./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_04_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_710f9b9e-6237-4315-9c13-16562af77a6d/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_710f9b9e-6237-4315-9c13-16562af77a6d/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_710f9b9e-6237-4315-9c13-16562af77a6d/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_710f9b9e-6237-4315-9c13-16562af77a6d/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_04_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_710f9b9e-6237-4315-9c13-16562af77a6d/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_710f9b9e-6237-4315-9c13-16562af77a6d/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 8672e85ee93646798f49e84d9bc04bfa4e0f48b04395ef4ca4eec430e9e492f0
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-23 18:36:42,408 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-23 18:36:42,493 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_710f9b9e-6237-4315-9c13-16562af77a6d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-11-23 18:36:42,498 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-23 18:36:42,498 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-23 18:36:42,525 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-23 18:36:42,526 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-23 18:36:42,527 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-23 18:36:42,527 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-23 18:36:42,527 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-23 18:36:42,528 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-23 18:36:42,528 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-23 18:36:42,529 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-23 18:36:42,529 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-23 18:36:42,529 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-23 18:36:42,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-23 18:36:42,530 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-23 18:36:42,530 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-23 18:36:42,530 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-23 18:36:42,530 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-23 18:36:42,530 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-23 18:36:42,530 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-23 18:36:42,530 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-23 18:36:42,530 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-23 18:36:42,530 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-23 18:36:42,530 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-23 18:36:42,531 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-23 18:36:42,531 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-11-23 18:36:42,531 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 18:36:42,531 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 18:36:42,531 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 18:36:42,531 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 18:36:42,532 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-23 18:36:42,532 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 18:36:42,532 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 18:36:42,532 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 18:36:42,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 18:36:42,532 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-23 18:36:42,532 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-23 18:36:42,532 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-11-23 18:36:42,532 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-23 18:36:42,532 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-23 18:36:42,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-23 18:36:42,533 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-23 18:36:42,533 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-23 18:36:42,533 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-23 18:36:42,533 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-23 18:36:42,533 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_710f9b9e-6237-4315-9c13-16562af77a6d/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 -> 8672e85ee93646798f49e84d9bc04bfa4e0f48b04395ef4ca4eec430e9e492f0
[2024-11-23 18:36:42,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-23 18:36:42,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-23 18:36:42,884 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-23 18:36:42,885 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-23 18:36:42,887 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-23 18:36:42,888 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_710f9b9e-6237-4315-9c13-16562af77a6d/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_04_good.i
[2024-11-23 18:36:45,763 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_710f9b9e-6237-4315-9c13-16562af77a6d/bin/uautomizer-verify-LYvppIcaGC/data/b034b2d2d/d8d85d4461cb43e4a192eb3b2e2a146d/FLAGc96337866
[2024-11-23 18:36:46,229 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-23 18:36:46,230 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_710f9b9e-6237-4315-9c13-16562af77a6d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_04_good.i
[2024-11-23 18:36:46,257 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_710f9b9e-6237-4315-9c13-16562af77a6d/bin/uautomizer-verify-LYvppIcaGC/data/b034b2d2d/d8d85d4461cb43e4a192eb3b2e2a146d/FLAGc96337866
[2024-11-23 18:36:46,360 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_710f9b9e-6237-4315-9c13-16562af77a6d/bin/uautomizer-verify-LYvppIcaGC/data/b034b2d2d/d8d85d4461cb43e4a192eb3b2e2a146d
[2024-11-23 18:36:46,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-23 18:36:46,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-23 18:36:46,368 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-23 18:36:46,369 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-23 18:36:46,373 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-23 18:36:46,374 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:36:46" (1/1) ...
[2024-11-23 18:36:46,375 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67565536 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:46, skipping insertion in model container
[2024-11-23 18:36:46,378 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:36:46" (1/1) ...
[2024-11-23 18:36:46,437 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-23 18:36:47,531 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 18:36:47,542 INFO L200 MainTranslator]: Completed pre-run
[2024-11-23 18:36:47,651 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 18:36:47,818 INFO L204 MainTranslator]: Completed translation
[2024-11-23 18:36:47,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:47 WrapperNode
[2024-11-23 18:36:47,819 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-23 18:36:47,820 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-23 18:36:47,820 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-23 18:36:47,820 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-23 18:36:47,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:47" (1/1) ...
[2024-11-23 18:36:47,847 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:47" (1/1) ...
[2024-11-23 18:36:47,872 INFO L138 Inliner]: procedures = 501, calls = 38, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 195
[2024-11-23 18:36:47,873 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-23 18:36:47,873 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-23 18:36:47,873 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-23 18:36:47,874 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-23 18:36:47,883 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:47" (1/1) ...
[2024-11-23 18:36:47,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:47" (1/1) ...
[2024-11-23 18:36:47,886 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:47" (1/1) ...
[2024-11-23 18:36:47,900 INFO L175 MemorySlicer]: No memory access in input program.
[2024-11-23 18:36:47,900 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:47" (1/1) ...
[2024-11-23 18:36:47,900 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:47" (1/1) ...
[2024-11-23 18:36:47,917 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:47" (1/1) ...
[2024-11-23 18:36:47,918 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:47" (1/1) ...
[2024-11-23 18:36:47,924 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:47" (1/1) ...
[2024-11-23 18:36:47,925 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:47" (1/1) ...
[2024-11-23 18:36:47,927 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:47" (1/1) ...
[2024-11-23 18:36:47,929 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-23 18:36:47,930 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-23 18:36:47,930 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-23 18:36:47,930 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-23 18:36:47,931 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:47" (1/1) ...
[2024-11-23 18:36:47,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 18:36:47,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_710f9b9e-6237-4315-9c13-16562af77a6d/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 18:36:47,973 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_710f9b9e-6237-4315-9c13-16562af77a6d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-23 18:36:47,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_710f9b9e-6237-4315-9c13-16562af77a6d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-23 18:36:48,003 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine
[2024-11-23 18:36:48,003 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine
[2024-11-23 18:36:48,003 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-11-23 18:36:48,003 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-11-23 18:36:48,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-23 18:36:48,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-23 18:36:48,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-23 18:36:48,152 INFO L234 CfgBuilder]: Building ICFG
[2024-11-23 18:36:48,154 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-23 18:36:48,593 INFO L? ?]: Removed 100 outVars from TransFormulas that were not future-live.
[2024-11-23 18:36:48,594 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-23 18:36:48,607 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-23 18:36:48,607 INFO L312 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-23 18:36:48,610 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:36:48 BoogieIcfgContainer
[2024-11-23 18:36:48,610 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-23 18:36:48,612 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-23 18:36:48,613 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-23 18:36:48,617 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-23 18:36:48,618 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:36:46" (1/3) ...
[2024-11-23 18:36:48,618 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a8af94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:36:48, skipping insertion in model container
[2024-11-23 18:36:48,618 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:47" (2/3) ...
[2024-11-23 18:36:48,619 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a8af94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:36:48, skipping insertion in model container
[2024-11-23 18:36:48,620 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:36:48" (3/3) ...
[2024-11-23 18:36:48,621 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_sub_04_good.i
[2024-11-23 18:36:48,641 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-23 18:36:48,645 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE191_Integer_Underflow__int_rand_sub_04_good.i that has 3 procedures, 103 locations, 1 initial locations, 0 loop locations, and 8 error locations.
[2024-11-23 18:36:48,711 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-23 18:36:48,726 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;@34b36bd0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-23 18:36:48,726 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations.
[2024-11-23 18:36:48,731 INFO L276 IsEmpty]: Start isEmpty. Operand has 103 states, 82 states have (on average 1.548780487804878) internal successors, (127), 94 states have internal predecessors, (127), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10)
[2024-11-23 18:36:48,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2024-11-23 18:36:48,737 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 18:36:48,738 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 18:36:48,738 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-11-23 18:36:48,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 18:36:48,746 INFO L85 PathProgramCache]: Analyzing trace with hash 1257461886, now seen corresponding path program 1 times
[2024-11-23 18:36:48,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 18:36:48,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837284116]
[2024-11-23 18:36:48,754 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 18:36:48,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 18:36:48,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 18:36:48,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 18:36:48,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 18:36:48,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837284116]
[2024-11-23 18:36:48,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837284116] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 18:36:48,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 18:36:48,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-23 18:36:48,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098759560]
[2024-11-23 18:36:48,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 18:36:48,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-23 18:36:49,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 18:36:49,014 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-23 18:36:49,015 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 18:36:49,017 INFO L87 Difference]: Start difference. First operand has 103 states, 82 states have (on average 1.548780487804878) internal successors, (127), 94 states have internal predecessors, (127), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-23 18:36:49,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 18:36:49,116 INFO L93 Difference]: Finished difference Result 179 states and 252 transitions.
[2024-11-23 18:36:49,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-23 18:36:49,121 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12
[2024-11-23 18:36:49,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 18:36:49,129 INFO L225 Difference]: With dead ends: 179
[2024-11-23 18:36:49,129 INFO L226 Difference]: Without dead ends: 94
[2024-11-23 18:36:49,132 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
[2024-11-23 18:36:49,135 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 137 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-23 18:36:49,136 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 135 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-23 18:36:49,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states.
[2024-11-23 18:36:49,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94.
[2024-11-23 18:36:49,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 76 states have (on average 1.5) internal successors, (114), 87 states have internal predecessors, (114), 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)
[2024-11-23 18:36:49,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 130 transitions.
[2024-11-23 18:36:49,181 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 130 transitions. Word has length 12
[2024-11-23 18:36:49,182 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 18:36:49,183 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 130 transitions.
[2024-11-23 18:36:49,183 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-23 18:36:49,183 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 130 transitions.
[2024-11-23 18:36:49,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2024-11-23 18:36:49,186 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 18:36:49,186 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 18:36:49,186 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-23 18:36:49,186 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-11-23 18:36:49,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 18:36:49,187 INFO L85 PathProgramCache]: Analyzing trace with hash -804808767, now seen corresponding path program 1 times
[2024-11-23 18:36:49,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 18:36:49,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152992553]
[2024-11-23 18:36:49,187 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 18:36:49,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 18:36:49,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 18:36:49,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 18:36:49,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 18:36:49,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152992553]
[2024-11-23 18:36:49,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152992553] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 18:36:49,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 18:36:49,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-23 18:36:49,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328366450]
[2024-11-23 18:36:49,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 18:36:49,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-23 18:36:49,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 18:36:49,330 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-23 18:36:49,330 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 18:36:49,330 INFO L87 Difference]: Start difference. First operand 94 states and 130 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (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)
[2024-11-23 18:36:49,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 18:36:49,369 INFO L93 Difference]: Finished difference Result 94 states and 130 transitions.
[2024-11-23 18:36:49,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-23 18:36:49,373 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 18
[2024-11-23 18:36:49,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 18:36:49,374 INFO L225 Difference]: With dead ends: 94
[2024-11-23 18:36:49,374 INFO L226 Difference]: Without dead ends: 93
[2024-11-23 18:36:49,374 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
[2024-11-23 18:36:49,375 INFO L435 NwaCegarLoop]: 126 mSDtfsCounter, 36 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-23 18:36:49,375 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 212 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-23 18:36:49,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states.
[2024-11-23 18:36:49,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93.
[2024-11-23 18:36:49,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 76 states have (on average 1.486842105263158) internal successors, (113), 86 states have internal predecessors, (113), 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)
[2024-11-23 18:36:49,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 129 transitions.
[2024-11-23 18:36:49,394 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 129 transitions. Word has length 18
[2024-11-23 18:36:49,394 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 18:36:49,394 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 129 transitions.
[2024-11-23 18:36:49,397 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (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)
[2024-11-23 18:36:49,397 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 129 transitions.
[2024-11-23 18:36:49,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2024-11-23 18:36:49,397 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 18:36:49,398 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 18:36:49,398 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-23 18:36:49,398 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-11-23 18:36:49,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 18:36:49,398 INFO L85 PathProgramCache]: Analyzing trace with hash 820732141, now seen corresponding path program 1 times
[2024-11-23 18:36:49,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 18:36:49,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051784173]
[2024-11-23 18:36:49,399 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 18:36:49,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 18:36:49,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 18:36:49,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 18:36:49,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 18:36:49,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051784173]
[2024-11-23 18:36:49,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051784173] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 18:36:49,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 18:36:49,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-23 18:36:49,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319414049]
[2024-11-23 18:36:49,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 18:36:49,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-23 18:36:49,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 18:36:49,622 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-23 18:36:49,622 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 18:36:49,623 INFO L87 Difference]: Start difference. First operand 93 states and 129 transitions. Second operand has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (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)
[2024-11-23 18:36:49,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 18:36:49,657 INFO L93 Difference]: Finished difference Result 94 states and 130 transitions.
[2024-11-23 18:36:49,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-23 18:36:49,658 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (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 19
[2024-11-23 18:36:49,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 18:36:49,659 INFO L225 Difference]: With dead ends: 94
[2024-11-23 18:36:49,659 INFO L226 Difference]: Without dead ends: 93
[2024-11-23 18:36:49,660 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
[2024-11-23 18:36:49,660 INFO L435 NwaCegarLoop]: 125 mSDtfsCounter, 36 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-23 18:36:49,661 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 208 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-23 18:36:49,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states.
[2024-11-23 18:36:49,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 92.
[2024-11-23 18:36:49,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 76 states have (on average 1.4736842105263157) internal successors, (112), 85 states have internal predecessors, (112), 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)
[2024-11-23 18:36:49,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 128 transitions.
[2024-11-23 18:36:49,671 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 128 transitions. Word has length 19
[2024-11-23 18:36:49,671 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 18:36:49,671 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 128 transitions.
[2024-11-23 18:36:49,671 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (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)
[2024-11-23 18:36:49,672 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 128 transitions.
[2024-11-23 18:36:49,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33
[2024-11-23 18:36:49,672 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 18:36:49,673 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 18:36:49,673 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-23 18:36:49,673 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-11-23 18:36:49,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 18:36:49,674 INFO L85 PathProgramCache]: Analyzing trace with hash -2000336317, now seen corresponding path program 1 times
[2024-11-23 18:36:49,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 18:36:49,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639269408]
[2024-11-23 18:36:49,674 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 18:36:49,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 18:36:49,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 18:36:49,758 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-23 18:36:49,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 18:36:49,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639269408]
[2024-11-23 18:36:49,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639269408] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 18:36:49,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 18:36:49,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-23 18:36:49,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919070189]
[2024-11-23 18:36:49,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 18:36:49,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-23 18:36:49,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 18:36:49,761 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-23 18:36:49,762 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 18:36:49,762 INFO L87 Difference]: Start difference. First operand 92 states and 128 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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)
[2024-11-23 18:36:49,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 18:36:49,786 INFO L93 Difference]: Finished difference Result 148 states and 200 transitions.
[2024-11-23 18:36:49,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-23 18:36:49,787 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 32
[2024-11-23 18:36:49,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 18:36:49,790 INFO L225 Difference]: With dead ends: 148
[2024-11-23 18:36:49,790 INFO L226 Difference]: Without dead ends: 90
[2024-11-23 18:36:49,791 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
[2024-11-23 18:36:49,792 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 111 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-23 18:36:49,792 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 120 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-23 18:36:49,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states.
[2024-11-23 18:36:49,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90.
[2024-11-23 18:36:49,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 76 states have (on average 1.4473684210526316) internal successors, (110), 83 states have internal predecessors, (110), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2024-11-23 18:36:49,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 122 transitions.
[2024-11-23 18:36:49,807 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 122 transitions. Word has length 32
[2024-11-23 18:36:49,807 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 18:36:49,807 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 122 transitions.
[2024-11-23 18:36:49,807 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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)
[2024-11-23 18:36:49,808 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 122 transitions.
[2024-11-23 18:36:49,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34
[2024-11-23 18:36:49,811 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 18:36:49,811 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 18:36:49,811 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-23 18:36:49,811 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-11-23 18:36:49,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 18:36:49,813 INFO L85 PathProgramCache]: Analyzing trace with hash 2114690354, now seen corresponding path program 1 times
[2024-11-23 18:36:49,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 18:36:49,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195444204]
[2024-11-23 18:36:49,814 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 18:36:49,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 18:36:49,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 18:36:49,876 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-23 18:36:49,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 18:36:49,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195444204]
[2024-11-23 18:36:49,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195444204] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 18:36:49,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 18:36:49,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-23 18:36:49,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196828791]
[2024-11-23 18:36:49,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 18:36:49,877 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-23 18:36:49,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 18:36:49,878 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-23 18:36:49,878 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 18:36:49,878 INFO L87 Difference]: Start difference. First operand 90 states and 122 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)
[2024-11-23 18:36:49,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 18:36:49,906 INFO L93 Difference]: Finished difference Result 90 states and 122 transitions.
[2024-11-23 18:36:49,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-23 18:36:49,906 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 33
[2024-11-23 18:36:49,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 18:36:49,908 INFO L225 Difference]: With dead ends: 90
[2024-11-23 18:36:49,908 INFO L226 Difference]: Without dead ends: 89
[2024-11-23 18:36:49,908 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
[2024-11-23 18:36:49,911 INFO L435 NwaCegarLoop]: 118 mSDtfsCounter, 36 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-23 18:36:49,911 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 196 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-23 18:36:49,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states.
[2024-11-23 18:36:49,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89.
[2024-11-23 18:36:49,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 76 states have (on average 1.4342105263157894) internal successors, (109), 82 states have internal predecessors, (109), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2024-11-23 18:36:49,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 121 transitions.
[2024-11-23 18:36:49,926 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 121 transitions. Word has length 33
[2024-11-23 18:36:49,927 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 18:36:49,927 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 121 transitions.
[2024-11-23 18:36:49,928 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)
[2024-11-23 18:36:49,928 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 121 transitions.
[2024-11-23 18:36:49,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35
[2024-11-23 18:36:49,929 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 18:36:49,929 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 18:36:49,929 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-11-23 18:36:49,929 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-11-23 18:36:49,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 18:36:49,931 INFO L85 PathProgramCache]: Analyzing trace with hash 1130891778, now seen corresponding path program 1 times
[2024-11-23 18:36:49,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 18:36:49,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170003428]
[2024-11-23 18:36:49,931 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 18:36:49,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 18:36:49,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 18:36:50,085 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-23 18:36:50,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 18:36:50,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170003428]
[2024-11-23 18:36:50,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170003428] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 18:36:50,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 18:36:50,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-23 18:36:50,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778789967]
[2024-11-23 18:36:50,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 18:36:50,086 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-23 18:36:50,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 18:36:50,087 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-23 18:36:50,087 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 18:36:50,087 INFO L87 Difference]: Start difference. First operand 89 states and 121 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)
[2024-11-23 18:36:50,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 18:36:50,110 INFO L93 Difference]: Finished difference Result 89 states and 121 transitions.
[2024-11-23 18:36:50,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-23 18:36:50,112 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 34
[2024-11-23 18:36:50,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 18:36:50,112 INFO L225 Difference]: With dead ends: 89
[2024-11-23 18:36:50,113 INFO L226 Difference]: Without dead ends: 88
[2024-11-23 18:36:50,113 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
[2024-11-23 18:36:50,113 INFO L435 NwaCegarLoop]: 116 mSDtfsCounter, 35 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-23 18:36:50,114 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 193 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-23 18:36:50,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states.
[2024-11-23 18:36:50,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88.
[2024-11-23 18:36:50,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 76 states have (on average 1.4210526315789473) internal successors, (108), 81 states have internal predecessors, (108), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2024-11-23 18:36:50,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 120 transitions.
[2024-11-23 18:36:50,129 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 120 transitions. Word has length 34
[2024-11-23 18:36:50,129 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 18:36:50,129 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 120 transitions.
[2024-11-23 18:36:50,129 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)
[2024-11-23 18:36:50,132 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 120 transitions.
[2024-11-23 18:36:50,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42
[2024-11-23 18:36:50,133 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 18:36:50,133 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 18:36:50,133 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-11-23 18:36:50,133 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-11-23 18:36:50,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 18:36:50,134 INFO L85 PathProgramCache]: Analyzing trace with hash 403832941, now seen corresponding path program 1 times
[2024-11-23 18:36:50,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 18:36:50,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410250076]
[2024-11-23 18:36:50,134 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 18:36:50,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 18:36:50,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 18:36:50,222 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-11-23 18:36:50,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 18:36:50,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410250076]
[2024-11-23 18:36:50,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410250076] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 18:36:50,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 18:36:50,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-23 18:36:50,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174135208]
[2024-11-23 18:36:50,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 18:36:50,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-23 18:36:50,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 18:36:50,225 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-23 18:36:50,225 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 18:36:50,225 INFO L87 Difference]: Start difference. First operand 88 states and 120 transitions. Second operand has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 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)
[2024-11-23 18:36:50,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 18:36:50,247 INFO L93 Difference]: Finished difference Result 88 states and 120 transitions.
[2024-11-23 18:36:50,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-23 18:36:50,247 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 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 41
[2024-11-23 18:36:50,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 18:36:50,248 INFO L225 Difference]: With dead ends: 88
[2024-11-23 18:36:50,248 INFO L226 Difference]: Without dead ends: 87
[2024-11-23 18:36:50,248 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
[2024-11-23 18:36:50,249 INFO L435 NwaCegarLoop]: 116 mSDtfsCounter, 1 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 228 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
[2024-11-23 18:36:50,249 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 228 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-23 18:36:50,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states.
[2024-11-23 18:36:50,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87.
[2024-11-23 18:36:50,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 76 states have (on average 1.4078947368421053) internal successors, (107), 80 states have internal predecessors, (107), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2024-11-23 18:36:50,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 119 transitions.
[2024-11-23 18:36:50,262 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 119 transitions. Word has length 41
[2024-11-23 18:36:50,262 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 18:36:50,262 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 119 transitions.
[2024-11-23 18:36:50,262 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 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)
[2024-11-23 18:36:50,262 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 119 transitions.
[2024-11-23 18:36:50,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43
[2024-11-23 18:36:50,265 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 18:36:50,265 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 18:36:50,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-11-23 18:36:50,266 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-11-23 18:36:50,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 18:36:50,266 INFO L85 PathProgramCache]: Analyzing trace with hash -366080449, now seen corresponding path program 1 times
[2024-11-23 18:36:50,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 18:36:50,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898529844]
[2024-11-23 18:36:50,266 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 18:36:50,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 18:36:50,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 18:36:50,347 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-11-23 18:36:50,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 18:36:50,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898529844]
[2024-11-23 18:36:50,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898529844] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 18:36:50,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 18:36:50,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-23 18:36:50,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76697339]
[2024-11-23 18:36:50,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 18:36:50,348 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-23 18:36:50,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 18:36:50,348 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-23 18:36:50,348 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 18:36:50,348 INFO L87 Difference]: Start difference. First operand 87 states and 119 transitions. Second operand has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 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)
[2024-11-23 18:36:50,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 18:36:50,366 INFO L93 Difference]: Finished difference Result 87 states and 119 transitions.
[2024-11-23 18:36:50,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-23 18:36:50,366 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 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 42
[2024-11-23 18:36:50,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 18:36:50,367 INFO L225 Difference]: With dead ends: 87
[2024-11-23 18:36:50,367 INFO L226 Difference]: Without dead ends: 86
[2024-11-23 18:36:50,368 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
[2024-11-23 18:36:50,368 INFO L435 NwaCegarLoop]: 116 mSDtfsCounter, 0 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 228 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
[2024-11-23 18:36:50,369 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 228 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-23 18:36:50,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states.
[2024-11-23 18:36:50,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86.
[2024-11-23 18:36:50,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 76 states have (on average 1.394736842105263) internal successors, (106), 79 states have internal predecessors, (106), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2024-11-23 18:36:50,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 118 transitions.
[2024-11-23 18:36:50,379 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 118 transitions. Word has length 42
[2024-11-23 18:36:50,383 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 18:36:50,383 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 118 transitions.
[2024-11-23 18:36:50,383 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 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)
[2024-11-23 18:36:50,383 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 118 transitions.
[2024-11-23 18:36:50,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2024-11-23 18:36:50,384 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 18:36:50,384 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 18:36:50,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2024-11-23 18:36:50,385 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-11-23 18:36:50,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 18:36:50,385 INFO L85 PathProgramCache]: Analyzing trace with hash -517882348, now seen corresponding path program 1 times
[2024-11-23 18:36:50,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 18:36:50,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765886816]
[2024-11-23 18:36:50,385 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 18:36:50,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 18:36:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 18:36:50,470 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-11-23 18:36:50,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 18:36:50,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765886816]
[2024-11-23 18:36:50,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765886816] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 18:36:50,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 18:36:50,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-23 18:36:50,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392470247]
[2024-11-23 18:36:50,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 18:36:50,471 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-23 18:36:50,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 18:36:50,472 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-23 18:36:50,472 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 18:36:50,472 INFO L87 Difference]: Start difference. First operand 86 states and 118 transitions. Second operand has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-23 18:36:50,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 18:36:50,490 INFO L93 Difference]: Finished difference Result 86 states and 118 transitions.
[2024-11-23 18:36:50,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-23 18:36:50,491 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 51
[2024-11-23 18:36:50,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 18:36:50,492 INFO L225 Difference]: With dead ends: 86
[2024-11-23 18:36:50,492 INFO L226 Difference]: Without dead ends: 85
[2024-11-23 18:36:50,492 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
[2024-11-23 18:36:50,494 INFO L435 NwaCegarLoop]: 115 mSDtfsCounter, 1 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-23 18:36:50,495 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 227 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-23 18:36:50,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states.
[2024-11-23 18:36:50,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85.
[2024-11-23 18:36:50,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 76 states have (on average 1.381578947368421) internal successors, (105), 78 states have internal predecessors, (105), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2024-11-23 18:36:50,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 117 transitions.
[2024-11-23 18:36:50,506 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 117 transitions. Word has length 51
[2024-11-23 18:36:50,506 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 18:36:50,506 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 117 transitions.
[2024-11-23 18:36:50,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-23 18:36:50,507 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 117 transitions.
[2024-11-23 18:36:50,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2024-11-23 18:36:50,508 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 18:36:50,508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 18:36:50,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2024-11-23 18:36:50,508 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-11-23 18:36:50,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 18:36:50,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1125516683, now seen corresponding path program 1 times
[2024-11-23 18:36:50,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 18:36:50,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681128219]
[2024-11-23 18:36:50,509 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 18:36:50,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 18:36:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 18:36:50,586 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-11-23 18:36:50,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 18:36:50,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681128219]
[2024-11-23 18:36:50,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681128219] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 18:36:50,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 18:36:50,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-23 18:36:50,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863842918]
[2024-11-23 18:36:50,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 18:36:50,587 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-23 18:36:50,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 18:36:50,587 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-23 18:36:50,587 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 18:36:50,587 INFO L87 Difference]: Start difference. First operand 85 states and 117 transitions. Second operand has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-23 18:36:50,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 18:36:50,599 INFO L93 Difference]: Finished difference Result 85 states and 117 transitions.
[2024-11-23 18:36:50,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-23 18:36:50,600 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 52
[2024-11-23 18:36:50,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 18:36:50,600 INFO L225 Difference]: With dead ends: 85
[2024-11-23 18:36:50,600 INFO L226 Difference]: Without dead ends: 0
[2024-11-23 18:36:50,601 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
[2024-11-23 18:36:50,601 INFO L435 NwaCegarLoop]: 115 mSDtfsCounter, 0 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 227 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
[2024-11-23 18:36:50,601 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 227 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-23 18:36:50,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2024-11-23 18:36:50,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2024-11-23 18:36:50,602 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)
[2024-11-23 18:36:50,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2024-11-23 18:36:50,602 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52
[2024-11-23 18:36:50,602 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 18:36:50,602 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-11-23 18:36:50,603 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-23 18:36:50,603 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2024-11-23 18:36:50,603 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2024-11-23 18:36:50,607 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining)
[2024-11-23 18:36:50,607 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining)
[2024-11-23 18:36:50,607 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining)
[2024-11-23 18:36:50,608 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining)
[2024-11-23 18:36:50,608 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining)
[2024-11-23 18:36:50,608 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining)
[2024-11-23 18:36:50,608 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining)
[2024-11-23 18:36:50,608 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining)
[2024-11-23 18:36:50,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2024-11-23 18:36:50,612 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 18:36:50,614 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2024-11-23 18:36:50,742 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-23 18:36:50,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:36:50 BoogieIcfgContainer
[2024-11-23 18:36:50,751 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-23 18:36:50,751 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-23 18:36:50,751 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-23 18:36:50,751 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-23 18:36:50,752 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:36:48" (3/4) ...
[2024-11-23 18:36:50,755 INFO L146 WitnessPrinter]: Generating witness for correct program
[2024-11-23 18:36:50,760 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine
[2024-11-23 18:36:50,760 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine
[2024-11-23 18:36:50,768 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges
[2024-11-23 18:36:50,768 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges
[2024-11-23 18:36:50,769 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-11-23 18:36:50,769 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-11-23 18:36:50,875 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_710f9b9e-6237-4315-9c13-16562af77a6d/bin/uautomizer-verify-LYvppIcaGC/witness.graphml
[2024-11-23 18:36:50,875 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_710f9b9e-6237-4315-9c13-16562af77a6d/bin/uautomizer-verify-LYvppIcaGC/witness.yml
[2024-11-23 18:36:50,875 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-23 18:36:50,876 INFO L158 Benchmark]: Toolchain (without parser) took 4510.66ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 61.7MB in the end (delta: 27.9MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB.
[2024-11-23 18:36:50,876 INFO L158 Benchmark]: CDTParser took 1.51ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 18:36:50,877 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1451.04ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 78.6MB in the end (delta: 10.7MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB.
[2024-11-23 18:36:50,878 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.09ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 75.7MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 18:36:50,878 INFO L158 Benchmark]: Boogie Preprocessor took 56.10ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 73.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 18:36:50,878 INFO L158 Benchmark]: RCFGBuilder took 679.97ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 51.0MB in the end (delta: 22.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-11-23 18:36:50,879 INFO L158 Benchmark]: TraceAbstraction took 2138.67ms. Allocated memory is still 117.4MB. Free memory was 50.4MB in the beginning and 68.0MB in the end (delta: -17.6MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 18:36:50,879 INFO L158 Benchmark]: Witness Printer took 123.97ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 61.7MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-23 18:36:50,882 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 1.51ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1451.04ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 78.6MB in the end (delta: 10.7MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 53.09ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 75.7MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 56.10ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 73.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 679.97ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 51.0MB in the end (delta: 22.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
* TraceAbstraction took 2138.67ms. Allocated memory is still 117.4MB. Free memory was 50.4MB in the beginning and 68.0MB in the end (delta: -17.6MB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Printer took 123.97ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 61.7MB in the end (delta: 6.3MB). 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: 1566]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1566]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1587]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1587]: 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: 1611]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1627]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1627]: 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, 103 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 10, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 394 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 393 mSDsluCounter, 1974 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 772 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 55 IncrementalHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 1202 mSDtfsCounter, 55 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=103occurred in iteration=0, InterpolantAutomatonStates: 30, 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, 10 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 334 NumberOfCodeBlocks, 334 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 324 ConstructedInterpolants, 0 QuantifiedInterpolants, 418 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 60/60 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
8 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-11-23 18:36:50,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_710f9b9e-6237-4315-9c13-16562af77a6d/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