:09:56,469 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 17:09:56,471 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 17:09:56,473 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 17:09:56,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-08 17:09:56,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:09:56,677 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-08 17:09:56,699 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 17:09:56,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:09:56 BoogieIcfgContainer [2024-11-08 17:09:56,703 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 17:09:56,704 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 17:09:56,704 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 17:09:56,705 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 17:09:56,705 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:09:55" (3/4) ... [2024-11-08 17:09:56,708 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 17:09:56,710 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 17:09:56,711 INFO L158 Benchmark]: Toolchain (without parser) took 3556.01ms. Allocated memory was 73.4MB in the beginning and 113.2MB in the end (delta: 39.8MB). Free memory was 45.6MB in the beginning and 65.1MB in the end (delta: -19.5MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2024-11-08 17:09:56,712 INFO L158 Benchmark]: CDTParser took 1.50ms. Allocated memory is still 73.4MB. Free memory was 49.2MB in the beginning and 49.1MB in the end (delta: 103.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 17:09:56,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1667.27ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 45.3MB in the beginning and 53.0MB in the end (delta: -7.7MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2024-11-08 17:09:56,714 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.95ms. Allocated memory is still 94.4MB. Free memory was 53.0MB in the beginning and 49.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:09:56,714 INFO L158 Benchmark]: Boogie Preprocessor took 55.99ms. Allocated memory is still 94.4MB. Free memory was 49.6MB in the beginning and 47.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 17:09:56,715 INFO L158 Benchmark]: RCFGBuilder took 495.21ms. Allocated memory is still 94.4MB. Free memory was 47.1MB in the beginning and 54.9MB in the end (delta: -7.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 17:09:56,716 INFO L158 Benchmark]: TraceAbstraction took 1254.12ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 54.5MB in the beginning and 65.1MB in the end (delta: -10.6MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2024-11-08 17:09:56,716 INFO L158 Benchmark]: Witness Printer took 6.15ms. Allocated memory is still 113.2MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:09:56,720 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.50ms. Allocated memory is still 73.4MB. Free memory was 49.2MB in the beginning and 49.1MB in the end (delta: 103.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1667.27ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 45.3MB in the beginning and 53.0MB in the end (delta: -7.7MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.95ms. Allocated memory is still 94.4MB. Free memory was 53.0MB in the beginning and 49.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.99ms. Allocated memory is still 94.4MB. Free memory was 49.6MB in the beginning and 47.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 495.21ms. Allocated memory is still 94.4MB. Free memory was 47.1MB in the beginning and 54.9MB in the end (delta: -7.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1254.12ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 54.5MB in the beginning and 65.1MB in the end (delta: -10.6MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Witness Printer took 6.15ms. Allocated memory is still 113.2MB. Free memory is still 65.1MB. 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: 1571]: 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 1561. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1561] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] CALL CWE190_Integer_Overflow__int_max_multiply_66_bad() [L1551] int data; [L1552] int dataArray[5]; [L1553] data = 0 [L1554] data = 0x7fffffff [L1555] dataArray[2] = data [L1556] CALL CWE190_Integer_Overflow__int_max_multiply_66b_badSink(dataArray) [L1568] EXPR dataArray[2] [L1568] int data = dataArray[2]; [L1569] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1571]: 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, 21 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 32 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 17 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 11 SizeOfPredicates, 0 NumberOfNonLiveVariables, 58 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 17:09:56,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd8179-c38a-42f5-accd-61e9921b347a/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample