./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_14_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/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_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_14_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/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_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/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 44965c5977815c8fa40d2761985e5995f728380d5ba83bccfd4df0a41bd581d3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:24:28,159 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:24:28,269 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-08 18:24:28,274 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:24:28,274 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:24:28,295 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:24:28,296 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:24:28,296 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:24:28,297 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:24:28,297 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:24:28,298 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:24:28,298 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:24:28,299 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:24:28,299 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:24:28,300 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:24:28,300 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:24:28,301 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:24:28,301 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:24:28,302 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:24:28,302 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:24:28,303 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:24:28,303 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:24:28,304 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:24:28,304 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 18:24:28,304 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 18:24:28,305 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:24:28,305 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:24:28,306 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:24:28,306 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:24:28,306 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:24:28,307 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:24:28,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:24:28,308 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:24:28,308 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:24:28,309 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:24:28,309 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:24:28,309 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:24:28,310 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:24:28,310 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:24:28,310 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:24:28,311 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:24:28,311 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_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44965c5977815c8fa40d2761985e5995f728380d5ba83bccfd4df0a41bd581d3 [2024-11-08 18:24:28,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:24:28,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:24:28,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:24:28,680 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:24:28,681 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:24:28,682 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_14_bad.i Unable to find full path for "g++" [2024-11-08 18:24:30,715 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:24:31,078 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:24:31,079 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_14_bad.i [2024-11-08 18:24:31,104 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/data/cfa13ea9f/c130aa71df584cd39b1b79fc66c55331/FLAGf77d40443 [2024-11-08 18:24:31,129 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/data/cfa13ea9f/c130aa71df584cd39b1b79fc66c55331 [2024-11-08 18:24:31,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:24:31,135 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:24:31,137 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:24:31,137 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:24:31,145 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:24:31,148 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:24:31" (1/1) ... [2024-11-08 18:24:31,149 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6be14206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:31, skipping insertion in model container [2024-11-08 18:24:31,150 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:24:31" (1/1) ... [2024-11-08 18:24:31,218 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:24:32,360 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:24:32,370 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:24:32,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:24:32,628 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:24:32,629 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:32 WrapperNode [2024-11-08 18:24:32,629 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:24:32,630 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:24:32,630 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:24:32,631 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:24:32,640 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:32" (1/1) ... [2024-11-08 18:24:32,680 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:32" (1/1) ... [2024-11-08 18:24:32,718 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-08 18:24:32,719 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:24:32,720 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:24:32,720 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:24:32,720 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:24:32,755 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:32" (1/1) ... [2024-11-08 18:24:32,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:32" (1/1) ... [2024-11-08 18:24:32,762 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:32" (1/1) ... [2024-11-08 18:24:32,798 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-08 18:24:32,805 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:32" (1/1) ... [2024-11-08 18:24:32,806 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:32" (1/1) ... [2024-11-08 18:24:32,810 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:32" (1/1) ... [2024-11-08 18:24:32,815 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:32" (1/1) ... [2024-11-08 18:24:32,816 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:32" (1/1) ... [2024-11-08 18:24:32,820 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:32" (1/1) ... [2024-11-08 18:24:32,823 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:24:32,824 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:24:32,824 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:24:32,824 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:24:32,839 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:32" (1/1) ... [2024-11-08 18:24:32,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:24:32,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:24:32,899 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:24:32,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:24:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 18:24:32,931 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 18:24:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:24:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:24:32,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:24:33,088 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:24:33,090 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:24:33,206 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 18:24:33,206 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:24:33,223 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:24:33,223 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 18:24:33,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:24:33 BoogieIcfgContainer [2024-11-08 18:24:33,224 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:24:33,230 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:24:33,231 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:24:33,236 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:24:33,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:24:31" (1/3) ... [2024-11-08 18:24:33,238 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51aeeed9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:24:33, skipping insertion in model container [2024-11-08 18:24:33,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:32" (2/3) ... [2024-11-08 18:24:33,238 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51aeeed9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:24:33, skipping insertion in model container [2024-11-08 18:24:33,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:24:33" (3/3) ... [2024-11-08 18:24:33,240 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_multiply_14_bad.i [2024-11-08 18:24:33,259 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:24:33,259 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 18:24:33,330 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:24:33,336 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;@2b796ce2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:24:33,336 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 18:24:33,341 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 16 states have (on average 1.375) internal successors, (22), 18 states have internal predecessors, (22), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 18:24:33,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 18:24:33,349 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:24:33,350 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:24:33,351 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 18:24:33,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:24:33,358 INFO L85 PathProgramCache]: Analyzing trace with hash -83184607, now seen corresponding path program 1 times [2024-11-08 18:24:33,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:24:33,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968177023] [2024-11-08 18:24:33,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:24:33,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:24:33,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:33,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:24:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:33,807 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 18:24:33,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:24:33,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968177023] [2024-11-08 18:24:33,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968177023] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:24:33,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:24:33,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:24:33,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137083386] [2024-11-08 18:24:33,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:24:33,817 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:24:33,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:24:33,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:24:33,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:24:33,844 INFO L87 Difference]: Start difference. First operand has 22 states, 16 states have (on average 1.375) internal successors, (22), 18 states have internal predecessors, (22), 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, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 18:24:33,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:24:33,872 INFO L93 Difference]: Finished difference Result 39 states and 45 transitions. [2024-11-08 18:24:33,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:24:33,878 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2024-11-08 18:24:33,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:24:33,884 INFO L225 Difference]: With dead ends: 39 [2024-11-08 18:24:33,884 INFO L226 Difference]: Without dead ends: 15 [2024-11-08 18:24:33,887 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 18:24:33,890 INFO L432 NwaCegarLoop]: 22 mSDtfsCounter, 20 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:24:33,892 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 22 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:24:33,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2024-11-08 18:24:33,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2024-11-08 18:24:33,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 12 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 18:24:33,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-11-08 18:24:33,932 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 12 [2024-11-08 18:24:33,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:24:33,933 INFO L471 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2024-11-08 18:24:33,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 18:24:33,934 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-11-08 18:24:33,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 18:24:33,934 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:24:33,935 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:24:33,935 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:24:33,935 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 18:24:33,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:24:33,936 INFO L85 PathProgramCache]: Analyzing trace with hash -83244189, now seen corresponding path program 1 times [2024-11-08 18:24:33,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:24:33,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297625143] [2024-11-08 18:24:33,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:24:33,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:24:33,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:34,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:24:34,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:34,038 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 18:24:34,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:24:34,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297625143] [2024-11-08 18:24:34,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297625143] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:24:34,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:24:34,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:24:34,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615700611] [2024-11-08 18:24:34,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:24:34,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:24:34,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:24:34,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:24:34,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:24:34,043 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 18:24:34,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:24:34,056 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2024-11-08 18:24:34,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:24:34,057 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2024-11-08 18:24:34,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:24:34,058 INFO L225 Difference]: With dead ends: 15 [2024-11-08 18:24:34,058 INFO L226 Difference]: Without dead ends: 14 [2024-11-08 18:24:34,058 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 18:24:34,060 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 1 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:24:34,061 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 19 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:24:34,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2024-11-08 18:24:34,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2024-11-08 18:24:34,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 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 18:24:34,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-11-08 18:24:34,069 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 12 [2024-11-08 18:24:34,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:24:34,069 INFO L471 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2024-11-08 18:24:34,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 18:24:34,070 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-11-08 18:24:34,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 18:24:34,070 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:24:34,071 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:24:34,071 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 18:24:34,071 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 18:24:34,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:24:34,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1714397495, now seen corresponding path program 1 times [2024-11-08 18:24:34,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:24:34,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737232087] [2024-11-08 18:24:34,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:24:34,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:24:34,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:24:34,120 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:24:34,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:24:34,162 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 18:24:34,163 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 18:24:34,164 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 18:24:34,167 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 18:24:34,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 18:24:34,171 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-08 18:24:34,197 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 18:24:34,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:24:34 BoogieIcfgContainer [2024-11-08 18:24:34,203 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 18:24:34,204 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 18:24:34,205 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 18:24:34,205 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 18:24:34,206 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:24:33" (3/4) ... [2024-11-08 18:24:34,209 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 18:24:34,211 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 18:24:34,212 INFO L158 Benchmark]: Toolchain (without parser) took 3077.01ms. Allocated memory is still 163.6MB. Free memory was 127.0MB in the beginning and 78.4MB in the end (delta: 48.6MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2024-11-08 18:24:34,214 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 119.5MB. Free memory is still 89.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:24:34,214 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1492.79ms. Allocated memory is still 163.6MB. Free memory was 127.0MB in the beginning and 77.2MB in the end (delta: 49.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-08 18:24:34,216 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.88ms. Allocated memory is still 163.6MB. Free memory was 77.2MB in the beginning and 74.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 18:24:34,221 INFO L158 Benchmark]: Boogie Preprocessor took 103.21ms. Allocated memory is still 163.6MB. Free memory was 74.4MB in the beginning and 130.8MB in the end (delta: -56.4MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2024-11-08 18:24:34,221 INFO L158 Benchmark]: RCFGBuilder took 400.58ms. Allocated memory is still 163.6MB. Free memory was 130.8MB in the beginning and 118.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 18:24:34,222 INFO L158 Benchmark]: TraceAbstraction took 973.18ms. Allocated memory is still 163.6MB. Free memory was 118.2MB in the beginning and 78.4MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-11-08 18:24:34,222 INFO L158 Benchmark]: Witness Printer took 6.51ms. Allocated memory is still 163.6MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:24:34,229 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 119.5MB. Free memory is still 89.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1492.79ms. Allocated memory is still 163.6MB. Free memory was 127.0MB in the beginning and 77.2MB in the end (delta: 49.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.88ms. Allocated memory is still 163.6MB. Free memory was 77.2MB in the beginning and 74.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.21ms. Allocated memory is still 163.6MB. Free memory was 74.4MB in the beginning and 130.8MB in the end (delta: -56.4MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * RCFGBuilder took 400.58ms. Allocated memory is still 163.6MB. Free memory was 130.8MB in the beginning and 118.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 973.18ms. Allocated memory is still 163.6MB. Free memory was 118.2MB in the beginning and 78.4MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Witness Printer took 6.51ms. Allocated memory is still 163.6MB. Free memory is still 78.4MB. 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: 1560]: 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 1568. 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] [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_max_multiply_14_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalFive==5 [L1554] data = 0x7fffffff VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE globalFive==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1560]: 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: 0.9s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 21 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 21 mSDsluCounter, 41 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 33 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, InterpolantAutomatonStates: 6, 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, 0.3s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 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 18:24:34,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/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_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_14_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/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_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/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 44965c5977815c8fa40d2761985e5995f728380d5ba83bccfd4df0a41bd581d3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:24:37,030 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:24:37,155 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-08 18:24:37,162 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:24:37,164 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:24:37,165 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-08 18:24:37,208 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:24:37,210 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:24:37,211 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:24:37,213 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:24:37,213 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:24:37,214 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:24:37,214 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:24:37,215 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:24:37,217 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:24:37,218 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:24:37,218 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:24:37,219 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:24:37,219 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:24:37,219 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:24:37,220 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:24:37,224 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:24:37,225 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 18:24:37,225 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 18:24:37,225 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:24:37,225 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 18:24:37,226 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 18:24:37,226 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 18:24:37,226 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:24:37,226 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:24:37,227 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:24:37,227 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:24:37,227 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:24:37,228 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:24:37,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:24:37,229 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:24:37,229 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:24:37,230 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:24:37,231 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 18:24:37,231 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 18:24:37,231 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:24:37,232 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:24:37,232 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:24:37,232 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:24:37,233 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_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44965c5977815c8fa40d2761985e5995f728380d5ba83bccfd4df0a41bd581d3 [2024-11-08 18:24:37,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:24:37,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:24:37,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:24:37,770 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:24:37,771 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:24:37,773 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_14_bad.i Unable to find full path for "g++" [2024-11-08 18:24:40,149 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:24:40,686 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:24:40,689 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_14_bad.i [2024-11-08 18:24:40,731 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/data/6b2a44f98/66e8a6bd94124d87bcf93986bd18e6d7/FLAGad6f993c0 [2024-11-08 18:24:40,753 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/data/6b2a44f98/66e8a6bd94124d87bcf93986bd18e6d7 [2024-11-08 18:24:40,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:24:40,758 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:24:40,762 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:24:40,763 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:24:40,770 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:24:40,771 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:24:40" (1/1) ... [2024-11-08 18:24:40,773 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34fbfb4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:40, skipping insertion in model container [2024-11-08 18:24:40,776 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:24:40" (1/1) ... [2024-11-08 18:24:40,882 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:24:42,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:24:42,314 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:24:42,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:24:42,708 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:24:42,709 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:42 WrapperNode [2024-11-08 18:24:42,718 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:24:42,719 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:24:42,720 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:24:42,720 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:24:42,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:42" (1/1) ... [2024-11-08 18:24:42,778 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:42" (1/1) ... [2024-11-08 18:24:42,813 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-08 18:24:42,814 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:24:42,815 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:24:42,815 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:24:42,815 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:24:42,830 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:42" (1/1) ... [2024-11-08 18:24:42,830 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:42" (1/1) ... [2024-11-08 18:24:42,834 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:42" (1/1) ... [2024-11-08 18:24:42,851 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-08 18:24:42,854 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:42" (1/1) ... [2024-11-08 18:24:42,855 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:42" (1/1) ... [2024-11-08 18:24:42,869 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:42" (1/1) ... [2024-11-08 18:24:42,876 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:42" (1/1) ... [2024-11-08 18:24:42,879 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:42" (1/1) ... [2024-11-08 18:24:42,884 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:42" (1/1) ... [2024-11-08 18:24:42,892 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:24:42,893 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:24:42,893 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:24:42,893 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:24:42,894 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:42" (1/1) ... [2024-11-08 18:24:42,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:24:42,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:24:42,940 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:24:42,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:24:42,978 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 18:24:42,978 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 18:24:42,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:24:42,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:24:42,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:24:43,194 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:24:43,197 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:24:43,389 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 18:24:43,389 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:24:43,405 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:24:43,406 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 18:24:43,407 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:24:43 BoogieIcfgContainer [2024-11-08 18:24:43,407 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:24:43,409 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:24:43,410 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:24:43,413 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:24:43,414 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:24:40" (1/3) ... [2024-11-08 18:24:43,415 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e61ba0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:24:43, skipping insertion in model container [2024-11-08 18:24:43,416 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:42" (2/3) ... [2024-11-08 18:24:43,417 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e61ba0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:24:43, skipping insertion in model container [2024-11-08 18:24:43,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:24:43" (3/3) ... [2024-11-08 18:24:43,419 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_multiply_14_bad.i [2024-11-08 18:24:43,442 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:24:43,442 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 18:24:43,537 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:24:43,548 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;@722f92c2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:24:43,549 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 18:24:43,554 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 16 states have (on average 1.375) internal successors, (22), 18 states have internal predecessors, (22), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 18:24:43,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 18:24:43,568 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:24:43,570 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:24:43,570 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 18:24:43,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:24:43,578 INFO L85 PathProgramCache]: Analyzing trace with hash -83184607, now seen corresponding path program 1 times [2024-11-08 18:24:43,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:24:43,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1510514812] [2024-11-08 18:24:43,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:24:43,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:24:43,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:24:43,593 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:24:43,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 18:24:43,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:43,754 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 18:24:43,760 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:24:43,837 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 18:24:43,837 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:24:43,838 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:24:43,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1510514812] [2024-11-08 18:24:43,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1510514812] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:24:43,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:24:43,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:24:43,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011298769] [2024-11-08 18:24:43,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:24:43,852 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:24:43,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:24:43,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:24:43,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:24:43,902 INFO L87 Difference]: Start difference. First operand has 22 states, 16 states have (on average 1.375) internal successors, (22), 18 states have internal predecessors, (22), 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, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 18:24:43,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:24:43,937 INFO L93 Difference]: Finished difference Result 39 states and 45 transitions. [2024-11-08 18:24:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:24:43,941 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2024-11-08 18:24:43,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:24:43,949 INFO L225 Difference]: With dead ends: 39 [2024-11-08 18:24:43,949 INFO L226 Difference]: Without dead ends: 15 [2024-11-08 18:24:43,952 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 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 18:24:43,957 INFO L432 NwaCegarLoop]: 22 mSDtfsCounter, 16 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:24:43,958 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 22 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:24:43,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2024-11-08 18:24:43,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2024-11-08 18:24:43,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 12 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 18:24:43,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-11-08 18:24:43,998 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 12 [2024-11-08 18:24:43,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:24:43,999 INFO L471 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2024-11-08 18:24:44,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 18:24:44,000 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-11-08 18:24:44,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 18:24:44,001 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:24:44,001 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:24:44,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 18:24:44,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:24:44,202 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 18:24:44,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:24:44,203 INFO L85 PathProgramCache]: Analyzing trace with hash -83244189, now seen corresponding path program 1 times [2024-11-08 18:24:44,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:24:44,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1564054692] [2024-11-08 18:24:44,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:24:44,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:24:44,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:24:44,208 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:24:44,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 18:24:44,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:44,301 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 18:24:44,304 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:24:44,320 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 18:24:44,321 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:24:44,321 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:24:44,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1564054692] [2024-11-08 18:24:44,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1564054692] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:24:44,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:24:44,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:24:44,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960385946] [2024-11-08 18:24:44,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:24:44,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:24:44,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:24:44,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:24:44,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:24:44,326 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 18:24:44,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:24:44,346 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2024-11-08 18:24:44,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:24:44,347 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2024-11-08 18:24:44,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:24:44,348 INFO L225 Difference]: With dead ends: 15 [2024-11-08 18:24:44,348 INFO L226 Difference]: Without dead ends: 14 [2024-11-08 18:24:44,349 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 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 18:24:44,350 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 2 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:24:44,351 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 19 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:24:44,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2024-11-08 18:24:44,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2024-11-08 18:24:44,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 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 18:24:44,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-11-08 18:24:44,356 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 12 [2024-11-08 18:24:44,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:24:44,357 INFO L471 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2024-11-08 18:24:44,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 18:24:44,357 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-11-08 18:24:44,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 18:24:44,358 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:24:44,358 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:24:44,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 18:24:44,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:24:44,559 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 18:24:44,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:24:44,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1714397495, now seen corresponding path program 1 times [2024-11-08 18:24:44,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:24:44,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1510639815] [2024-11-08 18:24:44,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:24:44,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:24:44,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:24:44,563 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:24:44,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-08 18:24:44,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:24:44,693 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:24:44,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:24:44,769 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-08 18:24:44,769 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 18:24:44,770 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 18:24:44,773 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 18:24:44,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-08 18:24:44,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:24:44,981 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-08 18:24:45,005 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 18:24:45,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:24:45 BoogieIcfgContainer [2024-11-08 18:24:45,009 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 18:24:45,010 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 18:24:45,010 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 18:24:45,010 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 18:24:45,011 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:24:43" (3/4) ... [2024-11-08 18:24:45,014 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 18:24:45,015 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 18:24:45,016 INFO L158 Benchmark]: Toolchain (without parser) took 4257.92ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 51.2MB in the beginning and 57.3MB in the end (delta: -6.1MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2024-11-08 18:24:45,017 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 75.5MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:24:45,018 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1956.68ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 50.9MB in the beginning and 48.9MB in the end (delta: 2.1MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2024-11-08 18:24:45,018 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.85ms. Allocated memory is still 98.6MB. Free memory was 48.9MB in the beginning and 46.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 18:24:45,019 INFO L158 Benchmark]: Boogie Preprocessor took 77.08ms. Allocated memory is still 98.6MB. Free memory was 46.2MB in the beginning and 43.6MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 18:24:45,019 INFO L158 Benchmark]: RCFGBuilder took 514.27ms. Allocated memory is still 98.6MB. Free memory was 43.6MB in the beginning and 62.8MB in the end (delta: -19.2MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2024-11-08 18:24:45,020 INFO L158 Benchmark]: TraceAbstraction took 1600.01ms. Allocated memory is still 98.6MB. Free memory was 62.2MB in the beginning and 57.9MB in the end (delta: 4.3MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2024-11-08 18:24:45,023 INFO L158 Benchmark]: Witness Printer took 5.56ms. Allocated memory is still 98.6MB. Free memory was 57.9MB in the beginning and 57.3MB in the end (delta: 593.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:24:45,026 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 75.5MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1956.68ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 50.9MB in the beginning and 48.9MB in the end (delta: 2.1MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.85ms. Allocated memory is still 98.6MB. Free memory was 48.9MB in the beginning and 46.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.08ms. Allocated memory is still 98.6MB. Free memory was 46.2MB in the beginning and 43.6MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 514.27ms. Allocated memory is still 98.6MB. Free memory was 43.6MB in the beginning and 62.8MB in the end (delta: -19.2MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1600.01ms. Allocated memory is still 98.6MB. Free memory was 62.2MB in the beginning and 57.9MB in the end (delta: 4.3MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Witness Printer took 5.56ms. Allocated memory is still 98.6MB. Free memory was 57.9MB in the beginning and 57.3MB in the end (delta: 593.2kB). 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: 1560]: 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 1568. 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] [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_max_multiply_14_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalFive==5 [L1554] data = 0x7fffffff VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE globalFive==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1560]: 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: 1.5s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 18 mSDsluCounter, 41 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 33 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, InterpolantAutomatonStates: 6, 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, 0.1s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 40 SizeOfPredicates, 0 NumberOfNonLiveVariables, 77 ConjunctsInSsa, 4 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 18:24:45,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5dab00-e2d2-4ab6-a2cf-a552a2aeec99/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample