./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_21_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_14143b66-6c60-45f1-843f-f51a00ded8cf/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14143b66-6c60-45f1-843f-f51a00ded8cf/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_14143b66-6c60-45f1-843f-f51a00ded8cf/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14143b66-6c60-45f1-843f-f51a00ded8cf/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_21_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14143b66-6c60-45f1-843f-f51a00ded8cf/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_14143b66-6c60-45f1-843f-f51a00ded8cf/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 7cbae9391c4ed9cd4a359fd1d9ab3bf365e2d8097ded5d2c5a1c1e449d1b38da
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-24 00:54:36,875 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-24 00:54:36,940 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14143b66-6c60-45f1-843f-f51a00ded8cf/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-11-24 00:54:36,946 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-24 00:54:36,946 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-24 00:54:36,974 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-24 00:54:36,975 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-24 00:54:36,975 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-24 00:54:36,976 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-24 00:54:36,976 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-24 00:54:36,976 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-24 00:54:36,976 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-24 00:54:36,976 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-24 00:54:36,976 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-24 00:54:36,976 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-24 00:54:36,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-24 00:54:36,977 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-24 00:54:36,977 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-24 00:54:36,977 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-24 00:54:36,977 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-24 00:54:36,977 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-24 00:54:36,977 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-24 00:54:36,978 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-24 00:54:36,978 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-24 00:54:36,978 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-24 00:54:36,978 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-24 00:54:36,978 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-24 00:54:36,978 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-11-24 00:54:36,978 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-24 00:54:36,978 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-24 00:54:36,978 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-24 00:54:36,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-24 00:54:36,979 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-24 00:54:36,979 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-24 00:54:36,979 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-24 00:54:36,979 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-24 00:54:36,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-24 00:54:36,979 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-24 00:54:36,979 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-24 00:54:36,979 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-11-24 00:54:36,980 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-24 00:54:36,980 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-24 00:54:36,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-24 00:54:36,980 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-24 00:54:36,980 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-24 00:54:36,980 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-24 00:54:36,980 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-24 00:54:36,980 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_14143b66-6c60-45f1-843f-f51a00ded8cf/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 -> 7cbae9391c4ed9cd4a359fd1d9ab3bf365e2d8097ded5d2c5a1c1e449d1b38da
[2024-11-24 00:54:37,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-24 00:54:37,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-24 00:54:37,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-24 00:54:37,328 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-24 00:54:37,328 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-24 00:54:37,330 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14143b66-6c60-45f1-843f-f51a00ded8cf/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_21_good.i
[2024-11-24 00:54:40,333 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14143b66-6c60-45f1-843f-f51a00ded8cf/bin/uautomizer-verify-LYvppIcaGC/data/7f9db0676/3d7a9dc60487402f92779893f688b47c/FLAGc5a3b6c4c
[2024-11-24 00:54:40,751 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-24 00:54:40,752 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14143b66-6c60-45f1-843f-f51a00ded8cf/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_21_good.i
[2024-11-24 00:54:40,801 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14143b66-6c60-45f1-843f-f51a00ded8cf/bin/uautomizer-verify-LYvppIcaGC/data/7f9db0676/3d7a9dc60487402f92779893f688b47c/FLAGc5a3b6c4c
[2024-11-24 00:54:40,824 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14143b66-6c60-45f1-843f-f51a00ded8cf/bin/uautomizer-verify-LYvppIcaGC/data/7f9db0676/3d7a9dc60487402f92779893f688b47c
[2024-11-24 00:54:40,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-24 00:54:40,829 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-24 00:54:40,836 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-24 00:54:40,836 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-24 00:54:40,842 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-24 00:54:40,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:54:40" (1/1) ...
[2024-11-24 00:54:40,844 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@757e21d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:54:40, skipping insertion in model container
[2024-11-24 00:54:40,845 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:54:40" (1/1) ...
[2024-11-24 00:54:40,919 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-24 00:54:42,103 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-24 00:54:42,112 INFO L200 MainTranslator]: Completed pre-run
[2024-11-24 00:54:42,262 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-24 00:54:42,411 INFO L204 MainTranslator]: Completed translation
[2024-11-24 00:54:42,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:54:42 WrapperNode
[2024-11-24 00:54:42,412 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-24 00:54:42,414 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-24 00:54:42,414 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-24 00:54:42,414 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-24 00:54:42,423 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:54:42" (1/1) ...
[2024-11-24 00:54:42,457 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:54:42" (1/1) ...
[2024-11-24 00:54:42,491 INFO L138 Inliner]: procedures = 503, calls = 37, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 82
[2024-11-24 00:54:42,492 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-24 00:54:42,494 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-24 00:54:42,494 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-24 00:54:42,495 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-24 00:54:42,504 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:54:42" (1/1) ...
[2024-11-24 00:54:42,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:54:42" (1/1) ...
[2024-11-24 00:54:42,507 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:54:42" (1/1) ...
[2024-11-24 00:54:42,517 INFO L175 MemorySlicer]: No memory access in input program.
[2024-11-24 00:54:42,518 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:54:42" (1/1) ...
[2024-11-24 00:54:42,518 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:54:42" (1/1) ...
[2024-11-24 00:54:42,530 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:54:42" (1/1) ...
[2024-11-24 00:54:42,531 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:54:42" (1/1) ...
[2024-11-24 00:54:42,536 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:54:42" (1/1) ...
[2024-11-24 00:54:42,538 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:54:42" (1/1) ...
[2024-11-24 00:54:42,539 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:54:42" (1/1) ...
[2024-11-24 00:54:42,541 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-24 00:54:42,542 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-24 00:54:42,542 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-24 00:54:42,542 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-24 00:54:42,543 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:54:42" (1/1) ...
[2024-11-24 00:54:42,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-24 00:54:42,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14143b66-6c60-45f1-843f-f51a00ded8cf/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-24 00:54:42,584 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14143b66-6c60-45f1-843f-f51a00ded8cf/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-24 00:54:42,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14143b66-6c60-45f1-843f-f51a00ded8cf/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-24 00:54:42,635 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine
[2024-11-24 00:54:42,635 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine
[2024-11-24 00:54:42,635 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-11-24 00:54:42,635 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-11-24 00:54:42,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-24 00:54:42,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-24 00:54:42,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-24 00:54:42,806 INFO L234 CfgBuilder]: Building ICFG
[2024-11-24 00:54:42,808 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-24 00:54:43,011 INFO L? ?]: Removed 34 outVars from TransFormulas that were not future-live.
[2024-11-24 00:54:43,013 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-24 00:54:43,024 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-24 00:54:43,025 INFO L312 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-24 00:54:43,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:54:43 BoogieIcfgContainer
[2024-11-24 00:54:43,025 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-24 00:54:43,028 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-24 00:54:43,028 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-24 00:54:43,034 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-24 00:54:43,035 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:54:40" (1/3) ...
[2024-11-24 00:54:43,036 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45f252c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:54:43, skipping insertion in model container
[2024-11-24 00:54:43,036 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:54:42" (2/3) ...
[2024-11-24 00:54:43,036 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45f252c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:54:43, skipping insertion in model container
[2024-11-24 00:54:43,036 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:54:43" (3/3) ...
[2024-11-24 00:54:43,038 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_min_postdec_21_good.i
[2024-11-24 00:54:43,056 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-24 00:54:43,059 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE191_Integer_Underflow__int_min_postdec_21_good.i that has 3 procedures, 49 locations, 1 initial locations, 0 loop locations, and 6 error locations.
[2024-11-24 00:54:43,146 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-24 00:54:43,163 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;@25888cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-24 00:54:43,163 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations.
[2024-11-24 00:54:43,168 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 32 states have (on average 1.375) internal successors, (44), 41 states have internal predecessors, (44), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8)
[2024-11-24 00:54:43,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2024-11-24 00:54:43,178 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 00:54:43,179 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 00:54:43,180 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-24 00:54:43,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 00:54:43,189 INFO L85 PathProgramCache]: Analyzing trace with hash -454566333, now seen corresponding path program 1 times
[2024-11-24 00:54:43,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 00:54:43,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419188937]
[2024-11-24 00:54:43,200 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 00:54:43,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 00:54:43,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 00:54:43,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-24 00:54:43,515 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 00:54:43,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419188937]
[2024-11-24 00:54:43,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419188937] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 00:54:43,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 00:54:43,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-24 00:54:43,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875378929]
[2024-11-24 00:54:43,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 00:54:43,523 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-24 00:54:43,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 00:54:43,546 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-24 00:54:43,546 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-24 00:54:43,550 INFO L87 Difference]: Start difference. First operand has 49 states, 32 states have (on average 1.375) internal successors, (44), 41 states have internal predecessors, (44), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-24 00:54:43,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 00:54:43,597 INFO L93 Difference]: Finished difference Result 49 states and 60 transitions.
[2024-11-24 00:54:43,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-24 00:54:43,600 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11
[2024-11-24 00:54:43,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 00:54:43,609 INFO L225 Difference]: With dead ends: 49
[2024-11-24 00:54:43,609 INFO L226 Difference]: Without dead ends: 38
[2024-11-24 00:54:43,613 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 00:54:43,617 INFO L435 NwaCegarLoop]: 56 mSDtfsCounter, 1 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 109 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
[2024-11-24 00:54:43,618 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 109 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-24 00:54:43,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states.
[2024-11-24 00:54:43,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38.
[2024-11-24 00:54:43,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 25 states have (on average 1.36) internal successors, (34), 32 states have internal predecessors, (34), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6)
[2024-11-24 00:54:43,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 46 transitions.
[2024-11-24 00:54:43,659 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 46 transitions. Word has length 11
[2024-11-24 00:54:43,660 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 00:54:43,660 INFO L471 AbstractCegarLoop]: Abstraction has 38 states and 46 transitions.
[2024-11-24 00:54:43,661 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-24 00:54:43,661 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions.
[2024-11-24 00:54:43,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2024-11-24 00:54:43,662 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 00:54:43,662 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 00:54:43,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-24 00:54:43,663 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-24 00:54:43,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 00:54:43,664 INFO L85 PathProgramCache]: Analyzing trace with hash -1206654378, now seen corresponding path program 1 times
[2024-11-24 00:54:43,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 00:54:43,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778822124]
[2024-11-24 00:54:43,664 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 00:54:43,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 00:54:43,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 00:54:43,794 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 00:54:43,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 00:54:43,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778822124]
[2024-11-24 00:54:43,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778822124] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 00:54:43,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 00:54:43,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-24 00:54:43,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453265521]
[2024-11-24 00:54:43,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 00:54:43,796 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-24 00:54:43,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 00:54:43,797 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-24 00:54:43,797 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-24 00:54:43,798 INFO L87 Difference]: Start difference. First operand 38 states and 46 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-24 00:54:43,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 00:54:43,818 INFO L93 Difference]: Finished difference Result 64 states and 74 transitions.
[2024-11-24 00:54:43,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-24 00:54:43,819 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12
[2024-11-24 00:54:43,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 00:54:43,819 INFO L225 Difference]: With dead ends: 64
[2024-11-24 00:54:43,820 INFO L226 Difference]: Without dead ends: 34
[2024-11-24 00:54:43,820 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
[2024-11-24 00:54:43,821 INFO L435 NwaCegarLoop]: 38 mSDtfsCounter, 1 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-24 00:54:43,821 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 107 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-24 00:54:43,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states.
[2024-11-24 00:54:43,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 33.
[2024-11-24 00:54:43,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 27 states have internal predecessors, (29), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5)
[2024-11-24 00:54:43,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 39 transitions.
[2024-11-24 00:54:43,834 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 39 transitions. Word has length 12
[2024-11-24 00:54:43,834 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 00:54:43,834 INFO L471 AbstractCegarLoop]: Abstraction has 33 states and 39 transitions.
[2024-11-24 00:54:43,834 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-24 00:54:43,834 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions.
[2024-11-24 00:54:43,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2024-11-24 00:54:43,836 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 00:54:43,836 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 00:54:43,836 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-24 00:54:43,837 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-24 00:54:43,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 00:54:43,841 INFO L85 PathProgramCache]: Analyzing trace with hash 191314914, now seen corresponding path program 1 times
[2024-11-24 00:54:43,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 00:54:43,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000755461]
[2024-11-24 00:54:43,841 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 00:54:43,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 00:54:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 00:54:43,949 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-24 00:54:43,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 00:54:43,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000755461]
[2024-11-24 00:54:43,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000755461] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 00:54:43,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 00:54:43,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-24 00:54:43,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494424889]
[2024-11-24 00:54:43,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 00:54:43,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-24 00:54:43,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 00:54:43,951 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-24 00:54:43,951 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-24 00:54:43,951 INFO L87 Difference]: Start difference. First operand 33 states and 39 transitions. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-24 00:54:43,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 00:54:43,965 INFO L93 Difference]: Finished difference Result 58 states and 66 transitions.
[2024-11-24 00:54:43,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-24 00:54:43,965 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 19
[2024-11-24 00:54:43,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 00:54:43,966 INFO L225 Difference]: With dead ends: 58
[2024-11-24 00:54:43,966 INFO L226 Difference]: Without dead ends: 32
[2024-11-24 00:54:43,967 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
[2024-11-24 00:54:43,968 INFO L435 NwaCegarLoop]: 35 mSDtfsCounter, 34 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-24 00:54:43,968 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 35 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-24 00:54:43,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states.
[2024-11-24 00:54:43,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32.
[2024-11-24 00:54:43,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 22 states have (on average 1.2727272727272727) internal successors, (28), 26 states have internal predecessors, (28), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-24 00:54:43,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 36 transitions.
[2024-11-24 00:54:43,976 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 36 transitions. Word has length 19
[2024-11-24 00:54:43,976 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 00:54:43,976 INFO L471 AbstractCegarLoop]: Abstraction has 32 states and 36 transitions.
[2024-11-24 00:54:43,976 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-24 00:54:43,976 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 36 transitions.
[2024-11-24 00:54:43,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2024-11-24 00:54:43,977 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 00:54:43,977 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 00:54:43,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-24 00:54:43,977 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-24 00:54:43,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 00:54:43,980 INFO L85 PathProgramCache]: Analyzing trace with hash 1435277816, now seen corresponding path program 1 times
[2024-11-24 00:54:43,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 00:54:43,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395829889]
[2024-11-24 00:54:43,980 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 00:54:43,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 00:54:44,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 00:54:44,128 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-24 00:54:44,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 00:54:44,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395829889]
[2024-11-24 00:54:44,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395829889] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 00:54:44,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 00:54:44,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-24 00:54:44,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411223812]
[2024-11-24 00:54:44,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 00:54:44,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-24 00:54:44,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 00:54:44,130 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-24 00:54:44,130 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-24 00:54:44,130 INFO L87 Difference]: Start difference. First operand 32 states and 36 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 00:54:44,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 00:54:44,146 INFO L93 Difference]: Finished difference Result 40 states and 43 transitions.
[2024-11-24 00:54:44,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-24 00:54:44,148 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 20
[2024-11-24 00:54:44,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 00:54:44,149 INFO L225 Difference]: With dead ends: 40
[2024-11-24 00:54:44,149 INFO L226 Difference]: Without dead ends: 24
[2024-11-24 00:54:44,149 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
[2024-11-24 00:54:44,150 INFO L435 NwaCegarLoop]: 25 mSDtfsCounter, 1 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 46 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 00:54:44,150 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 46 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-24 00:54:44,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states.
[2024-11-24 00:54:44,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 23.
[2024-11-24 00:54:44,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 19 states have internal predecessors, (20), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-24 00:54:44,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 26 transitions.
[2024-11-24 00:54:44,162 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 26 transitions. Word has length 20
[2024-11-24 00:54:44,162 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 00:54:44,162 INFO L471 AbstractCegarLoop]: Abstraction has 23 states and 26 transitions.
[2024-11-24 00:54:44,162 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 00:54:44,163 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions.
[2024-11-24 00:54:44,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2024-11-24 00:54:44,164 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 00:54:44,165 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 00:54:44,165 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-24 00:54:44,166 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-24 00:54:44,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 00:54:44,167 INFO L85 PathProgramCache]: Analyzing trace with hash 631765417, now seen corresponding path program 1 times
[2024-11-24 00:54:44,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 00:54:44,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752754098]
[2024-11-24 00:54:44,167 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 00:54:44,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 00:54:44,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 00:54:44,291 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-24 00:54:44,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 00:54:44,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752754098]
[2024-11-24 00:54:44,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752754098] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 00:54:44,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 00:54:44,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-24 00:54:44,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283067446]
[2024-11-24 00:54:44,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 00:54:44,293 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-24 00:54:44,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 00:54:44,296 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-24 00:54:44,296 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-24 00:54:44,296 INFO L87 Difference]: Start difference. First operand 23 states and 26 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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 00:54:44,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 00:54:44,310 INFO L93 Difference]: Finished difference Result 34 states and 36 transitions.
[2024-11-24 00:54:44,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-24 00:54:44,311 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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 22
[2024-11-24 00:54:44,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 00:54:44,313 INFO L225 Difference]: With dead ends: 34
[2024-11-24 00:54:44,314 INFO L226 Difference]: Without dead ends: 27
[2024-11-24 00:54:44,314 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
[2024-11-24 00:54:44,315 INFO L435 NwaCegarLoop]: 28 mSDtfsCounter, 14 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-24 00:54:44,318 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 41 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-24 00:54:44,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states.
[2024-11-24 00:54:44,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27.
[2024-11-24 00:54:44,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 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)
[2024-11-24 00:54:44,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 29 transitions.
[2024-11-24 00:54:44,331 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 29 transitions. Word has length 22
[2024-11-24 00:54:44,331 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 00:54:44,331 INFO L471 AbstractCegarLoop]: Abstraction has 27 states and 29 transitions.
[2024-11-24 00:54:44,331 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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 00:54:44,332 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions.
[2024-11-24 00:54:44,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2024-11-24 00:54:44,332 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 00:54:44,333 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 00:54:44,333 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-11-24 00:54:44,334 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-24 00:54:44,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 00:54:44,335 INFO L85 PathProgramCache]: Analyzing trace with hash -1323376197, now seen corresponding path program 1 times
[2024-11-24 00:54:44,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 00:54:44,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776971472]
[2024-11-24 00:54:44,336 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 00:54:44,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 00:54:44,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 00:54:44,473 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-11-24 00:54:44,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 00:54:44,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776971472]
[2024-11-24 00:54:44,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776971472] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 00:54:44,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 00:54:44,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-24 00:54:44,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826179061]
[2024-11-24 00:54:44,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 00:54:44,474 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-24 00:54:44,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 00:54:44,477 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-24 00:54:44,477 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-24 00:54:44,477 INFO L87 Difference]: Start difference. First operand 27 states and 29 transitions. Second operand has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-11-24 00:54:44,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 00:54:44,499 INFO L93 Difference]: Finished difference Result 27 states and 29 transitions.
[2024-11-24 00:54:44,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-24 00:54:44,500 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 28
[2024-11-24 00:54:44,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 00:54:44,500 INFO L225 Difference]: With dead ends: 27
[2024-11-24 00:54:44,501 INFO L226 Difference]: Without dead ends: 26
[2024-11-24 00:54:44,501 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
[2024-11-24 00:54:44,502 INFO L435 NwaCegarLoop]: 21 mSDtfsCounter, 1 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-24 00:54:44,502 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 61 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-24 00:54:44,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states.
[2024-11-24 00:54:44,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26.
[2024-11-24 00:54:44,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 20 states have (on average 1.1) internal successors, (22), 20 states have internal predecessors, (22), 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)
[2024-11-24 00:54:44,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 28 transitions.
[2024-11-24 00:54:44,515 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 28 transitions. Word has length 28
[2024-11-24 00:54:44,516 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 00:54:44,516 INFO L471 AbstractCegarLoop]: Abstraction has 26 states and 28 transitions.
[2024-11-24 00:54:44,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-11-24 00:54:44,516 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions.
[2024-11-24 00:54:44,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30
[2024-11-24 00:54:44,517 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 00:54:44,517 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 00:54:44,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-11-24 00:54:44,518 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-24 00:54:44,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 00:54:44,518 INFO L85 PathProgramCache]: Analyzing trace with hash 1925010948, now seen corresponding path program 1 times
[2024-11-24 00:54:44,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 00:54:44,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835276987]
[2024-11-24 00:54:44,518 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 00:54:44,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 00:54:44,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 00:54:44,653 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-11-24 00:54:44,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 00:54:44,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835276987]
[2024-11-24 00:54:44,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835276987] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 00:54:44,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 00:54:44,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-24 00:54:44,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798765957]
[2024-11-24 00:54:44,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 00:54:44,655 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-24 00:54:44,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 00:54:44,655 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-24 00:54:44,656 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-24 00:54:44,656 INFO L87 Difference]: Start difference. First operand 26 states and 28 transitions. Second operand has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-11-24 00:54:44,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 00:54:44,679 INFO L93 Difference]: Finished difference Result 26 states and 28 transitions.
[2024-11-24 00:54:44,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-24 00:54:44,680 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 29
[2024-11-24 00:54:44,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 00:54:44,680 INFO L225 Difference]: With dead ends: 26
[2024-11-24 00:54:44,680 INFO L226 Difference]: Without dead ends: 0
[2024-11-24 00:54:44,681 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
[2024-11-24 00:54:44,681 INFO L435 NwaCegarLoop]: 21 mSDtfsCounter, 0 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 61 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 00:54:44,684 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 61 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-24 00:54:44,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2024-11-24 00:54:44,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2024-11-24 00:54:44,685 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 00:54:44,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2024-11-24 00:54:44,687 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29
[2024-11-24 00:54:44,687 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 00:54:44,688 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-11-24 00:54:44,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-11-24 00:54:44,688 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2024-11-24 00:54:44,688 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2024-11-24 00:54:44,690 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 6 remaining)
[2024-11-24 00:54:44,693 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 6 remaining)
[2024-11-24 00:54:44,693 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 6 remaining)
[2024-11-24 00:54:44,693 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 6 remaining)
[2024-11-24 00:54:44,693 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 6 remaining)
[2024-11-24 00:54:44,693 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 6 remaining)
[2024-11-24 00:54:44,694 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-11-24 00:54:44,698 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1]
[2024-11-24 00:54:44,700 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2024-11-24 00:54:44,751 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-24 00:54:44,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 12:54:44 BoogieIcfgContainer
[2024-11-24 00:54:44,761 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-24 00:54:44,762 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-24 00:54:44,762 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-24 00:54:44,762 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-24 00:54:44,763 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:54:43" (3/4) ...
[2024-11-24 00:54:44,765 INFO L146 WitnessPrinter]: Generating witness for correct program
[2024-11-24 00:54:44,771 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine
[2024-11-24 00:54:44,771 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine
[2024-11-24 00:54:44,778 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges
[2024-11-24 00:54:44,778 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges
[2024-11-24 00:54:44,778 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-11-24 00:54:44,778 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-11-24 00:54:44,885 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14143b66-6c60-45f1-843f-f51a00ded8cf/bin/uautomizer-verify-LYvppIcaGC/witness.graphml
[2024-11-24 00:54:44,885 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14143b66-6c60-45f1-843f-f51a00ded8cf/bin/uautomizer-verify-LYvppIcaGC/witness.yml
[2024-11-24 00:54:44,885 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-24 00:54:44,888 INFO L158 Benchmark]: Toolchain (without parser) took 4057.17ms. Allocated memory is still 142.6MB. Free memory was 114.3MB in the beginning and 76.4MB in the end (delta: 37.9MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB.
[2024-11-24 00:54:44,888 INFO L158 Benchmark]: CDTParser took 1.15ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 74.1MB in the end (delta: 196.3kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-24 00:54:44,889 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1577.23ms. Allocated memory is still 142.6MB. Free memory was 114.3MB in the beginning and 52.7MB in the end (delta: 61.6MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB.
[2024-11-24 00:54:44,889 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.27ms. Allocated memory is still 142.6MB. Free memory was 52.7MB in the beginning and 50.1MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-24 00:54:44,890 INFO L158 Benchmark]: Boogie Preprocessor took 47.64ms. Allocated memory is still 142.6MB. Free memory was 50.1MB in the beginning and 48.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-24 00:54:44,890 INFO L158 Benchmark]: RCFGBuilder took 483.40ms. Allocated memory is still 142.6MB. Free memory was 48.5MB in the beginning and 104.6MB in the end (delta: -56.1MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB.
[2024-11-24 00:54:44,891 INFO L158 Benchmark]: TraceAbstraction took 1732.96ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 81.5MB in the end (delta: 22.3MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB.
[2024-11-24 00:54:44,891 INFO L158 Benchmark]: Witness Printer took 123.34ms. Allocated memory is still 142.6MB. Free memory was 81.5MB in the beginning and 76.4MB in the end (delta: 5.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-24 00:54:44,893 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 1.15ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 74.1MB in the end (delta: 196.3kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1577.23ms. Allocated memory is still 142.6MB. Free memory was 114.3MB in the beginning and 52.7MB in the end (delta: 61.6MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 79.27ms. Allocated memory is still 142.6MB. Free memory was 52.7MB in the beginning and 50.1MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 47.64ms. Allocated memory is still 142.6MB. Free memory was 50.1MB in the beginning and 48.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 483.40ms. Allocated memory is still 142.6MB. Free memory was 48.5MB in the beginning and 104.6MB in the end (delta: -56.1MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB.
* TraceAbstraction took 1732.96ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 81.5MB in the end (delta: 22.3MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB.
* Witness Printer took 123.34ms. Allocated memory is still 142.6MB. Free memory was 81.5MB in the beginning and 76.4MB in the end (delta: 5.2MB). 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: 1561]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1561]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1585]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1585]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1608]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1608]: 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, 49 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 7, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 53 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 52 mSDsluCounter, 460 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 236 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 32 IncrementalHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 224 mSDtfsCounter, 32 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=49occurred in iteration=0, InterpolantAutomatonStates: 23, 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, 7 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 141 NumberOfCodeBlocks, 141 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 134 ConstructedInterpolants, 0 QuantifiedInterpolants, 186 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 36/36 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
6 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-11-24 00:54:44,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14143b66-6c60-45f1-843f-f51a00ded8cf/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