./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_42_bad.i --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version d790fecc
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a790c732-f262-41f0-beac-d4581ff1623e/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a790c732-f262-41f0-beac-d4581ff1623e/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a790c732-f262-41f0-beac-d4581ff1623e/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a790c732-f262-41f0-beac-d4581ff1623e/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_42_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a790c732-f262-41f0-beac-d4581ff1623e/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a790c732-f262-41f0-beac-d4581ff1623e/bin/uautomizer-verify-84ZbGMXZE1 --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 13b99b0d41c0aaa1b1cccfd5275361668c12649f925abd595e7007f84d57f99f
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 13:37:55,160 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 13:37:55,217 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a790c732-f262-41f0-beac-d4581ff1623e/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-12-02 13:37:55,221 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 13:37:55,221 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 13:37:55,242 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 13:37:55,243 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 13:37:55,243 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 13:37:55,243 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 13:37:55,243 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 13:37:55,243 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 13:37:55,243 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 13:37:55,244 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 13:37:55,244 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 13:37:55,244 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 13:37:55,244 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 13:37:55,244 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 13:37:55,244 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 13:37:55,244 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 13:37:55,245 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 13:37:55,245 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 13:37:55,245 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 13:37:55,245 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-12-02 13:37:55,245 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-12-02 13:37:55,245 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 13:37:55,245 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 13:37:55,245 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 13:37:55,245 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 13:37:55,245 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 13:37:55,246 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 13:37:55,246 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 13:37:55,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 13:37:55,246 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 13:37:55,246 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 13:37:55,246 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 13:37:55,246 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 13:37:55,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 13:37:55,246 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 13:37:55,246 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 13:37:55,247 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 13:37:55,247 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 13:37:55,247 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-12-02 13:37:55,247 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-12-02 13:37:55,247 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 13:37:55,247 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 13:37:55,247 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 13:37:55,247 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 13:37:55,247 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
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_a790c732-f262-41f0-beac-d4581ff1623e/bin/uautomizer-verify-84ZbGMXZE1
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 -> 13b99b0d41c0aaa1b1cccfd5275361668c12649f925abd595e7007f84d57f99f
[2024-12-02 13:37:55,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 13:37:55,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 13:37:55,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 13:37:55,462 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 13:37:55,462 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 13:37:55,463 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a790c732-f262-41f0-beac-d4581ff1623e/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_42_bad.i
[2024-12-02 13:37:58,071 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a790c732-f262-41f0-beac-d4581ff1623e/bin/uautomizer-verify-84ZbGMXZE1/data/ea65764f0/5e8787057869407b8eb82ba34513547d/FLAG22c71c8f4
[2024-12-02 13:37:58,390 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 13:37:58,390 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a790c732-f262-41f0-beac-d4581ff1623e/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_42_bad.i
[2024-12-02 13:37:58,412 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a790c732-f262-41f0-beac-d4581ff1623e/bin/uautomizer-verify-84ZbGMXZE1/data/ea65764f0/5e8787057869407b8eb82ba34513547d/FLAG22c71c8f4
[2024-12-02 13:37:58,426 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a790c732-f262-41f0-beac-d4581ff1623e/bin/uautomizer-verify-84ZbGMXZE1/data/ea65764f0/5e8787057869407b8eb82ba34513547d
[2024-12-02 13:37:58,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 13:37:58,430 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 13:37:58,431 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 13:37:58,431 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 13:37:58,435 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 13:37:58,436 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:37:58" (1/1) ...
[2024-12-02 13:37:58,437 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f7592d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:37:58, skipping insertion in model container
[2024-12-02 13:37:58,437 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:37:58" (1/1) ...
[2024-12-02 13:37:58,472 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 13:37:59,122 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 13:37:59,129 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 13:37:59,201 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 13:37:59,310 INFO L204 MainTranslator]: Completed translation
[2024-12-02 13:37:59,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:37:59 WrapperNode
[2024-12-02 13:37:59,311 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 13:37:59,312 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 13:37:59,312 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 13:37:59,312 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 13:37:59,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:37:59" (1/1) ...
[2024-12-02 13:37:59,342 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:37:59" (1/1) ...
[2024-12-02 13:37:59,358 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 100
[2024-12-02 13:37:59,358 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 13:37:59,359 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 13:37:59,359 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 13:37:59,359 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 13:37:59,367 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:37:59" (1/1) ...
[2024-12-02 13:37:59,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:37:59" (1/1) ...
[2024-12-02 13:37:59,369 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:37:59" (1/1) ...
[2024-12-02 13:37:59,377 INFO L175 MemorySlicer]: No memory access in input program.
[2024-12-02 13:37:59,377 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:37:59" (1/1) ...
[2024-12-02 13:37:59,377 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:37:59" (1/1) ...
[2024-12-02 13:37:59,380 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:37:59" (1/1) ...
[2024-12-02 13:37:59,381 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:37:59" (1/1) ...
[2024-12-02 13:37:59,382 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:37:59" (1/1) ...
[2024-12-02 13:37:59,383 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:37:59" (1/1) ...
[2024-12-02 13:37:59,384 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:37:59" (1/1) ...
[2024-12-02 13:37:59,386 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 13:37:59,386 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 13:37:59,386 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 13:37:59,386 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 13:37:59,387 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:37:59" (1/1) ...
[2024-12-02 13:37:59,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 13:37:59,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a790c732-f262-41f0-beac-d4581ff1623e/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 13:37:59,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a790c732-f262-41f0-beac-d4581ff1623e/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 13:37:59,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a790c732-f262-41f0-beac-d4581ff1623e/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 13:37:59,436 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-12-02 13:37:59,437 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-12-02 13:37:59,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 13:37:59,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 13:37:59,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 13:37:59,554 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 13:37:59,555 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 13:37:59,743 INFO L? ?]: Removed 61 outVars from TransFormulas that were not future-live.
[2024-12-02 13:37:59,743 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 13:37:59,753 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 13:37:59,753 INFO L312 CfgBuilder]: Removed 0 assume(true) statements.
[2024-12-02 13:37:59,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:37:59 BoogieIcfgContainer
[2024-12-02 13:37:59,754 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 13:37:59,755 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 13:37:59,755 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 13:37:59,761 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 13:37:59,761 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:37:58" (1/3) ...
[2024-12-02 13:37:59,762 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e4d5b79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:37:59, skipping insertion in model container
[2024-12-02 13:37:59,762 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:37:59" (2/3) ...
[2024-12-02 13:37:59,762 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e4d5b79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:37:59, skipping insertion in model container
[2024-12-02 13:37:59,762 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:37:59" (3/3) ...
[2024-12-02 13:37:59,763 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_multiply_42_bad.i
[2024-12-02 13:37:59,777 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 13:37:59,779 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_rand_multiply_42_bad.i that has 2 procedures, 43 locations, 1 initial locations, 0 loop locations, and 2 error locations.
[2024-12-02 13:37:59,825 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 13:37:59,837 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;@6eff6a29, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 13:37:59,837 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2024-12-02 13:37:59,841 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 37 states have (on average 1.4594594594594594) internal successors, (54), 39 states have internal predecessors, (54), 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)
[2024-12-02 13:37:59,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2024-12-02 13:37:59,846 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 13:37:59,847 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 13:37:59,847 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-12-02 13:37:59,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 13:37:59,852 INFO L85 PathProgramCache]: Analyzing trace with hash 838439620, now seen corresponding path program 1 times
[2024-12-02 13:37:59,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 13:37:59,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039440920]
[2024-12-02 13:37:59,859 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 13:37:59,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 13:37:59,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 13:38:00,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 13:38:00,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 13:38:00,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039440920]
[2024-12-02 13:38:00,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039440920] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 13:38:00,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 13:38:00,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 13:38:00,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253485673]
[2024-12-02 13:38:00,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 13:38:00,089 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 13:38:00,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 13:38:00,103 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 13:38:00,103 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 13:38:00,105 INFO L87 Difference]: Start difference. First operand has 43 states, 37 states have (on average 1.4594594594594594) internal successors, (54), 39 states have internal predecessors, (54), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 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)
[2024-12-02 13:38:00,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 13:38:00,133 INFO L93 Difference]: Finished difference Result 43 states and 58 transitions.
[2024-12-02 13:38:00,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 13:38:00,135 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 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 17
[2024-12-02 13:38:00,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 13:38:00,141 INFO L225 Difference]: With dead ends: 43
[2024-12-02 13:38:00,141 INFO L226 Difference]: Without dead ends: 35
[2024-12-02 13:38:00,143 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 13:38:00,146 INFO L435 NwaCegarLoop]: 54 mSDtfsCounter, 1 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 13:38:00,146 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 104 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 13:38:00,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states.
[2024-12-02 13:38:00,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35.
[2024-12-02 13:38:00,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 32 states have (on average 1.4375) internal successors, (46), 32 states have internal predecessors, (46), 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)
[2024-12-02 13:38:00,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 48 transitions.
[2024-12-02 13:38:00,175 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 48 transitions. Word has length 17
[2024-12-02 13:38:00,175 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 13:38:00,176 INFO L471 AbstractCegarLoop]: Abstraction has 35 states and 48 transitions.
[2024-12-02 13:38:00,176 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 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)
[2024-12-02 13:38:00,176 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions.
[2024-12-02 13:38:00,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2024-12-02 13:38:00,177 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 13:38:00,177 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 13:38:00,177 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-12-02 13:38:00,177 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-12-02 13:38:00,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 13:38:00,178 INFO L85 PathProgramCache]: Analyzing trace with hash 221824574, now seen corresponding path program 1 times
[2024-12-02 13:38:00,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 13:38:00,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698126982]
[2024-12-02 13:38:00,178 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 13:38:00,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 13:38:00,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 13:38:00,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 13:38:00,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 13:38:00,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698126982]
[2024-12-02 13:38:00,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698126982] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 13:38:00,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 13:38:00,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-12-02 13:38:00,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76267795]
[2024-12-02 13:38:00,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 13:38:00,518 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-12-02 13:38:00,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 13:38:00,518 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-12-02 13:38:00,518 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2024-12-02 13:38:00,519 INFO L87 Difference]: Start difference. First operand 35 states and 48 transitions. Second operand has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 7 states have internal predecessors, (16), 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)
[2024-12-02 13:38:00,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 13:38:00,599 INFO L93 Difference]: Finished difference Result 42 states and 54 transitions.
[2024-12-02 13:38:00,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-12-02 13:38:00,600 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 7 states have internal predecessors, (16), 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 18
[2024-12-02 13:38:00,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 13:38:00,600 INFO L225 Difference]: With dead ends: 42
[2024-12-02 13:38:00,600 INFO L226 Difference]: Without dead ends: 35
[2024-12-02 13:38:00,601 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2024-12-02 13:38:00,602 INFO L435 NwaCegarLoop]: 39 mSDtfsCounter, 3 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-12-02 13:38:00,602 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 224 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-12-02 13:38:00,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states.
[2024-12-02 13:38:00,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35.
[2024-12-02 13:38:00,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 32 states have (on average 1.375) internal successors, (44), 32 states have internal predecessors, (44), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-12-02 13:38:00,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 46 transitions.
[2024-12-02 13:38:00,607 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 46 transitions. Word has length 18
[2024-12-02 13:38:00,607 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 13:38:00,607 INFO L471 AbstractCegarLoop]: Abstraction has 35 states and 46 transitions.
[2024-12-02 13:38:00,607 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 7 states have internal predecessors, (16), 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)
[2024-12-02 13:38:00,607 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions.
[2024-12-02 13:38:00,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2024-12-02 13:38:00,608 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 13:38:00,608 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 13:38:00,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-12-02 13:38:00,608 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-12-02 13:38:00,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 13:38:00,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1102570788, now seen corresponding path program 1 times
[2024-12-02 13:38:00,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 13:38:00,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458597521]
[2024-12-02 13:38:00,609 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 13:38:00,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 13:38:00,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 13:38:00,631 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 13:38:00,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 13:38:00,660 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-12-02 13:38:00,660 INFO L340 BasicCegarLoop]: Counterexample is feasible
[2024-12-02 13:38:00,661 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining)
[2024-12-02 13:38:00,662 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining)
[2024-12-02 13:38:00,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-12-02 13:38:00,665 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2024-12-02 13:38:00,685 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-12-02 13:38:00,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:38:00 BoogieIcfgContainer
[2024-12-02 13:38:00,688 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-12-02 13:38:00,689 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-12-02 13:38:00,689 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-12-02 13:38:00,689 INFO L274 PluginConnector]: Witness Printer initialized
[2024-12-02 13:38:00,690 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:37:59" (3/4) ...
[2024-12-02 13:38:00,691 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample
[2024-12-02 13:38:00,725 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 8.
[2024-12-02 13:38:00,761 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a790c732-f262-41f0-beac-d4581ff1623e/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml
[2024-12-02 13:38:00,761 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a790c732-f262-41f0-beac-d4581ff1623e/bin/uautomizer-verify-84ZbGMXZE1/witness.yml
[2024-12-02 13:38:00,761 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-12-02 13:38:00,762 INFO L158 Benchmark]: Toolchain (without parser) took 2332.38ms. Allocated memory is still 142.6MB. Free memory was 113.9MB in the beginning and 79.2MB in the end (delta: 34.7MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB.
[2024-12-02 13:38:00,762 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 13:38:00,763 INFO L158 Benchmark]: CACSL2BoogieTranslator took 880.05ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 53.7MB in the end (delta: 59.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB.
[2024-12-02 13:38:00,763 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.92ms. Allocated memory is still 142.6MB. Free memory was 53.7MB in the beginning and 112.8MB in the end (delta: -59.1MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB.
[2024-12-02 13:38:00,763 INFO L158 Benchmark]: Boogie Preprocessor took 26.77ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 110.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 13:38:00,763 INFO L158 Benchmark]: RCFGBuilder took 367.45ms. Allocated memory is still 142.6MB. Free memory was 110.8MB in the beginning and 95.0MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-12-02 13:38:00,764 INFO L158 Benchmark]: TraceAbstraction took 933.19ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 84.0MB in the end (delta: 10.3MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB.
[2024-12-02 13:38:00,764 INFO L158 Benchmark]: Witness Printer took 72.22ms. Allocated memory is still 142.6MB. Free memory was 84.0MB in the beginning and 79.2MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 13:38:00,766 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 880.05ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 53.7MB in the end (delta: 59.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 46.92ms. Allocated memory is still 142.6MB. Free memory was 53.7MB in the beginning and 112.8MB in the end (delta: -59.1MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 26.77ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 110.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 367.45ms. Allocated memory is still 142.6MB. Free memory was 110.8MB in the beginning and 95.0MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 933.19ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 84.0MB in the end (delta: 10.3MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB.
* Witness Printer took 72.22ms. Allocated memory is still 142.6MB. Free memory was 84.0MB in the beginning and 79.2MB in the end (delta: 4.9MB). 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
- CounterExampleResult [Line: 1560]: integer overflow possible
integer overflow possible
We found a 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]
[L1567] 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)
[L1567] 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]
[L1568] CALL CWE190_Integer_Overflow__int_rand_multiply_42_bad()
[L1555] int data;
[L1556] data = 0
[L1557] CALL, EXPR badSource(data)
[L1550] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1
[L1550] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15)
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1550] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1550] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1550] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1))
[L1551] return data;
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \result=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1557] RET, EXPR badSource(data)
[L1557] data = badSource(data)
[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, 43 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, 4 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 328 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 235 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 66 IncrementalHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 93 mSDtfsCounter, 66 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=43occurred in iteration=0, InterpolantAutomatonStates: 10, 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, 0.4s InterpolantComputationTime, 53 NumberOfCodeBlocks, 53 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 33 ConstructedInterpolants, 0 QuantifiedInterpolants, 77 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, ConComCheckerStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
[2024-12-02 13:38:00,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a790c732-f262-41f0-beac-d4581ff1623e/bin/uautomizer-verify-84ZbGMXZE1/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
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE(OVERFLOW)