./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_41_good.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_3f3de006-8972-4324-bdbc-954c3cb3dfa3/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de006-8972-4324-bdbc-954c3cb3dfa3/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_3f3de006-8972-4324-bdbc-954c3cb3dfa3/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de006-8972-4324-bdbc-954c3cb3dfa3/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_41_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de006-8972-4324-bdbc-954c3cb3dfa3/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_3f3de006-8972-4324-bdbc-954c3cb3dfa3/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 0777e9541214e612c293b2835575b74f9f0df45beccdab799bc832ea5e366467
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 14:36:57,124 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 14:36:57,179 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de006-8972-4324-bdbc-954c3cb3dfa3/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-12-02 14:36:57,184 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 14:36:57,184 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 14:36:57,204 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 14:36:57,204 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 14:36:57,204 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 14:36:57,205 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 14:36:57,205 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 14:36:57,205 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 14:36:57,205 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 14:36:57,205 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 14:36:57,206 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 14:36:57,206 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 14:36:57,206 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 14:36:57,206 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 14:36:57,206 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 14:36:57,206 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 14:36:57,206 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 14:36:57,206 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 14:36:57,206 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 14:36:57,206 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-12-02 14:36:57,206 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-12-02 14:36:57,206 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 14:36:57,207 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 14:36:57,207 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 14:36:57,207 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 14:36:57,207 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 14:36:57,207 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 14:36:57,207 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 14:36:57,207 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 14:36:57,207 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 14:36:57,207 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 14:36:57,207 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 14:36:57,207 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 14:36:57,207 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 14:36:57,208 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 14:36:57,208 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 14:36:57,208 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 14:36:57,208 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 14:36:57,208 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-12-02 14:36:57,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-12-02 14:36:57,208 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 14:36:57,208 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 14:36:57,208 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 14:36:57,208 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 14:36:57,208 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_3f3de006-8972-4324-bdbc-954c3cb3dfa3/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 -> 0777e9541214e612c293b2835575b74f9f0df45beccdab799bc832ea5e366467
[2024-12-02 14:36:57,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 14:36:57,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 14:36:57,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 14:36:57,455 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 14:36:57,456 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 14:36:57,457 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de006-8972-4324-bdbc-954c3cb3dfa3/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_41_good.i
[2024-12-02 14:37:00,117 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de006-8972-4324-bdbc-954c3cb3dfa3/bin/uautomizer-verify-84ZbGMXZE1/data/4e37e9b9e/e833e4722ec54268ab110fe157980436/FLAG26f4cc5d9
[2024-12-02 14:37:00,402 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 14:37:00,403 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de006-8972-4324-bdbc-954c3cb3dfa3/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_41_good.i
[2024-12-02 14:37:00,422 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de006-8972-4324-bdbc-954c3cb3dfa3/bin/uautomizer-verify-84ZbGMXZE1/data/4e37e9b9e/e833e4722ec54268ab110fe157980436/FLAG26f4cc5d9
[2024-12-02 14:37:00,436 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de006-8972-4324-bdbc-954c3cb3dfa3/bin/uautomizer-verify-84ZbGMXZE1/data/4e37e9b9e/e833e4722ec54268ab110fe157980436
[2024-12-02 14:37:00,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 14:37:00,440 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 14:37:00,441 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 14:37:00,441 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 14:37:00,446 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 14:37:00,446 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:37:00" (1/1) ...
[2024-12-02 14:37:00,447 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1af17052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:00, skipping insertion in model container
[2024-12-02 14:37:00,447 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:37:00" (1/1) ...
[2024-12-02 14:37:00,481 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 14:37:01,131 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 14:37:01,139 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 14:37:01,214 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 14:37:01,321 INFO L204 MainTranslator]: Completed translation
[2024-12-02 14:37:01,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:01 WrapperNode
[2024-12-02 14:37:01,322 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 14:37:01,322 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 14:37:01,323 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 14:37:01,323 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 14:37:01,328 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:01" (1/1) ...
[2024-12-02 14:37:01,345 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:01" (1/1) ...
[2024-12-02 14:37:01,365 INFO L138 Inliner]: procedures = 501, calls = 30, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 112
[2024-12-02 14:37:01,366 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 14:37:01,366 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 14:37:01,367 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 14:37:01,367 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 14:37:01,373 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:01" (1/1) ...
[2024-12-02 14:37:01,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:01" (1/1) ...
[2024-12-02 14:37:01,376 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:01" (1/1) ...
[2024-12-02 14:37:01,384 INFO L175 MemorySlicer]: No memory access in input program.
[2024-12-02 14:37:01,384 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:01" (1/1) ...
[2024-12-02 14:37:01,384 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:01" (1/1) ...
[2024-12-02 14:37:01,388 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:01" (1/1) ...
[2024-12-02 14:37:01,389 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:01" (1/1) ...
[2024-12-02 14:37:01,391 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:01" (1/1) ...
[2024-12-02 14:37:01,392 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:01" (1/1) ...
[2024-12-02 14:37:01,393 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:01" (1/1) ...
[2024-12-02 14:37:01,395 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 14:37:01,395 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 14:37:01,395 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 14:37:01,395 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 14:37:01,396 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:01" (1/1) ...
[2024-12-02 14:37:01,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 14:37:01,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de006-8972-4324-bdbc-954c3cb3dfa3/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 14:37:01,423 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de006-8972-4324-bdbc-954c3cb3dfa3/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 14:37:01,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de006-8972-4324-bdbc-954c3cb3dfa3/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 14:37:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine
[2024-12-02 14:37:01,442 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine
[2024-12-02 14:37:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-12-02 14:37:01,442 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-12-02 14:37:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 14:37:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 14:37:01,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 14:37:01,552 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 14:37:01,553 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 14:37:01,740 INFO L? ?]: Removed 64 outVars from TransFormulas that were not future-live.
[2024-12-02 14:37:01,741 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 14:37:01,749 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 14:37:01,750 INFO L312 CfgBuilder]: Removed 0 assume(true) statements.
[2024-12-02 14:37:01,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:37:01 BoogieIcfgContainer
[2024-12-02 14:37:01,750 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 14:37:01,751 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 14:37:01,751 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 14:37:01,755 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 14:37:01,755 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:37:00" (1/3) ...
[2024-12-02 14:37:01,756 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53c4b85d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:37:01, skipping insertion in model container
[2024-12-02 14:37:01,756 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:01" (2/3) ...
[2024-12-02 14:37:01,756 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53c4b85d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:37:01, skipping insertion in model container
[2024-12-02 14:37:01,756 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:37:01" (3/3) ...
[2024-12-02 14:37:01,757 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_postdec_41_good.i
[2024-12-02 14:37:01,771 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 14:37:01,773 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE191_Integer_Underflow__int_rand_postdec_41_good.i that has 3 procedures, 57 locations, 1 initial locations, 0 loop locations, and 4 error locations.
[2024-12-02 14:37:01,819 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 14:37:01,827 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;@1b3ea67f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 14:37:01,828 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2024-12-02 14:37:01,831 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 45 states have (on average 1.4222222222222223) internal successors, (64), 50 states have internal predecessors, (64), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2024-12-02 14:37:01,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2024-12-02 14:37:01,835 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:37:01,835 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:37:01,835 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-12-02 14:37:01,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:37:01,839 INFO L85 PathProgramCache]: Analyzing trace with hash 324285989, now seen corresponding path program 1 times
[2024-12-02 14:37:01,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 14:37:01,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307290945]
[2024-12-02 14:37:01,844 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:37:01,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 14:37:01,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:37:02,154 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 14:37:02,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 14:37:02,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307290945]
[2024-12-02 14:37:02,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307290945] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:37:02,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:37:02,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 14:37:02,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136790944]
[2024-12-02 14:37:02,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:37:02,161 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 14:37:02,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 14:37:02,178 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 14:37:02,179 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 14:37:02,181 INFO L87 Difference]: Start difference. First operand has 57 states, 45 states have (on average 1.4222222222222223) internal successors, (64), 50 states have internal predecessors, (64), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-12-02 14:37:02,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:37:02,225 INFO L93 Difference]: Finished difference Result 57 states and 74 transitions.
[2024-12-02 14:37:02,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 14:37:02,227 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16
[2024-12-02 14:37:02,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:37:02,232 INFO L225 Difference]: With dead ends: 57
[2024-12-02 14:37:02,232 INFO L226 Difference]: Without dead ends: 46
[2024-12-02 14:37:02,235 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 14:37:02,237 INFO L435 NwaCegarLoop]: 70 mSDtfsCounter, 1 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 14:37:02,238 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 137 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:37:02,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states.
[2024-12-02 14:37:02,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46.
[2024-12-02 14:37:02,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 38 states have (on average 1.4473684210526316) internal successors, (55), 41 states have internal predecessors, (55), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-12-02 14:37:02,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 61 transitions.
[2024-12-02 14:37:02,270 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 61 transitions. Word has length 16
[2024-12-02 14:37:02,271 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:37:02,271 INFO L471 AbstractCegarLoop]: Abstraction has 46 states and 61 transitions.
[2024-12-02 14:37:02,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-12-02 14:37:02,272 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions.
[2024-12-02 14:37:02,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2024-12-02 14:37:02,273 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:37:02,273 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 14:37:02,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-12-02 14:37:02,273 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-12-02 14:37:02,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:37:02,274 INFO L85 PathProgramCache]: Analyzing trace with hash 1462931197, now seen corresponding path program 1 times
[2024-12-02 14:37:02,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 14:37:02,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876372003]
[2024-12-02 14:37:02,274 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:37:02,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 14:37:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:37:02,409 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 14:37:02,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 14:37:02,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876372003]
[2024-12-02 14:37:02,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1876372003] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:37:02,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:37:02,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 14:37:02,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246376098]
[2024-12-02 14:37:02,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:37:02,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 14:37:02,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 14:37:02,412 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 14:37:02,412 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 14:37:02,412 INFO L87 Difference]: Start difference. First operand 46 states and 61 transitions. Second operand has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 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 14:37:02,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:37:02,436 INFO L93 Difference]: Finished difference Result 46 states and 61 transitions.
[2024-12-02 14:37:02,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 14:37:02,437 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 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 14:37:02,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:37:02,437 INFO L225 Difference]: With dead ends: 46
[2024-12-02 14:37:02,437 INFO L226 Difference]: Without dead ends: 45
[2024-12-02 14:37:02,438 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 14:37:02,439 INFO L435 NwaCegarLoop]: 56 mSDtfsCounter, 0 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 164 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 14:37:02,439 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 164 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:37:02,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states.
[2024-12-02 14:37:02,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45.
[2024-12-02 14:37:02,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 38 states have (on average 1.4210526315789473) internal successors, (54), 40 states have internal predecessors, (54), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-12-02 14:37:02,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 60 transitions.
[2024-12-02 14:37:02,444 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 60 transitions. Word has length 17
[2024-12-02 14:37:02,445 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:37:02,445 INFO L471 AbstractCegarLoop]: Abstraction has 45 states and 60 transitions.
[2024-12-02 14:37:02,445 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 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 14:37:02,445 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions.
[2024-12-02 14:37:02,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2024-12-02 14:37:02,446 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:37:02,446 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:37:02,446 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-12-02 14:37:02,446 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-12-02 14:37:02,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:37:02,447 INFO L85 PathProgramCache]: Analyzing trace with hash 1022935693, now seen corresponding path program 1 times
[2024-12-02 14:37:02,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 14:37:02,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967911173]
[2024-12-02 14:37:02,447 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:37:02,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 14:37:02,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:37:02,513 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-12-02 14:37:02,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 14:37:02,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967911173]
[2024-12-02 14:37:02,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967911173] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:37:02,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:37:02,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 14:37:02,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218496557]
[2024-12-02 14:37:02,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:37:02,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 14:37:02,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 14:37:02,515 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 14:37:02,515 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 14:37:02,515 INFO L87 Difference]: Start difference. First operand 45 states and 60 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-12-02 14:37:02,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:37:02,524 INFO L93 Difference]: Finished difference Result 45 states and 60 transitions.
[2024-12-02 14:37:02,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 14:37:02,524 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 23
[2024-12-02 14:37:02,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:37:02,525 INFO L225 Difference]: With dead ends: 45
[2024-12-02 14:37:02,526 INFO L226 Difference]: Without dead ends: 44
[2024-12-02 14:37:02,526 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 14:37:02,527 INFO L435 NwaCegarLoop]: 57 mSDtfsCounter, 1 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 14:37:02,527 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 113 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:37:02,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states.
[2024-12-02 14:37:02,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44.
[2024-12-02 14:37:02,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 38 states have (on average 1.394736842105263) internal successors, (53), 39 states have internal predecessors, (53), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-12-02 14:37:02,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 59 transitions.
[2024-12-02 14:37:02,532 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 59 transitions. Word has length 23
[2024-12-02 14:37:02,532 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:37:02,533 INFO L471 AbstractCegarLoop]: Abstraction has 44 states and 59 transitions.
[2024-12-02 14:37:02,533 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-12-02 14:37:02,533 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 59 transitions.
[2024-12-02 14:37:02,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2024-12-02 14:37:02,534 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:37:02,534 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:37:02,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-12-02 14:37:02,534 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-12-02 14:37:02,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:37:02,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1646235554, now seen corresponding path program 1 times
[2024-12-02 14:37:02,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 14:37:02,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131455110]
[2024-12-02 14:37:02,535 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:37:02,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 14:37:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:37:02,590 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-12-02 14:37:02,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 14:37:02,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131455110]
[2024-12-02 14:37:02,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131455110] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:37:02,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:37:02,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 14:37:02,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431609886]
[2024-12-02 14:37:02,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:37:02,591 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 14:37:02,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 14:37:02,591 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 14:37:02,591 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 14:37:02,591 INFO L87 Difference]: Start difference. First operand 44 states and 59 transitions. Second operand has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-12-02 14:37:02,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:37:02,597 INFO L93 Difference]: Finished difference Result 44 states and 59 transitions.
[2024-12-02 14:37:02,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 14:37:02,598 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 24
[2024-12-02 14:37:02,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:37:02,598 INFO L225 Difference]: With dead ends: 44
[2024-12-02 14:37:02,598 INFO L226 Difference]: Without dead ends: 0
[2024-12-02 14:37:02,599 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 14:37:02,599 INFO L435 NwaCegarLoop]: 57 mSDtfsCounter, 0 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 14:37:02,600 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 113 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:37:02,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2024-12-02 14:37:02,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2024-12-02 14:37:02,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 14:37:02,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2024-12-02 14:37:02,601 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24
[2024-12-02 14:37:02,602 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:37:02,602 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-12-02 14:37:02,602 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-12-02 14:37:02,602 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2024-12-02 14:37:02,602 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2024-12-02 14:37:02,604 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining)
[2024-12-02 14:37:02,604 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining)
[2024-12-02 14:37:02,604 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining)
[2024-12-02 14:37:02,604 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining)
[2024-12-02 14:37:02,605 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-12-02 14:37:02,607 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1]
[2024-12-02 14:37:02,608 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2024-12-02 14:37:02,623 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-12-02 14:37:02,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:37:02 BoogieIcfgContainer
[2024-12-02 14:37:02,628 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-12-02 14:37:02,629 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-12-02 14:37:02,629 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-12-02 14:37:02,629 INFO L274 PluginConnector]: Witness Printer initialized
[2024-12-02 14:37:02,630 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:37:01" (3/4) ...
[2024-12-02 14:37:02,631 INFO L146 WitnessPrinter]: Generating witness for correct program
[2024-12-02 14:37:02,635 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine
[2024-12-02 14:37:02,635 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine
[2024-12-02 14:37:02,639 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges
[2024-12-02 14:37:02,639 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges
[2024-12-02 14:37:02,639 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-12-02 14:37:02,699 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de006-8972-4324-bdbc-954c3cb3dfa3/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml
[2024-12-02 14:37:02,699 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de006-8972-4324-bdbc-954c3cb3dfa3/bin/uautomizer-verify-84ZbGMXZE1/witness.yml
[2024-12-02 14:37:02,699 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-12-02 14:37:02,700 INFO L158 Benchmark]: Toolchain (without parser) took 2259.77ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 32.0MB in the end (delta: 57.6MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB.
[2024-12-02 14:37:02,700 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 14:37:02,700 INFO L158 Benchmark]: CACSL2BoogieTranslator took 880.58ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 80.6MB in the end (delta: 9.0MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB.
[2024-12-02 14:37:02,701 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.56ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 77.4MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 14:37:02,701 INFO L158 Benchmark]: Boogie Preprocessor took 28.30ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 75.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 14:37:02,701 INFO L158 Benchmark]: RCFGBuilder took 354.74ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 59.7MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-12-02 14:37:02,701 INFO L158 Benchmark]: TraceAbstraction took 877.27ms. Allocated memory is still 117.4MB. Free memory was 59.2MB in the beginning and 37.7MB in the end (delta: 21.5MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB.
[2024-12-02 14:37:02,702 INFO L158 Benchmark]: Witness Printer took 70.10ms. Allocated memory is still 117.4MB. Free memory was 37.7MB in the beginning and 32.0MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 14:37:02,703 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 880.58ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 80.6MB in the end (delta: 9.0MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 43.56ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 77.4MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 28.30ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 75.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 354.74ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 59.7MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 877.27ms. Allocated memory is still 117.4MB. Free memory was 59.2MB in the beginning and 37.7MB in the end (delta: 21.5MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB.
* Witness Printer took 70.10ms. Allocated memory is still 117.4MB. Free memory was 37.7MB in the beginning and 32.0MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. 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
- PositiveResult [Line: 1567]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1567]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1551]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1551]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 3 procedures, 57 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 527 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 287 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 24 IncrementalHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 240 mSDtfsCounter, 24 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=57occurred in iteration=0, InterpolantAutomatonStates: 13, 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 76 ConstructedInterpolants, 0 QuantifiedInterpolants, 98 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 8/8 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
- AllSpecificationsHoldResult: All specifications hold
4 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-12-02 14:37:02,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de006-8972-4324-bdbc-954c3cb3dfa3/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
Result:
TRUE