./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_63_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_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/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_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/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_1cc15198-9c36-4588-b4fb-14b107cdd0cd/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 95f4ab1512c95e3da19a9594271f58b8d4cb0def9d1be37604e26a18ea64f07c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:00:29,134 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:00:29,231 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-08 19:00:29,238 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:00:29,240 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 19:00:29,281 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:00:29,282 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 19:00:29,282 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 19:00:29,283 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 19:00:29,284 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 19:00:29,285 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:00:29,285 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 19:00:29,286 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:00:29,288 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:00:29,289 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 19:00:29,289 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:00:29,290 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:00:29,290 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:00:29,291 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:00:29,291 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:00:29,291 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:00:29,292 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:00:29,293 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:00:29,297 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:00:29,297 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:00:29,298 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:00:29,298 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:00:29,299 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:00:29,299 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 19:00:29,299 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 19:00:29,300 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 19:00:29,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:00:29,301 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:00:29,301 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:00:29,302 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:00:29,302 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 19:00:29,317 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:00:29,318 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 19:00:29,318 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 19:00:29,318 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 19:00:29,318 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 19:00:29,319 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_1cc15198-9c36-4588-b4fb-14b107cdd0cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95f4ab1512c95e3da19a9594271f58b8d4cb0def9d1be37604e26a18ea64f07c [2024-11-08 19:00:29,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:00:29,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:00:29,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:00:29,635 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:00:29,636 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:00:29,637 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_63_bad.i Unable to find full path for "g++" [2024-11-08 19:00:31,682 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:00:32,016 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:00:32,016 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_63_bad.i [2024-11-08 19:00:32,047 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/data/85b6e7961/f6472a4d73bb422088e4db4940b6da1d/FLAG2f65d44f1 [2024-11-08 19:00:32,067 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/data/85b6e7961/f6472a4d73bb422088e4db4940b6da1d [2024-11-08 19:00:32,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:00:32,073 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:00:32,074 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:00:32,074 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:00:32,082 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:00:32,083 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:00:32" (1/1) ... [2024-11-08 19:00:32,084 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f0fdd89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:32, skipping insertion in model container [2024-11-08 19:00:32,085 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:00:32" (1/1) ... [2024-11-08 19:00:32,170 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:00:33,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:00:33,188 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:00:33,302 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:00:33,524 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:00:33,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:33 WrapperNode [2024-11-08 19:00:33,525 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:00:33,526 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:00:33,526 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:00:33,526 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:00:33,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:33" (1/1) ... [2024-11-08 19:00:33,571 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:33" (1/1) ... [2024-11-08 19:00:33,612 INFO L138 Inliner]: procedures = 498, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 103 [2024-11-08 19:00:33,612 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:00:33,613 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:00:33,613 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:00:33,613 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:00:33,626 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:33" (1/1) ... [2024-11-08 19:00:33,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:33" (1/1) ... [2024-11-08 19:00:33,632 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:33" (1/1) ... [2024-11-08 19:00:33,657 INFO L175 MemorySlicer]: Split 3 memory accesses to 1 slices as follows [3]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 2 writes are split as follows [2]. [2024-11-08 19:00:33,664 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:33" (1/1) ... [2024-11-08 19:00:33,664 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:33" (1/1) ... [2024-11-08 19:00:33,673 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:33" (1/1) ... [2024-11-08 19:00:33,675 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:33" (1/1) ... [2024-11-08 19:00:33,681 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:33" (1/1) ... [2024-11-08 19:00:33,683 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:33" (1/1) ... [2024-11-08 19:00:33,685 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:00:33,689 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:00:33,689 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:00:33,690 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:00:33,693 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:33" (1/1) ... [2024-11-08 19:00:33,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:00:33,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:00:33,730 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 19:00:33,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 19:00:33,766 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:00:33,767 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:00:33,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:00:33,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 19:00:33,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:00:33,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:00:33,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:00:33,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:00:33,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 19:00:33,927 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:00:33,929 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:00:34,158 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-08 19:00:34,158 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:00:34,174 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:00:34,174 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:00:34,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:00:34 BoogieIcfgContainer [2024-11-08 19:00:34,175 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:00:34,181 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 19:00:34,181 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 19:00:34,186 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 19:00:34,187 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 07:00:32" (1/3) ... [2024-11-08 19:00:34,188 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53f2699 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:00:34, skipping insertion in model container [2024-11-08 19:00:34,188 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:33" (2/3) ... [2024-11-08 19:00:34,188 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53f2699 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:00:34, skipping insertion in model container [2024-11-08 19:00:34,189 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:00:34" (3/3) ... [2024-11-08 19:00:34,190 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_add_63_bad.i [2024-11-08 19:00:34,207 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 19:00:34,207 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 19:00:34,268 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 19:00:34,277 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;@34dcba47, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 19:00:34,278 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 19:00:34,287 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 19:00:34,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 19:00:34,297 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:34,298 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:34,299 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 19:00:34,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:34,309 INFO L85 PathProgramCache]: Analyzing trace with hash 1664946168, now seen corresponding path program 1 times [2024-11-08 19:00:34,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:34,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666342179] [2024-11-08 19:00:34,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:34,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:34,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:35,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 19:00:35,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:35,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:00:35,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:35,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666342179] [2024-11-08 19:00:35,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666342179] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:35,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:35,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 19:00:35,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756234897] [2024-11-08 19:00:35,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:35,055 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 19:00:35,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:35,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 19:00:35,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 19:00:35,082 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 19:00:35,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:35,114 INFO L93 Difference]: Finished difference Result 42 states and 56 transitions. [2024-11-08 19:00:35,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 19:00:35,117 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 19:00:35,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:35,125 INFO L225 Difference]: With dead ends: 42 [2024-11-08 19:00:35,126 INFO L226 Difference]: Without dead ends: 33 [2024-11-08 19:00:35,129 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 19:00:35,132 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 19:00:35,134 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 19:00:35,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2024-11-08 19:00:35,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2024-11-08 19:00:35,170 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 19:00:35,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2024-11-08 19:00:35,172 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 15 [2024-11-08 19:00:35,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:35,173 INFO L471 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2024-11-08 19:00:35,173 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 19:00:35,174 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2024-11-08 19:00:35,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 19:00:35,175 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:35,175 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:35,175 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 19:00:35,175 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 19:00:35,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:35,176 INFO L85 PathProgramCache]: Analyzing trace with hash 73723781, now seen corresponding path program 1 times [2024-11-08 19:00:35,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:35,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709053912] [2024-11-08 19:00:35,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:35,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:35,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 19:00:35,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:35,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:00:35,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:35,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709053912] [2024-11-08 19:00:35,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709053912] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:35,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:35,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 19:00:35,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185254392] [2024-11-08 19:00:35,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:35,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 19:00:35,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:35,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 19:00:35,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 19:00:35,538 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 19:00:35,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:35,611 INFO L93 Difference]: Finished difference Result 38 states and 50 transitions. [2024-11-08 19:00:35,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 19:00:35,611 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 19:00:35,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:35,612 INFO L225 Difference]: With dead ends: 38 [2024-11-08 19:00:35,612 INFO L226 Difference]: Without dead ends: 33 [2024-11-08 19:00:35,613 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 19:00:35,614 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 19:00:35,616 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 19:00:35,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2024-11-08 19:00:35,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2024-11-08 19:00:35,623 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 19:00:35,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 44 transitions. [2024-11-08 19:00:35,624 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 44 transitions. Word has length 16 [2024-11-08 19:00:35,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:35,624 INFO L471 AbstractCegarLoop]: Abstraction has 33 states and 44 transitions. [2024-11-08 19:00:35,625 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 19:00:35,625 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 44 transitions. [2024-11-08 19:00:35,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 19:00:35,625 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:35,625 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:35,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 19:00:35,626 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 19:00:35,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:35,629 INFO L85 PathProgramCache]: Analyzing trace with hash 2076872683, now seen corresponding path program 1 times [2024-11-08 19:00:35,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:35,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540842150] [2024-11-08 19:00:35,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:35,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:00:35,662 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:00:35,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:00:35,709 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 19:00:35,710 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 19:00:35,712 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 19:00:35,715 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 19:00:35,716 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 19:00:35,719 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-08 19:00:35,750 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 19:00:35,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 07:00:35 BoogieIcfgContainer [2024-11-08 19:00:35,759 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 19:00:35,759 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:00:35,760 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:00:35,760 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:00:35,760 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:00:34" (3/4) ... [2024-11-08 19:00:35,765 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:00:35,768 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:00:35,769 INFO L158 Benchmark]: Toolchain (without parser) took 3696.54ms. Allocated memory was 155.2MB in the beginning and 220.2MB in the end (delta: 65.0MB). Free memory was 108.4MB in the beginning and 130.3MB in the end (delta: -21.9MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-08 19:00:35,770 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 155.2MB. Free memory is still 121.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:00:35,771 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1451.02ms. Allocated memory was 155.2MB in the beginning and 220.2MB in the end (delta: 65.0MB). Free memory was 108.2MB in the beginning and 182.4MB in the end (delta: -74.2MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. [2024-11-08 19:00:35,773 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.47ms. Allocated memory is still 220.2MB. Free memory was 182.4MB in the beginning and 178.5MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:00:35,773 INFO L158 Benchmark]: Boogie Preprocessor took 75.73ms. Allocated memory is still 220.2MB. Free memory was 178.5MB in the beginning and 176.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:00:35,773 INFO L158 Benchmark]: RCFGBuilder took 485.71ms. Allocated memory is still 220.2MB. Free memory was 176.4MB in the beginning and 158.6MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 19:00:35,774 INFO L158 Benchmark]: TraceAbstraction took 1577.73ms. Allocated memory is still 220.2MB. Free memory was 158.6MB in the beginning and 131.3MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 19:00:35,774 INFO L158 Benchmark]: Witness Printer took 9.25ms. Allocated memory is still 220.2MB. Free memory was 131.3MB in the beginning and 130.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:00:35,781 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 155.2MB. Free memory is still 121.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1451.02ms. Allocated memory was 155.2MB in the beginning and 220.2MB in the end (delta: 65.0MB). Free memory was 108.2MB in the beginning and 182.4MB in the end (delta: -74.2MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.47ms. Allocated memory is still 220.2MB. Free memory was 182.4MB in the beginning and 178.5MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.73ms. Allocated memory is still 220.2MB. Free memory was 178.5MB in the beginning and 176.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 485.71ms. Allocated memory is still 220.2MB. Free memory was 176.4MB in the beginning and 158.6MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1577.73ms. Allocated memory is still 220.2MB. Free memory was 158.6MB in the beginning and 131.3MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 9.25ms. Allocated memory is still 220.2MB. Free memory was 131.3MB in the beginning and 130.3MB 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: 1568]: 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 1559. 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] [L1559] 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) [L1559] 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] [L1560] CALL CWE190_Integer_Overflow__int_rand_add_63_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_add_63b_badSink(&data) [L1566] EXPR \read(*dataPtr) [L1566] int data = *dataPtr; [L1568] data + 1 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: 1568]: 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: 1.5s, 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, 0.9s 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 19:00:35,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/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_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/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_1cc15198-9c36-4588-b4fb-14b107cdd0cd/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 95f4ab1512c95e3da19a9594271f58b8d4cb0def9d1be37604e26a18ea64f07c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:00:38,159 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:00:38,259 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-08 19:00:38,268 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:00:38,268 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 19:00:38,269 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-08 19:00:38,306 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:00:38,308 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 19:00:38,308 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 19:00:38,310 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 19:00:38,311 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 19:00:38,311 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:00:38,311 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 19:00:38,312 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:00:38,312 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:00:38,313 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 19:00:38,313 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:00:38,313 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:00:38,314 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:00:38,314 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:00:38,314 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:00:38,320 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:00:38,320 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:00:38,320 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:00:38,321 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:00:38,321 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:00:38,321 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:00:38,322 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:00:38,322 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:00:38,322 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:00:38,322 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:00:38,323 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 19:00:38,323 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 19:00:38,323 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 19:00:38,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:00:38,325 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:00:38,326 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:00:38,326 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:00:38,326 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 19:00:38,326 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:00:38,326 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 19:00:38,327 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 19:00:38,328 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 19:00:38,328 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 19:00:38,339 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_1cc15198-9c36-4588-b4fb-14b107cdd0cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95f4ab1512c95e3da19a9594271f58b8d4cb0def9d1be37604e26a18ea64f07c [2024-11-08 19:00:38,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:00:38,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:00:38,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:00:38,770 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:00:38,770 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:00:38,771 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_63_bad.i Unable to find full path for "g++" [2024-11-08 19:00:40,971 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:00:41,359 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:00:41,360 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_63_bad.i [2024-11-08 19:00:41,397 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/data/b39c9161e/3dddcb2ba28a455aad09ca993bfbe0ce/FLAG1041d1732 [2024-11-08 19:00:41,421 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/data/b39c9161e/3dddcb2ba28a455aad09ca993bfbe0ce [2024-11-08 19:00:41,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:00:41,427 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:00:41,428 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:00:41,430 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:00:41,435 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:00:41,436 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:00:41" (1/1) ... [2024-11-08 19:00:41,437 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@222cc9e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:41, skipping insertion in model container [2024-11-08 19:00:41,439 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:00:41" (1/1) ... [2024-11-08 19:00:41,508 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:00:42,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:00:42,611 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:00:42,732 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:00:42,867 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:00:42,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:42 WrapperNode [2024-11-08 19:00:42,868 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:00:42,870 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:00:42,870 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:00:42,870 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:00:42,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:42" (1/1) ... [2024-11-08 19:00:42,904 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:42" (1/1) ... [2024-11-08 19:00:42,927 INFO L138 Inliner]: procedures = 503, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 63 [2024-11-08 19:00:42,928 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:00:42,929 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:00:42,929 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:00:42,929 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:00:42,940 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:42" (1/1) ... [2024-11-08 19:00:42,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:42" (1/1) ... [2024-11-08 19:00:42,944 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:42" (1/1) ... [2024-11-08 19:00:42,959 INFO L175 MemorySlicer]: Split 3 memory accesses to 1 slices as follows [3]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 2 writes are split as follows [2]. [2024-11-08 19:00:42,959 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:42" (1/1) ... [2024-11-08 19:00:42,959 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:42" (1/1) ... [2024-11-08 19:00:42,968 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:42" (1/1) ... [2024-11-08 19:00:42,970 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:42" (1/1) ... [2024-11-08 19:00:42,972 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:42" (1/1) ... [2024-11-08 19:00:42,974 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:42" (1/1) ... [2024-11-08 19:00:42,978 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:00:42,979 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:00:42,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:00:42,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:00:42,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:42" (1/1) ... [2024-11-08 19:00:42,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:00:43,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:00:43,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 19:00:43,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 19:00:43,046 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:00:43,047 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:00:43,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:00:43,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:00:43,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:00:43,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:00:43,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-08 19:00:43,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:00:43,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-08 19:00:43,281 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:00:43,283 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:00:43,438 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-08 19:00:43,438 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:00:43,449 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:00:43,450 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:00:43,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:00:43 BoogieIcfgContainer [2024-11-08 19:00:43,450 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:00:43,452 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 19:00:43,453 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 19:00:43,456 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 19:00:43,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 07:00:41" (1/3) ... [2024-11-08 19:00:43,457 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4eb12aad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:00:43, skipping insertion in model container [2024-11-08 19:00:43,457 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:42" (2/3) ... [2024-11-08 19:00:43,458 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4eb12aad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:00:43, skipping insertion in model container [2024-11-08 19:00:43,458 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:00:43" (3/3) ... [2024-11-08 19:00:43,459 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_add_63_bad.i [2024-11-08 19:00:43,477 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 19:00:43,478 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 19:00:43,537 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 19:00:43,544 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;@3e700244, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 19:00:43,544 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 19:00:43,548 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 19:00:43,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 19:00:43,557 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:43,558 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:43,560 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 19:00:43,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:43,567 INFO L85 PathProgramCache]: Analyzing trace with hash 733378214, now seen corresponding path program 1 times [2024-11-08 19:00:43,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:00:43,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1251931003] [2024-11-08 19:00:43,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:43,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:00:43,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:00:43,586 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:00:43,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 19:00:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:43,788 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 19:00:43,793 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:00:43,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:00:43,820 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:00:43,821 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:00:43,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1251931003] [2024-11-08 19:00:43,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1251931003] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:43,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:43,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-08 19:00:43,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146651908] [2024-11-08 19:00:43,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:43,830 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 19:00:43,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:00:43,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 19:00:43,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 19:00:43,859 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 19:00:43,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:43,877 INFO L93 Difference]: Finished difference Result 22 states and 24 transitions. [2024-11-08 19:00:43,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 19:00:43,879 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 19:00:43,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:43,886 INFO L225 Difference]: With dead ends: 22 [2024-11-08 19:00:43,887 INFO L226 Difference]: Without dead ends: 13 [2024-11-08 19:00:43,890 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 19:00:43,896 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 19:00:43,897 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 19:00:43,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2024-11-08 19:00:43,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2024-11-08 19:00:43,931 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 19:00:43,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2024-11-08 19:00:43,934 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 11 [2024-11-08 19:00:43,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:43,935 INFO L471 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2024-11-08 19:00:43,935 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 19:00:43,936 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-08 19:00:43,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 19:00:43,938 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:43,938 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:43,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 19:00:44,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:00:44,139 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 19:00:44,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:44,140 INFO L85 PathProgramCache]: Analyzing trace with hash 1259888207, now seen corresponding path program 1 times [2024-11-08 19:00:44,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:00:44,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [307576208] [2024-11-08 19:00:44,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:44,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:00:44,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:00:44,144 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:00:44,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 19:00:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:00:44,314 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:00:44,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:00:44,427 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-08 19:00:44,428 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 19:00:44,430 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 19:00:44,432 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 19:00:44,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-08 19:00:44,633 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:00:44,636 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-08 19:00:44,665 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 19:00:44,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 07:00:44 BoogieIcfgContainer [2024-11-08 19:00:44,670 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 19:00:44,671 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:00:44,671 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:00:44,671 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:00:44,671 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:00:43" (3/4) ... [2024-11-08 19:00:44,674 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:00:44,675 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:00:44,676 INFO L158 Benchmark]: Toolchain (without parser) took 3250.41ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 55.8MB in the beginning and 63.7MB in the end (delta: -7.9MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2024-11-08 19:00:44,677 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 55.3MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:00:44,677 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1440.43ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 55.6MB in the beginning and 52.6MB in the end (delta: 3.0MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2024-11-08 19:00:44,678 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.74ms. Allocated memory is still 100.7MB. Free memory was 52.6MB in the beginning and 49.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:00:44,678 INFO L158 Benchmark]: Boogie Preprocessor took 49.08ms. Allocated memory is still 100.7MB. Free memory was 49.4MB in the beginning and 46.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:00:44,679 INFO L158 Benchmark]: RCFGBuilder took 471.93ms. Allocated memory is still 100.7MB. Free memory was 46.8MB in the beginning and 64.1MB in the end (delta: -17.3MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2024-11-08 19:00:44,680 INFO L158 Benchmark]: TraceAbstraction took 1217.46ms. Allocated memory is still 100.7MB. Free memory was 63.5MB in the beginning and 63.7MB in the end (delta: -206.5kB). Peak memory consumption was 896.3kB. Max. memory is 16.1GB. [2024-11-08 19:00:44,680 INFO L158 Benchmark]: Witness Printer took 4.83ms. Allocated memory is still 100.7MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:00:44,683 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 55.3MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1440.43ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 55.6MB in the beginning and 52.6MB in the end (delta: 3.0MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.74ms. Allocated memory is still 100.7MB. Free memory was 52.6MB in the beginning and 49.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.08ms. Allocated memory is still 100.7MB. Free memory was 49.4MB in the beginning and 46.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 471.93ms. Allocated memory is still 100.7MB. Free memory was 46.8MB in the beginning and 64.1MB in the end (delta: -17.3MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1217.46ms. Allocated memory is still 100.7MB. Free memory was 63.5MB in the beginning and 63.7MB in the end (delta: -206.5kB). Peak memory consumption was 896.3kB. Max. memory is 16.1GB. * Witness Printer took 4.83ms. Allocated memory is still 100.7MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1568]: 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 1559. 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] [L1559] 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) [L1559] 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] [L1560] CALL CWE190_Integer_Overflow__int_rand_add_63_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_add_63b_badSink(&data) [L1566] EXPR \read(*dataPtr) [L1566] int data = *dataPtr; [L1568] data + 1 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: 1568]: 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: 1.1s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 75 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 19:00:44,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cc15198-9c36-4588-b4fb-14b107cdd0cd/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