./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_54_good.i --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version 6497de01
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4760e6c-89ec-4e34-9e56-891eac0e054d/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4760e6c-89ec-4e34-9e56-891eac0e054d/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4760e6c-89ec-4e34-9e56-891eac0e054d/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4760e6c-89ec-4e34-9e56-891eac0e054d/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_54_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4760e6c-89ec-4e34-9e56-891eac0e054d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4760e6c-89ec-4e34-9e56-891eac0e054d/bin/uautomizer-verify-LYvppIcaGC --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 d99858e177022060fdbdac0f5f951b2213ef4f511f0a35b9a760d214da5ed668
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-24 00:11:51,218 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-24 00:11:51,294 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4760e6c-89ec-4e34-9e56-891eac0e054d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-11-24 00:11:51,300 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-24 00:11:51,300 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-24 00:11:51,343 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-24 00:11:51,344 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-24 00:11:51,344 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-24 00:11:51,344 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-24 00:11:51,344 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-24 00:11:51,346 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-24 00:11:51,346 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-24 00:11:51,347 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-24 00:11:51,347 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-24 00:11:51,349 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-24 00:11:51,349 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-24 00:11:51,349 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-24 00:11:51,349 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-24 00:11:51,349 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-24 00:11:51,350 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-24 00:11:51,350 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-24 00:11:51,350 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-24 00:11:51,350 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-24 00:11:51,350 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-24 00:11:51,350 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-24 00:11:51,350 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-24 00:11:51,350 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-24 00:11:51,350 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-11-24 00:11:51,350 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-24 00:11:51,350 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-24 00:11:51,351 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-24 00:11:51,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-24 00:11:51,351 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-24 00:11:51,351 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-24 00:11:51,351 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-24 00:11:51,351 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-24 00:11:51,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-24 00:11:51,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-24 00:11:51,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-24 00:11:51,351 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-11-24 00:11:51,352 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-24 00:11:51,353 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-24 00:11:51,353 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-24 00:11:51,354 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-24 00:11:51,354 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-24 00:11:51,354 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-24 00:11:51,354 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-24 00:11:51,355 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_f4760e6c-89ec-4e34-9e56-891eac0e054d/bin/uautomizer-verify-LYvppIcaGC
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 -> d99858e177022060fdbdac0f5f951b2213ef4f511f0a35b9a760d214da5ed668
[2024-11-24 00:11:51,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-24 00:11:51,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-24 00:11:51,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-24 00:11:51,795 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-24 00:11:51,795 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-24 00:11:51,798 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4760e6c-89ec-4e34-9e56-891eac0e054d/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_54_good.i
[2024-11-24 00:11:55,293 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4760e6c-89ec-4e34-9e56-891eac0e054d/bin/uautomizer-verify-LYvppIcaGC/data/16945173b/d92df3e39ba749e4a47805a1c8039193/FLAGb81b66d24
[2024-11-24 00:11:55,864 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-24 00:11:55,865 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4760e6c-89ec-4e34-9e56-891eac0e054d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_54_good.i
[2024-11-24 00:11:55,908 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4760e6c-89ec-4e34-9e56-891eac0e054d/bin/uautomizer-verify-LYvppIcaGC/data/16945173b/d92df3e39ba749e4a47805a1c8039193/FLAGb81b66d24
[2024-11-24 00:11:55,937 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4760e6c-89ec-4e34-9e56-891eac0e054d/bin/uautomizer-verify-LYvppIcaGC/data/16945173b/d92df3e39ba749e4a47805a1c8039193
[2024-11-24 00:11:55,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-24 00:11:55,942 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-24 00:11:55,945 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-24 00:11:55,947 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-24 00:11:55,956 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-24 00:11:55,957 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:11:55" (1/1) ...
[2024-11-24 00:11:55,960 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@547e6a7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:11:55, skipping insertion in model container
[2024-11-24 00:11:55,960 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:11:55" (1/1) ...
[2024-11-24 00:11:56,020 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-24 00:11:57,147 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-24 00:11:57,159 INFO L200 MainTranslator]: Completed pre-run
[2024-11-24 00:11:57,283 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-24 00:11:57,438 INFO L204 MainTranslator]: Completed translation
[2024-11-24 00:11:57,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:11:57 WrapperNode
[2024-11-24 00:11:57,439 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-24 00:11:57,441 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-24 00:11:57,441 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-24 00:11:57,441 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-24 00:11:57,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:11:57" (1/1) ...
[2024-11-24 00:11:57,474 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:11:57" (1/1) ...
[2024-11-24 00:11:57,508 INFO L138 Inliner]: procedures = 507, calls = 36, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 120
[2024-11-24 00:11:57,508 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-24 00:11:57,509 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-24 00:11:57,509 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-24 00:11:57,509 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-24 00:11:57,521 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:11:57" (1/1) ...
[2024-11-24 00:11:57,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:11:57" (1/1) ...
[2024-11-24 00:11:57,524 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:11:57" (1/1) ...
[2024-11-24 00:11:57,536 INFO L175 MemorySlicer]: No memory access in input program.
[2024-11-24 00:11:57,536 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:11:57" (1/1) ...
[2024-11-24 00:11:57,537 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:11:57" (1/1) ...
[2024-11-24 00:11:57,545 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:11:57" (1/1) ...
[2024-11-24 00:11:57,546 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:11:57" (1/1) ...
[2024-11-24 00:11:57,549 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:11:57" (1/1) ...
[2024-11-24 00:11:57,551 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:11:57" (1/1) ...
[2024-11-24 00:11:57,553 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:11:57" (1/1) ...
[2024-11-24 00:11:57,556 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-24 00:11:57,557 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-24 00:11:57,557 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-24 00:11:57,557 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-24 00:11:57,558 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:11:57" (1/1) ...
[2024-11-24 00:11:57,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-24 00:11:57,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4760e6c-89ec-4e34-9e56-891eac0e054d/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-24 00:11:57,598 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4760e6c-89ec-4e34-9e56-891eac0e054d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-24 00:11:57,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4760e6c-89ec-4e34-9e56-891eac0e054d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-24 00:11:57,641 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine
[2024-11-24 00:11:57,641 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine
[2024-11-24 00:11:57,641 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-11-24 00:11:57,641 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-11-24 00:11:57,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-24 00:11:57,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-24 00:11:57,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-24 00:11:57,839 INFO L234 CfgBuilder]: Building ICFG
[2024-11-24 00:11:57,842 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-24 00:11:58,196 INFO L? ?]: Removed 76 outVars from TransFormulas that were not future-live.
[2024-11-24 00:11:58,197 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-24 00:11:58,213 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-24 00:11:58,213 INFO L312 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-24 00:11:58,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:11:58 BoogieIcfgContainer
[2024-11-24 00:11:58,214 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-24 00:11:58,217 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-24 00:11:58,218 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-24 00:11:58,225 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-24 00:11:58,225 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:11:55" (1/3) ...
[2024-11-24 00:11:58,226 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bff8c89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:11:58, skipping insertion in model container
[2024-11-24 00:11:58,226 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:11:57" (2/3) ...
[2024-11-24 00:11:58,227 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bff8c89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:11:58, skipping insertion in model container
[2024-11-24 00:11:58,227 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:11:58" (3/3) ...
[2024-11-24 00:11:58,228 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_multiply_54_good.i
[2024-11-24 00:11:58,249 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-24 00:11:58,251 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_rand_multiply_54_good.i that has 3 procedures, 65 locations, 1 initial locations, 0 loop locations, and 4 error locations.
[2024-11-24 00:11:58,327 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-24 00:11:58,348 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;@15dd6b17, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-24 00:11:58,348 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2024-11-24 00:11:58,356 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 58 states have internal predecessors, (74), 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)
[2024-11-24 00:11:58,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2024-11-24 00:11:58,365 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 00:11:58,366 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 00:11:58,366 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)] ===
[2024-11-24 00:11:58,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 00:11:58,375 INFO L85 PathProgramCache]: Analyzing trace with hash -156326455, now seen corresponding path program 1 times
[2024-11-24 00:11:58,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 00:11:58,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417637222]
[2024-11-24 00:11:58,385 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 00:11:58,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 00:11:58,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 00:11:58,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-24 00:11:58,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 00:11:58,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417637222]
[2024-11-24 00:11:58,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417637222] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 00:11:58,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 00:11:58,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-24 00:11:58,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586624703]
[2024-11-24 00:11:58,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 00:11:58,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-24 00:11:58,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 00:11:58,816 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-24 00:11:58,817 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-24 00:11:58,820 INFO L87 Difference]: Start difference. First operand has 65 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 58 states have internal predecessors, (74), 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 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-24 00:11:58,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 00:11:58,876 INFO L93 Difference]: Finished difference Result 119 states and 154 transitions.
[2024-11-24 00:11:58,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-24 00:11:58,879 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10
[2024-11-24 00:11:58,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 00:11:58,887 INFO L225 Difference]: With dead ends: 119
[2024-11-24 00:11:58,888 INFO L226 Difference]: Without dead ends: 49
[2024-11-24 00:11:58,892 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
[2024-11-24 00:11:58,895 INFO L435 NwaCegarLoop]: 78 mSDtfsCounter, 1 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-24 00:11:58,896 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 154 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-24 00:11:58,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states.
[2024-11-24 00:11:58,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49.
[2024-11-24 00:11:58,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 44 states have internal predecessors, (58), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-24 00:11:58,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 62 transitions.
[2024-11-24 00:11:58,955 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 62 transitions. Word has length 10
[2024-11-24 00:11:58,958 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 00:11:58,958 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 62 transitions.
[2024-11-24 00:11:58,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-24 00:11:58,959 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions.
[2024-11-24 00:11:58,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31
[2024-11-24 00:11:58,960 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 00:11:58,960 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 00:11:58,960 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-24 00:11:58,960 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-11-24 00:11:58,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 00:11:58,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1397291989, now seen corresponding path program 1 times
[2024-11-24 00:11:58,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 00:11:58,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368830009]
[2024-11-24 00:11:58,964 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 00:11:58,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 00:11:59,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 00:11:59,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-24 00:11:59,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 00:11:59,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368830009]
[2024-11-24 00:11:59,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368830009] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 00:11:59,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 00:11:59,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-24 00:11:59,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312490072]
[2024-11-24 00:11:59,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 00:11:59,168 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-24 00:11:59,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 00:11:59,168 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-24 00:11:59,169 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-24 00:11:59,169 INFO L87 Difference]: Start difference. First operand 49 states and 62 transitions. Second operand has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 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)
[2024-11-24 00:11:59,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 00:11:59,197 INFO L93 Difference]: Finished difference Result 49 states and 62 transitions.
[2024-11-24 00:11:59,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-24 00:11:59,198 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 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 30
[2024-11-24 00:11:59,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 00:11:59,199 INFO L225 Difference]: With dead ends: 49
[2024-11-24 00:11:59,200 INFO L226 Difference]: Without dead ends: 48
[2024-11-24 00:11:59,200 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
[2024-11-24 00:11:59,201 INFO L435 NwaCegarLoop]: 58 mSDtfsCounter, 1 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-24 00:11:59,203 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 114 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-24 00:11:59,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states.
[2024-11-24 00:11:59,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48.
[2024-11-24 00:11:59,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 43 states have internal predecessors, (57), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-24 00:11:59,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 61 transitions.
[2024-11-24 00:11:59,213 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 61 transitions. Word has length 30
[2024-11-24 00:11:59,213 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 00:11:59,213 INFO L471 AbstractCegarLoop]: Abstraction has 48 states and 61 transitions.
[2024-11-24 00:11:59,214 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 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)
[2024-11-24 00:11:59,214 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions.
[2024-11-24 00:11:59,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32
[2024-11-24 00:11:59,215 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 00:11:59,215 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 00:11:59,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-24 00:11:59,216 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-11-24 00:11:59,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 00:11:59,217 INFO L85 PathProgramCache]: Analyzing trace with hash 366378853, now seen corresponding path program 1 times
[2024-11-24 00:11:59,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 00:11:59,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843901537]
[2024-11-24 00:11:59,217 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 00:11:59,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 00:11:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 00:11:59,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-24 00:11:59,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 00:11:59,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843901537]
[2024-11-24 00:11:59,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1843901537] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 00:11:59,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 00:11:59,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-24 00:11:59,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216707076]
[2024-11-24 00:11:59,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 00:11:59,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-24 00:11:59,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 00:11:59,376 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-24 00:11:59,376 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-24 00:11:59,376 INFO L87 Difference]: Start difference. First operand 48 states and 61 transitions. Second operand has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 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)
[2024-11-24 00:11:59,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 00:11:59,390 INFO L93 Difference]: Finished difference Result 48 states and 61 transitions.
[2024-11-24 00:11:59,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-24 00:11:59,391 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 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 31
[2024-11-24 00:11:59,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 00:11:59,391 INFO L225 Difference]: With dead ends: 48
[2024-11-24 00:11:59,391 INFO L226 Difference]: Without dead ends: 0
[2024-11-24 00:11:59,392 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
[2024-11-24 00:11:59,393 INFO L435 NwaCegarLoop]: 59 mSDtfsCounter, 0 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 115 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
[2024-11-24 00:11:59,393 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-24 00:11:59,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2024-11-24 00:11:59,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2024-11-24 00:11:59,394 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)
[2024-11-24 00:11:59,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2024-11-24 00:11:59,395 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31
[2024-11-24 00:11:59,395 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 00:11:59,395 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-11-24 00:11:59,395 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 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)
[2024-11-24 00:11:59,395 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2024-11-24 00:11:59,395 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2024-11-24 00:11:59,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining)
[2024-11-24 00:11:59,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining)
[2024-11-24 00:11:59,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining)
[2024-11-24 00:11:59,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining)
[2024-11-24 00:11:59,399 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-24 00:11:59,404 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2024-11-24 00:11:59,406 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2024-11-24 00:11:59,448 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-24 00:11:59,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 12:11:59 BoogieIcfgContainer
[2024-11-24 00:11:59,460 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-24 00:11:59,461 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-24 00:11:59,461 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-24 00:11:59,461 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-24 00:11:59,462 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:11:58" (3/4) ...
[2024-11-24 00:11:59,469 INFO L146 WitnessPrinter]: Generating witness for correct program
[2024-11-24 00:11:59,477 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine
[2024-11-24 00:11:59,477 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine
[2024-11-24 00:11:59,485 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges
[2024-11-24 00:11:59,487 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges
[2024-11-24 00:11:59,487 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-11-24 00:11:59,622 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4760e6c-89ec-4e34-9e56-891eac0e054d/bin/uautomizer-verify-LYvppIcaGC/witness.graphml
[2024-11-24 00:11:59,622 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4760e6c-89ec-4e34-9e56-891eac0e054d/bin/uautomizer-verify-LYvppIcaGC/witness.yml
[2024-11-24 00:11:59,623 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-24 00:11:59,624 INFO L158 Benchmark]: Toolchain (without parser) took 3681.61ms. Allocated memory is still 142.6MB. Free memory was 113.5MB in the beginning and 109.3MB in the end (delta: 4.2MB). Peak memory consumption was 76.4MB. Max. memory is 16.1GB.
[2024-11-24 00:11:59,624 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-24 00:11:59,624 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1494.76ms. Allocated memory is still 142.6MB. Free memory was 113.3MB in the beginning and 53.3MB in the end (delta: 60.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB.
[2024-11-24 00:11:59,625 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.90ms. Allocated memory is still 142.6MB. Free memory was 53.3MB in the beginning and 50.3MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-24 00:11:59,625 INFO L158 Benchmark]: Boogie Preprocessor took 46.86ms. Allocated memory is still 142.6MB. Free memory was 50.3MB in the beginning and 48.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-24 00:11:59,626 INFO L158 Benchmark]: RCFGBuilder took 657.02ms. Allocated memory is still 142.6MB. Free memory was 48.5MB in the beginning and 101.3MB in the end (delta: -52.8MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB.
[2024-11-24 00:11:59,626 INFO L158 Benchmark]: TraceAbstraction took 1242.86ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 51.7MB in the end (delta: 48.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB.
[2024-11-24 00:11:59,626 INFO L158 Benchmark]: Witness Printer took 161.72ms. Allocated memory is still 142.6MB. Free memory was 51.7MB in the beginning and 109.3MB in the end (delta: -57.5MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB.
[2024-11-24 00:11:59,629 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1494.76ms. Allocated memory is still 142.6MB. Free memory was 113.3MB in the beginning and 53.3MB in the end (delta: 60.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 67.90ms. Allocated memory is still 142.6MB. Free memory was 53.3MB in the beginning and 50.3MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 46.86ms. Allocated memory is still 142.6MB. Free memory was 50.3MB in the beginning and 48.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 657.02ms. Allocated memory is still 142.6MB. Free memory was 48.5MB in the beginning and 101.3MB in the end (delta: -52.8MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB.
* TraceAbstraction took 1242.86ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 51.7MB in the end (delta: 48.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB.
* Witness Printer took 161.72ms. Allocated memory is still 142.6MB. Free memory was 51.7MB in the beginning and 109.3MB in the end (delta: -57.5MB). Peak memory consumption was 12.4MB. 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: 1611]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1611]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1621]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1621]: 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, 65 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 383 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 188 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 195 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=65occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 71 NumberOfCodeBlocks, 71 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 68 ConstructedInterpolants, 0 QuantifiedInterpolants, 80 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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
- AllSpecificationsHoldResult: All specifications hold
4 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-11-24 00:11:59,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4760e6c-89ec-4e34-9e56-891eac0e054d/bin/uautomizer-verify-LYvppIcaGC/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