./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test1-2.i --full-output --architecture 32bit


--------------------------------------------------------------------------------


Checking for overflows
Using default analysis
Version 3061b6dc
Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test1-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 32bit --witnessprinter.graph.data.programhash 112ef0f8366461020cac5f2ac7dec2d7e41f31b24e653cd7734885d2bb23b087
--- Real Ultimate output ---
This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m
[2024-11-19 13:39:44,463 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-19 13:39:44,547 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf
[2024-11-19 13:39:44,553 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-19 13:39:44,554 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-19 13:39:44,584 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-19 13:39:44,585 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-19 13:39:44,585 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-19 13:39:44,586 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-19 13:39:44,587 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-11-19 13:39:44,587 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-19 13:39:44,588 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-19 13:39:44,588 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-19 13:39:44,589 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-19 13:39:44,591 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-11-19 13:39:44,592 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-19 13:39:44,592 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-11-19 13:39:44,592 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-11-19 13:39:44,592 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-11-19 13:39:44,593 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-11-19 13:39:44,593 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-19 13:39:44,593 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-11-19 13:39:44,597 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-19 13:39:44,597 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-11-19 13:39:44,598 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-11-19 13:39:44,598 INFO  L153        SettingsManager]:  * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-19 13:39:44,598 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2024-11-19 13:39:44,598 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-11-19 13:39:44,598 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-11-19 13:39:44,599 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-19 13:39:44,599 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-19 13:39:44,599 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-11-19 13:39:44,599 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-11-19 13:39:44,600 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-11-19 13:39:44,600 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-19 13:39:44,600 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-19 13:39:44,602 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-19 13:39:44,602 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-19 13:39:44,603 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-11-19 13:39:44,603 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-19 13:39:44,603 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-19 13:39:44,604 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-19 13:39:44,604 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-11-19 13:39:44,604 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-19 13:39:44,605 INFO  L153        SettingsManager]:  * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
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 -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 112ef0f8366461020cac5f2ac7dec2d7e41f31b24e653cd7734885d2bb23b087
[2024-11-19 13:39:44,893 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-19 13:39:44,919 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-19 13:39:44,921 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-19 13:39:44,923 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-19 13:39:44,923 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-19 13:39:44,924 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test1-2.i
[2024-11-19 13:39:46,282 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-11-19 13:39:46,544 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-19 13:39:46,545 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test1-2.i
[2024-11-19 13:39:46,566 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a68ea98e6/c086580dc1d04b758c2f3610c73b847c/FLAGb1c0d29cf
[2024-11-19 13:39:46,582 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a68ea98e6/c086580dc1d04b758c2f3610c73b847c
[2024-11-19 13:39:46,584 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-19 13:39:46,585 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-19 13:39:46,587 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-19 13:39:46,587 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-19 13:39:46,592 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-19 13:39:46,593 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:39:46" (1/1) ...
[2024-11-19 13:39:46,593 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d54af5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:39:46, skipping insertion in model container
[2024-11-19 13:39:46,594 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:39:46" (1/1) ...
[2024-11-19 13:39:46,659 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-19 13:39:47,179 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-19 13:39:47,206 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-19 13:39:47,322 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-19 13:39:47,362 INFO  L204         MainTranslator]: Completed translation
[2024-11-19 13:39:47,362 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:39:47 WrapperNode
[2024-11-19 13:39:47,363 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-19 13:39:47,364 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-19 13:39:47,364 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-19 13:39:47,364 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-19 13:39:47,370 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:39:47" (1/1) ...
[2024-11-19 13:39:47,410 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:39:47" (1/1) ...
[2024-11-19 13:39:47,468 INFO  L138                Inliner]: procedures = 176, calls = 221, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 971
[2024-11-19 13:39:47,473 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-19 13:39:47,474 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-19 13:39:47,474 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-19 13:39:47,474 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-19 13:39:47,485 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:39:47" (1/1) ...
[2024-11-19 13:39:47,485 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:39:47" (1/1) ...
[2024-11-19 13:39:47,494 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:39:47" (1/1) ...
[2024-11-19 13:39:47,583 INFO  L175           MemorySlicer]: Split 206 memory accesses to 2 slices as follows [2, 204]. 99 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 50 writes are split as follows [0, 50].
[2024-11-19 13:39:47,583 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:39:47" (1/1) ...
[2024-11-19 13:39:47,583 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:39:47" (1/1) ...
[2024-11-19 13:39:47,617 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:39:47" (1/1) ...
[2024-11-19 13:39:47,631 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:39:47" (1/1) ...
[2024-11-19 13:39:47,638 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:39:47" (1/1) ...
[2024-11-19 13:39:47,646 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:39:47" (1/1) ...
[2024-11-19 13:39:47,660 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-19 13:39:47,663 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-19 13:39:47,664 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-19 13:39:47,664 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-19 13:39:47,665 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:39:47" (1/1) ...
[2024-11-19 13:39:47,671 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-19 13:39:47,682 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-19 13:39:47,697 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-19 13:39:47,699 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-19 13:39:47,737 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int#0
[2024-11-19 13:39:47,737 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int#1
[2024-11-19 13:39:47,738 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int#0
[2024-11-19 13:39:47,738 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int#1
[2024-11-19 13:39:47,738 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0
[2024-11-19 13:39:47,738 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1
[2024-11-19 13:39:47,738 INFO  L138     BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0
[2024-11-19 13:39:47,738 INFO  L138     BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1
[2024-11-19 13:39:47,738 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2024-11-19 13:39:47,738 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-19 13:39:47,739 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$#0
[2024-11-19 13:39:47,739 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$#1
[2024-11-19 13:39:47,739 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$#0
[2024-11-19 13:39:47,739 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$#1
[2024-11-19 13:39:47,739 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-11-19 13:39:47,739 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-19 13:39:47,739 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int#1
[2024-11-19 13:39:47,740 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-19 13:39:47,740 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-19 13:39:47,924 INFO  L238             CfgBuilder]: Building ICFG
[2024-11-19 13:39:47,926 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-19 13:39:49,014 INFO  L?                        ?]: Removed 230 outVars from TransFormulas that were not future-live.
[2024-11-19 13:39:49,014 INFO  L287             CfgBuilder]: Performing block encoding
[2024-11-19 13:39:49,036 INFO  L311             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-19 13:39:49,039 INFO  L316             CfgBuilder]: Removed 40 assume(true) statements.
[2024-11-19 13:39:49,040 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 01:39:49 BoogieIcfgContainer
[2024-11-19 13:39:49,040 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-19 13:39:49,042 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-19 13:39:49,042 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-11-19 13:39:49,045 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-11-19 13:39:49,045 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 01:39:46" (1/3) ...
[2024-11-19 13:39:49,046 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28ef5817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 01:39:49, skipping insertion in model container
[2024-11-19 13:39:49,046 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:39:47" (2/3) ...
[2024-11-19 13:39:49,047 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28ef5817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 01:39:49, skipping insertion in model container
[2024-11-19 13:39:49,047 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 01:39:49" (3/3) ...
[2024-11-19 13:39:49,048 INFO  L112   eAbstractionObserver]: Analyzing ICFG uthash_SAX_nondet_test1-2.i
[2024-11-19 13:39:49,064 INFO  L214   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-19 13:39:49,064 INFO  L154   ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations.
[2024-11-19 13:39:49,131 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-19 13:39:49,139 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;@260abece, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-19 13:39:49,139 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 6 error locations.
[2024-11-19 13:39:49,144 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 258 states, 247 states have (on average 1.6153846153846154) internal successors, (399), 253 states have internal predecessors, (399), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-19 13:39:49,152 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2024-11-19 13:39:49,152 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-19 13:39:49,153 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1]
[2024-11-19 13:39:49,154 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-19 13:39:49,159 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-19 13:39:49,160 INFO  L85        PathProgramCache]: Analyzing trace with hash 1363672333, now seen corresponding path program 1 times
[2024-11-19 13:39:49,168 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-19 13:39:49,168 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480653408]
[2024-11-19 13:39:49,169 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:39:49,169 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-19 13:39:49,277 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:39:49,365 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-19 13:39:49,368 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-19 13:39:49,369 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480653408]
[2024-11-19 13:39:49,369 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480653408] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-19 13:39:49,369 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-19 13:39:49,370 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-19 13:39:49,371 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539854448]
[2024-11-19 13:39:49,372 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-19 13:39:49,376 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-19 13:39:49,376 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-19 13:39:49,401 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-19 13:39:49,402 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-19 13:39:49,406 INFO  L87              Difference]: Start difference. First operand  has 258 states, 247 states have (on average 1.6153846153846154) internal successors, (399), 253 states have internal predecessors, (399), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand  has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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)
[2024-11-19 13:39:49,519 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-19 13:39:49,523 INFO  L93              Difference]: Finished difference Result 711 states and 1127 transitions.
[2024-11-19 13:39:49,525 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-11-19 13:39:49,526 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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) Word has length 6
[2024-11-19 13:39:49,527 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-19 13:39:49,542 INFO  L225             Difference]: With dead ends: 711
[2024-11-19 13:39:49,542 INFO  L226             Difference]: Without dead ends: 413
[2024-11-19 13:39:49,547 INFO  L431           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
[2024-11-19 13:39:49,552 INFO  L432           NwaCegarLoop]: 398 mSDtfsCounter, 278 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 749 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-19 13:39:49,553 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 749 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-19 13:39:49,572 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 413 states.
[2024-11-19 13:39:49,615 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 216.
[2024-11-19 13:39:49,618 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 216 states, 206 states have (on average 1.4466019417475728) internal successors, (298), 211 states have internal predecessors, (298), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-19 13:39:49,620 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 304 transitions.
[2024-11-19 13:39:49,625 INFO  L78                 Accepts]: Start accepts. Automaton has 216 states and 304 transitions. Word has length 6
[2024-11-19 13:39:49,625 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-19 13:39:49,626 INFO  L471      AbstractCegarLoop]: Abstraction has 216 states and 304 transitions.
[2024-11-19 13:39:49,626 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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)
[2024-11-19 13:39:49,626 INFO  L276                IsEmpty]: Start isEmpty. Operand 216 states and 304 transitions.
[2024-11-19 13:39:49,626 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2024-11-19 13:39:49,627 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-19 13:39:49,628 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1]
[2024-11-19 13:39:49,628 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-19 13:39:49,628 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-19 13:39:49,629 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-19 13:39:49,629 INFO  L85        PathProgramCache]: Analyzing trace with hash 1362998889, now seen corresponding path program 1 times
[2024-11-19 13:39:49,629 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-19 13:39:49,629 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418351672]
[2024-11-19 13:39:49,629 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:39:49,630 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-19 13:39:49,676 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:39:49,871 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-19 13:39:49,872 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-19 13:39:49,872 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418351672]
[2024-11-19 13:39:49,872 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418351672] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-19 13:39:49,872 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-19 13:39:49,872 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-19 13:39:49,873 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854752195]
[2024-11-19 13:39:49,873 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-19 13:39:49,874 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-19 13:39:49,874 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-19 13:39:49,878 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-19 13:39:49,879 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-19 13:39:49,879 INFO  L87              Difference]: Start difference. First operand 216 states and 304 transitions. Second operand  has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 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)
[2024-11-19 13:39:49,922 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-19 13:39:49,923 INFO  L93              Difference]: Finished difference Result 221 states and 310 transitions.
[2024-11-19 13:39:49,926 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-11-19 13:39:49,927 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 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) Word has length 6
[2024-11-19 13:39:49,927 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-19 13:39:49,928 INFO  L225             Difference]: With dead ends: 221
[2024-11-19 13:39:49,928 INFO  L226             Difference]: Without dead ends: 220
[2024-11-19 13:39:49,929 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-19 13:39:49,930 INFO  L432           NwaCegarLoop]: 300 mSDtfsCounter, 2 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 596 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-19 13:39:49,932 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 596 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-19 13:39:49,934 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 220 states.
[2024-11-19 13:39:49,965 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 219.
[2024-11-19 13:39:49,969 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 219 states, 209 states have (on average 1.4401913875598087) internal successors, (301), 214 states have internal predecessors, (301), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-19 13:39:49,971 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 307 transitions.
[2024-11-19 13:39:49,971 INFO  L78                 Accepts]: Start accepts. Automaton has 219 states and 307 transitions. Word has length 6
[2024-11-19 13:39:49,971 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-19 13:39:49,971 INFO  L471      AbstractCegarLoop]: Abstraction has 219 states and 307 transitions.
[2024-11-19 13:39:49,972 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 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)
[2024-11-19 13:39:49,972 INFO  L276                IsEmpty]: Start isEmpty. Operand 219 states and 307 transitions.
[2024-11-19 13:39:49,973 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2024-11-19 13:39:49,973 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-19 13:39:49,973 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-19 13:39:49,973 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-19 13:39:49,973 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-19 13:39:49,974 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-19 13:39:49,974 INFO  L85        PathProgramCache]: Analyzing trace with hash -696707334, now seen corresponding path program 1 times
[2024-11-19 13:39:49,975 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-19 13:39:49,975 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266589872]
[2024-11-19 13:39:49,975 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:39:49,975 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-19 13:39:49,989 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:39:50,149 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-19 13:39:50,150 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-19 13:39:50,150 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266589872]
[2024-11-19 13:39:50,150 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266589872] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-19 13:39:50,150 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-19 13:39:50,151 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-19 13:39:50,151 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390706972]
[2024-11-19 13:39:50,151 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-19 13:39:50,151 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-19 13:39:50,152 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-19 13:39:50,152 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-19 13:39:50,152 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-19 13:39:50,153 INFO  L87              Difference]: Start difference. First operand 219 states and 307 transitions. Second operand  has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 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)
[2024-11-19 13:39:50,179 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-19 13:39:50,179 INFO  L93              Difference]: Finished difference Result 221 states and 309 transitions.
[2024-11-19 13:39:50,180 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-11-19 13:39:50,180 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 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) Word has length 7
[2024-11-19 13:39:50,180 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-19 13:39:50,181 INFO  L225             Difference]: With dead ends: 221
[2024-11-19 13:39:50,181 INFO  L226             Difference]: Without dead ends: 220
[2024-11-19 13:39:50,182 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-19 13:39:50,183 INFO  L432           NwaCegarLoop]: 301 mSDtfsCounter, 0 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 597 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-19 13:39:50,184 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 597 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-19 13:39:50,184 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 220 states.
[2024-11-19 13:39:50,195 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 220.
[2024-11-19 13:39:50,196 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 220 states, 210 states have (on average 1.438095238095238) internal successors, (302), 215 states have internal predecessors, (302), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-19 13:39:50,197 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 308 transitions.
[2024-11-19 13:39:50,197 INFO  L78                 Accepts]: Start accepts. Automaton has 220 states and 308 transitions. Word has length 7
[2024-11-19 13:39:50,198 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-19 13:39:50,198 INFO  L471      AbstractCegarLoop]: Abstraction has 220 states and 308 transitions.
[2024-11-19 13:39:50,198 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 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)
[2024-11-19 13:39:50,198 INFO  L276                IsEmpty]: Start isEmpty. Operand 220 states and 308 transitions.
[2024-11-19 13:39:50,201 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 81
[2024-11-19 13:39:50,201 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-19 13:39:50,201 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 1, 1, 1, 1, 1, 1]
[2024-11-19 13:39:50,202 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-19 13:39:50,202 INFO  L396      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-19 13:39:50,202 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-19 13:39:50,203 INFO  L85        PathProgramCache]: Analyzing trace with hash 34814661, now seen corresponding path program 1 times
[2024-11-19 13:39:50,203 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-19 13:39:50,203 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618013915]
[2024-11-19 13:39:50,203 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:39:50,203 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-19 13:39:50,272 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:39:50,504 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-19 13:39:50,504 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-19 13:39:50,504 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618013915]
[2024-11-19 13:39:50,504 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618013915] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-19 13:39:50,504 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-19 13:39:50,504 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-11-19 13:39:50,505 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586639380]
[2024-11-19 13:39:50,505 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-19 13:39:50,505 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-19 13:39:50,505 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-19 13:39:50,506 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-19 13:39:50,506 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-11-19 13:39:50,507 INFO  L87              Difference]: Start difference. First operand 220 states and 308 transitions. Second operand  has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 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)
[2024-11-19 13:39:50,602 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-19 13:39:50,603 INFO  L93              Difference]: Finished difference Result 436 states and 612 transitions.
[2024-11-19 13:39:50,606 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-11-19 13:39:50,606 INFO  L78                 Accepts]: Start accepts. Automaton has  has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 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) Word has length 80
[2024-11-19 13:39:50,607 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-19 13:39:50,608 INFO  L225             Difference]: With dead ends: 436
[2024-11-19 13:39:50,608 INFO  L226             Difference]: Without dead ends: 223
[2024-11-19 13:39:50,609 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-11-19 13:39:50,610 INFO  L432           NwaCegarLoop]: 275 mSDtfsCounter, 102 mSDsluCounter, 531 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 806 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-19 13:39:50,612 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 806 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-19 13:39:50,612 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 223 states.
[2024-11-19 13:39:50,619 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 220.
[2024-11-19 13:39:50,621 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 220 states, 210 states have (on average 1.4047619047619047) internal successors, (295), 215 states have internal predecessors, (295), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-19 13:39:50,622 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 301 transitions.
[2024-11-19 13:39:50,622 INFO  L78                 Accepts]: Start accepts. Automaton has 220 states and 301 transitions. Word has length 80
[2024-11-19 13:39:50,625 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-19 13:39:50,625 INFO  L471      AbstractCegarLoop]: Abstraction has 220 states and 301 transitions.
[2024-11-19 13:39:50,626 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 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)
[2024-11-19 13:39:50,626 INFO  L276                IsEmpty]: Start isEmpty. Operand 220 states and 301 transitions.
[2024-11-19 13:39:50,629 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 81
[2024-11-19 13:39:50,631 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-19 13:39:50,631 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 1, 1, 1, 1, 1, 1]
[2024-11-19 13:39:50,631 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-19 13:39:50,632 INFO  L396      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-19 13:39:50,632 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-19 13:39:50,632 INFO  L85        PathProgramCache]: Analyzing trace with hash 603954361, now seen corresponding path program 1 times
[2024-11-19 13:39:50,634 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-19 13:39:50,634 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675419234]
[2024-11-19 13:39:50,634 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:39:50,634 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-19 13:39:50,703 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:39:50,856 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-19 13:39:50,857 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-19 13:39:50,857 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675419234]
[2024-11-19 13:39:50,858 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675419234] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-19 13:39:50,858 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-19 13:39:50,858 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-19 13:39:50,858 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435059371]
[2024-11-19 13:39:50,859 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-19 13:39:50,859 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-19 13:39:50,859 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-19 13:39:50,860 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-19 13:39:50,860 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-19 13:39:50,860 INFO  L87              Difference]: Start difference. First operand 220 states and 301 transitions. Second operand  has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 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)
[2024-11-19 13:39:50,915 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-19 13:39:50,918 INFO  L93              Difference]: Finished difference Result 439 states and 604 transitions.
[2024-11-19 13:39:50,918 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-11-19 13:39:50,918 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 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) Word has length 80
[2024-11-19 13:39:50,919 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-19 13:39:50,920 INFO  L225             Difference]: With dead ends: 439
[2024-11-19 13:39:50,920 INFO  L226             Difference]: Without dead ends: 226
[2024-11-19 13:39:50,921 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-19 13:39:50,925 INFO  L432           NwaCegarLoop]: 290 mSDtfsCounter, 1 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 558 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-19 13:39:50,925 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 558 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-19 13:39:50,926 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 226 states.
[2024-11-19 13:39:50,933 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 226.
[2024-11-19 13:39:50,933 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 226 states, 216 states have (on average 1.3935185185185186) internal successors, (301), 221 states have internal predecessors, (301), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-19 13:39:50,935 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 307 transitions.
[2024-11-19 13:39:50,935 INFO  L78                 Accepts]: Start accepts. Automaton has 226 states and 307 transitions. Word has length 80
[2024-11-19 13:39:50,936 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-19 13:39:50,936 INFO  L471      AbstractCegarLoop]: Abstraction has 226 states and 307 transitions.
[2024-11-19 13:39:50,936 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 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)
[2024-11-19 13:39:50,936 INFO  L276                IsEmpty]: Start isEmpty. Operand 226 states and 307 transitions.
[2024-11-19 13:39:50,938 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 81
[2024-11-19 13:39:50,940 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-19 13:39:50,940 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 1, 1, 1, 1, 1, 1]
[2024-11-19 13:39:50,941 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-11-19 13:39:50,941 INFO  L396      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-19 13:39:50,941 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-19 13:39:50,941 INFO  L85        PathProgramCache]: Analyzing trace with hash 1085034619, now seen corresponding path program 1 times
[2024-11-19 13:39:50,942 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-19 13:39:50,942 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172216710]
[2024-11-19 13:39:50,942 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:39:50,942 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-19 13:39:50,997 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:39:51,087 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-19 13:39:51,088 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-19 13:39:51,088 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172216710]
[2024-11-19 13:39:51,088 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172216710] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-19 13:39:51,089 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-19 13:39:51,089 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-19 13:39:51,089 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396226343]
[2024-11-19 13:39:51,089 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-19 13:39:51,090 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-19 13:39:51,090 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-19 13:39:51,090 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-19 13:39:51,090 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-19 13:39:51,091 INFO  L87              Difference]: Start difference. First operand 226 states and 307 transitions. Second operand  has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 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)
[2024-11-19 13:39:51,131 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-19 13:39:51,132 INFO  L93              Difference]: Finished difference Result 578 states and 800 transitions.
[2024-11-19 13:39:51,133 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-11-19 13:39:51,133 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 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) Word has length 80
[2024-11-19 13:39:51,135 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-19 13:39:51,137 INFO  L225             Difference]: With dead ends: 578
[2024-11-19 13:39:51,137 INFO  L226             Difference]: Without dead ends: 359
[2024-11-19 13:39:51,137 INFO  L431           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
[2024-11-19 13:39:51,139 INFO  L432           NwaCegarLoop]: 295 mSDtfsCounter, 134 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 582 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-19 13:39:51,141 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 582 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-19 13:39:51,142 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 359 states.
[2024-11-19 13:39:51,152 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 359.
[2024-11-19 13:39:51,153 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 359 states, 349 states have (on average 1.4126074498567336) internal successors, (493), 354 states have internal predecessors, (493), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-19 13:39:51,154 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 499 transitions.
[2024-11-19 13:39:51,155 INFO  L78                 Accepts]: Start accepts. Automaton has 359 states and 499 transitions. Word has length 80
[2024-11-19 13:39:51,155 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-19 13:39:51,155 INFO  L471      AbstractCegarLoop]: Abstraction has 359 states and 499 transitions.
[2024-11-19 13:39:51,155 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 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)
[2024-11-19 13:39:51,155 INFO  L276                IsEmpty]: Start isEmpty. Operand 359 states and 499 transitions.
[2024-11-19 13:39:51,158 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 96
[2024-11-19 13:39:51,160 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-19 13:39:51,160 INFO  L215           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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-19 13:39:51,160 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-11-19 13:39:51,160 INFO  L396      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-19 13:39:51,161 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-19 13:39:51,161 INFO  L85        PathProgramCache]: Analyzing trace with hash -1857385142, now seen corresponding path program 1 times
[2024-11-19 13:39:51,161 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-19 13:39:51,161 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442390415]
[2024-11-19 13:39:51,161 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:39:51,162 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-19 13:39:51,240 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:39:51,420 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:39:51,420 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-19 13:39:51,420 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442390415]
[2024-11-19 13:39:51,420 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442390415] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-19 13:39:51,420 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-19 13:39:51,420 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-19 13:39:51,421 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240318422]
[2024-11-19 13:39:51,421 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-19 13:39:51,421 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-19 13:39:51,421 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-19 13:39:51,422 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-19 13:39:51,422 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-19 13:39:51,422 INFO  L87              Difference]: Start difference. First operand 359 states and 499 transitions. Second operand  has 4 states, 3 states have (on average 29.333333333333332) internal successors, (88), 4 states have internal predecessors, (88), 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)
[2024-11-19 13:39:51,460 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-19 13:39:51,461 INFO  L93              Difference]: Finished difference Result 425 states and 585 transitions.
[2024-11-19 13:39:51,461 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-11-19 13:39:51,462 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 29.333333333333332) internal successors, (88), 4 states have internal predecessors, (88), 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 95
[2024-11-19 13:39:51,463 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-19 13:39:51,465 INFO  L225             Difference]: With dead ends: 425
[2024-11-19 13:39:51,466 INFO  L226             Difference]: Without dead ends: 423
[2024-11-19 13:39:51,467 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-19 13:39:51,469 INFO  L432           NwaCegarLoop]: 334 mSDtfsCounter, 186 mSDsluCounter, 620 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 954 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-19 13:39:51,469 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [187 Valid, 954 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-19 13:39:51,470 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 423 states.
[2024-11-19 13:39:51,482 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 423.
[2024-11-19 13:39:51,483 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 423 states, 410 states have (on average 1.3926829268292682) internal successors, (571), 415 states have internal predecessors, (571), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2024-11-19 13:39:51,484 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 583 transitions.
[2024-11-19 13:39:51,485 INFO  L78                 Accepts]: Start accepts. Automaton has 423 states and 583 transitions. Word has length 95
[2024-11-19 13:39:51,486 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-19 13:39:51,486 INFO  L471      AbstractCegarLoop]: Abstraction has 423 states and 583 transitions.
[2024-11-19 13:39:51,486 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 29.333333333333332) internal successors, (88), 4 states have internal predecessors, (88), 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)
[2024-11-19 13:39:51,487 INFO  L276                IsEmpty]: Start isEmpty. Operand 423 states and 583 transitions.
[2024-11-19 13:39:51,488 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 101
[2024-11-19 13:39:51,490 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-19 13:39:51,490 INFO  L215           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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-19 13:39:51,490 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-11-19 13:39:51,490 INFO  L396      AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-19 13:39:51,491 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-19 13:39:51,491 INFO  L85        PathProgramCache]: Analyzing trace with hash -227289380, now seen corresponding path program 1 times
[2024-11-19 13:39:51,491 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-19 13:39:51,491 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906879340]
[2024-11-19 13:39:51,491 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:39:51,492 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-19 13:39:51,555 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:39:51,751 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:39:51,752 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-19 13:39:51,752 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906879340]
[2024-11-19 13:39:51,752 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906879340] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-19 13:39:51,753 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1425147143]
[2024-11-19 13:39:51,753 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:39:51,753 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-19 13:39:51,753 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-19 13:39:51,755 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-19 13:39:51,757 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-19 13:39:52,063 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:39:52,068 INFO  L255         TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-11-19 13:39:52,076 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-19 13:39:52,235 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:39:52,235 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-19 13:39:52,404 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:39:52,405 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1425147143] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-19 13:39:52,405 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-19 13:39:52,405 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10
[2024-11-19 13:39:52,405 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659447485]
[2024-11-19 13:39:52,406 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-19 13:39:52,406 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2024-11-19 13:39:52,406 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-19 13:39:52,407 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2024-11-19 13:39:52,407 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90
[2024-11-19 13:39:52,408 INFO  L87              Difference]: Start difference. First operand 423 states and 583 transitions. Second operand  has 10 states, 10 states have (on average 26.4) internal successors, (264), 10 states have internal predecessors, (264), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6)
[2024-11-19 13:39:52,495 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-19 13:39:52,496 INFO  L93              Difference]: Finished difference Result 638 states and 881 transitions.
[2024-11-19 13:39:52,496 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-11-19 13:39:52,496 INFO  L78                 Accepts]: Start accepts. Automaton has  has 10 states, 10 states have (on average 26.4) internal successors, (264), 10 states have internal predecessors, (264), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 100
[2024-11-19 13:39:52,497 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-19 13:39:52,499 INFO  L225             Difference]: With dead ends: 638
[2024-11-19 13:39:52,499 INFO  L226             Difference]: Without dead ends: 630
[2024-11-19 13:39:52,500 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90
[2024-11-19 13:39:52,500 INFO  L432           NwaCegarLoop]: 333 mSDtfsCounter, 917 mSDsluCounter, 1189 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 924 SdHoareTripleChecker+Valid, 1522 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-19 13:39:52,501 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [924 Valid, 1522 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-19 13:39:52,502 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 630 states.
[2024-11-19 13:39:52,511 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 630 to 628.
[2024-11-19 13:39:52,512 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 628 states, 612 states have (on average 1.3937908496732025) internal successors, (853), 617 states have internal predecessors, (853), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9)
[2024-11-19 13:39:52,514 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 628 states and 871 transitions.
[2024-11-19 13:39:52,514 INFO  L78                 Accepts]: Start accepts. Automaton has 628 states and 871 transitions. Word has length 100
[2024-11-19 13:39:52,514 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-19 13:39:52,515 INFO  L471      AbstractCegarLoop]: Abstraction has 628 states and 871 transitions.
[2024-11-19 13:39:52,515 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 10 states, 10 states have (on average 26.4) internal successors, (264), 10 states have internal predecessors, (264), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6)
[2024-11-19 13:39:52,515 INFO  L276                IsEmpty]: Start isEmpty. Operand 628 states and 871 transitions.
[2024-11-19 13:39:52,516 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 101
[2024-11-19 13:39:52,516 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-19 13:39:52,516 INFO  L215           NwaCegarLoop]: trace histogram [2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-19 13:39:52,536 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0
[2024-11-19 13:39:52,717 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-19 13:39:52,717 INFO  L396      AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-19 13:39:52,718 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-19 13:39:52,718 INFO  L85        PathProgramCache]: Analyzing trace with hash -227962824, now seen corresponding path program 1 times
[2024-11-19 13:39:52,718 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-19 13:39:52,718 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804143254]
[2024-11-19 13:39:52,718 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:39:52,718 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-19 13:39:52,794 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:39:53,408 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:39:53,409 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-19 13:39:53,409 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804143254]
[2024-11-19 13:39:53,409 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804143254] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-19 13:39:53,409 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [661212429]
[2024-11-19 13:39:53,410 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:39:53,410 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-19 13:39:53,410 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-19 13:39:53,412 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-19 13:39:53,413 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-11-19 13:39:53,706 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:39:53,713 INFO  L255         TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 13 conjuncts are in the unsatisfiable core
[2024-11-19 13:39:53,718 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-19 13:39:53,943 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:39:53,943 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-19 13:39:54,120 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:39:54,121 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [661212429] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-19 13:39:54,121 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-19 13:39:54,121 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 12
[2024-11-19 13:39:54,121 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138467617]
[2024-11-19 13:39:54,121 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-19 13:39:54,122 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 13 states
[2024-11-19 13:39:54,122 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-19 13:39:54,123 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2024-11-19 13:39:54,123 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156
[2024-11-19 13:39:54,123 INFO  L87              Difference]: Start difference. First operand 628 states and 871 transitions. Second operand  has 13 states, 12 states have (on average 15.833333333333334) internal successors, (190), 13 states have internal predecessors, (190), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4)
[2024-11-19 13:39:54,281 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-19 13:39:54,281 INFO  L93              Difference]: Finished difference Result 844 states and 1172 transitions.
[2024-11-19 13:39:54,282 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2024-11-19 13:39:54,282 INFO  L78                 Accepts]: Start accepts. Automaton has  has 13 states, 12 states have (on average 15.833333333333334) internal successors, (190), 13 states have internal predecessors, (190), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 100
[2024-11-19 13:39:54,282 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-19 13:39:54,285 INFO  L225             Difference]: With dead ends: 844
[2024-11-19 13:39:54,285 INFO  L226             Difference]: Without dead ends: 843
[2024-11-19 13:39:54,286 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210
[2024-11-19 13:39:54,286 INFO  L432           NwaCegarLoop]: 332 mSDtfsCounter, 840 mSDsluCounter, 2417 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 845 SdHoareTripleChecker+Valid, 2749 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-19 13:39:54,287 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [845 Valid, 2749 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-19 13:39:54,288 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 843 states.
[2024-11-19 13:39:54,302 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 835.
[2024-11-19 13:39:54,303 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 835 states, 816 states have (on average 1.3933823529411764) internal successors, (1137), 821 states have internal predecessors, (1137), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12)
[2024-11-19 13:39:54,305 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 835 states and 1161 transitions.
[2024-11-19 13:39:54,306 INFO  L78                 Accepts]: Start accepts. Automaton has 835 states and 1161 transitions. Word has length 100
[2024-11-19 13:39:54,306 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-19 13:39:54,306 INFO  L471      AbstractCegarLoop]: Abstraction has 835 states and 1161 transitions.
[2024-11-19 13:39:54,306 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 13 states, 12 states have (on average 15.833333333333334) internal successors, (190), 13 states have internal predecessors, (190), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4)
[2024-11-19 13:39:54,307 INFO  L276                IsEmpty]: Start isEmpty. Operand 835 states and 1161 transitions.
[2024-11-19 13:39:54,307 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 102
[2024-11-19 13:39:54,307 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-19 13:39:54,308 INFO  L215           NwaCegarLoop]: trace histogram [2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-19 13:39:54,326 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-11-19 13:39:54,508 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8
[2024-11-19 13:39:54,508 INFO  L396      AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-19 13:39:54,509 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-19 13:39:54,509 INFO  L85        PathProgramCache]: Analyzing trace with hash 1523087115, now seen corresponding path program 1 times
[2024-11-19 13:39:54,509 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-19 13:39:54,509 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970859129]
[2024-11-19 13:39:54,509 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:39:54,509 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-19 13:39:54,579 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:39:55,073 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:39:55,073 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-19 13:39:55,074 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970859129]
[2024-11-19 13:39:55,074 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970859129] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-19 13:39:55,074 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [944022435]
[2024-11-19 13:39:55,074 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:39:55,074 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-19 13:39:55,074 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-19 13:39:55,076 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-19 13:39:55,078 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-11-19 13:39:55,372 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:39:55,376 INFO  L255         TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 12 conjuncts are in the unsatisfiable core
[2024-11-19 13:39:55,385 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-19 13:39:55,563 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:39:55,563 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-19 13:39:55,746 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:39:55,747 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [944022435] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-19 13:39:55,747 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-19 13:39:55,747 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 12
[2024-11-19 13:39:55,747 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266081512]
[2024-11-19 13:39:55,747 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-19 13:39:55,748 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 13 states
[2024-11-19 13:39:55,748 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-19 13:39:55,749 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2024-11-19 13:39:55,749 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156
[2024-11-19 13:39:55,749 INFO  L87              Difference]: Start difference. First operand 835 states and 1161 transitions. Second operand  has 13 states, 12 states have (on average 16.083333333333332) internal successors, (193), 13 states have internal predecessors, (193), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4)
[2024-11-19 13:39:55,887 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-19 13:39:55,888 INFO  L93              Difference]: Finished difference Result 844 states and 1169 transitions.
[2024-11-19 13:39:55,888 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-11-19 13:39:55,888 INFO  L78                 Accepts]: Start accepts. Automaton has  has 13 states, 12 states have (on average 16.083333333333332) internal successors, (193), 13 states have internal predecessors, (193), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 101
[2024-11-19 13:39:55,888 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-19 13:39:55,891 INFO  L225             Difference]: With dead ends: 844
[2024-11-19 13:39:55,892 INFO  L226             Difference]: Without dead ends: 843
[2024-11-19 13:39:55,892 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210
[2024-11-19 13:39:55,893 INFO  L432           NwaCegarLoop]: 290 mSDtfsCounter, 842 mSDsluCounter, 1744 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 847 SdHoareTripleChecker+Valid, 2034 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-19 13:39:55,893 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [847 Valid, 2034 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-19 13:39:55,894 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 843 states.
[2024-11-19 13:39:55,911 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 836.
[2024-11-19 13:39:55,913 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 836 states, 817 states have (on average 1.390452876376989) internal successors, (1136), 822 states have internal predecessors, (1136), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12)
[2024-11-19 13:39:55,917 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 836 states and 1160 transitions.
[2024-11-19 13:39:55,917 INFO  L78                 Accepts]: Start accepts. Automaton has 836 states and 1160 transitions. Word has length 101
[2024-11-19 13:39:55,918 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-19 13:39:55,918 INFO  L471      AbstractCegarLoop]: Abstraction has 836 states and 1160 transitions.
[2024-11-19 13:39:55,918 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 13 states, 12 states have (on average 16.083333333333332) internal successors, (193), 13 states have internal predecessors, (193), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4)
[2024-11-19 13:39:55,918 INFO  L276                IsEmpty]: Start isEmpty. Operand 836 states and 1160 transitions.
[2024-11-19 13:39:55,921 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 175
[2024-11-19 13:39:55,922 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-19 13:39:55,922 INFO  L215           NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-19 13:39:55,942 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0
[2024-11-19 13:39:56,122 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-19 13:39:56,123 INFO  L396      AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-19 13:39:56,123 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-19 13:39:56,124 INFO  L85        PathProgramCache]: Analyzing trace with hash 1009351562, now seen corresponding path program 1 times
[2024-11-19 13:39:56,124 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-19 13:39:56,124 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493339756]
[2024-11-19 13:39:56,124 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:39:56,124 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-19 13:39:56,228 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:39:56,520 INFO  L134       CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:39:56,521 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-19 13:39:56,521 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493339756]
[2024-11-19 13:39:56,521 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493339756] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-19 13:39:56,521 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [548566002]
[2024-11-19 13:39:56,521 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:39:56,521 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-19 13:39:56,522 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-19 13:39:56,523 INFO  L229       MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-19 13:39:56,524 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2024-11-19 13:39:56,912 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:39:56,916 INFO  L255         TraceCheckSpWp]: Trace formula consists of 903 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-11-19 13:39:56,920 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-19 13:39:57,117 INFO  L134       CoverageAnalysis]: Checked inductivity of 80 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:39:57,118 INFO  L307         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-19 13:39:57,118 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [548566002] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-19 13:39:57,118 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-19 13:39:57,118 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7
[2024-11-19 13:39:57,118 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371440379]
[2024-11-19 13:39:57,118 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-19 13:39:57,119 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-19 13:39:57,119 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-19 13:39:57,119 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-19 13:39:57,120 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-11-19 13:39:57,120 INFO  L87              Difference]: Start difference. First operand 836 states and 1160 transitions. Second operand  has 6 states, 5 states have (on average 33.4) internal successors, (167), 6 states have internal predecessors, (167), 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)
[2024-11-19 13:39:57,174 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-19 13:39:57,174 INFO  L93              Difference]: Finished difference Result 836 states and 1160 transitions.
[2024-11-19 13:39:57,175 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-11-19 13:39:57,175 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 5 states have (on average 33.4) internal successors, (167), 6 states have internal predecessors, (167), 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 174
[2024-11-19 13:39:57,176 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-19 13:39:57,178 INFO  L225             Difference]: With dead ends: 836
[2024-11-19 13:39:57,179 INFO  L226             Difference]: Without dead ends: 835
[2024-11-19 13:39:57,179 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-11-19 13:39:57,180 INFO  L432           NwaCegarLoop]: 515 mSDtfsCounter, 425 mSDsluCounter, 796 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 429 SdHoareTripleChecker+Valid, 1311 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-19 13:39:57,180 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [429 Valid, 1311 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-19 13:39:57,181 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 835 states.
[2024-11-19 13:39:57,198 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 835 to 835.
[2024-11-19 13:39:57,199 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 835 states, 817 states have (on average 1.386780905752754) internal successors, (1133), 821 states have internal predecessors, (1133), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12)
[2024-11-19 13:39:57,201 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 835 states and 1157 transitions.
[2024-11-19 13:39:57,202 INFO  L78                 Accepts]: Start accepts. Automaton has 835 states and 1157 transitions. Word has length 174
[2024-11-19 13:39:57,202 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-19 13:39:57,202 INFO  L471      AbstractCegarLoop]: Abstraction has 835 states and 1157 transitions.
[2024-11-19 13:39:57,202 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 33.4) internal successors, (167), 6 states have internal predecessors, (167), 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)
[2024-11-19 13:39:57,202 INFO  L276                IsEmpty]: Start isEmpty. Operand 835 states and 1157 transitions.
[2024-11-19 13:39:57,205 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 255
[2024-11-19 13:39:57,205 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-19 13:39:57,205 INFO  L215           NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-19 13:39:57,227 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0
[2024-11-19 13:39:57,406 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-19 13:39:57,406 INFO  L396      AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-19 13:39:57,406 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-19 13:39:57,407 INFO  L85        PathProgramCache]: Analyzing trace with hash 1949198097, now seen corresponding path program 1 times
[2024-11-19 13:39:57,407 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-19 13:39:57,407 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260029223]
[2024-11-19 13:39:57,407 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:39:57,407 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-19 13:39:57,586 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:39:57,836 INFO  L134       CoverageAnalysis]: Checked inductivity of 237 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked.
[2024-11-19 13:39:57,836 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-19 13:39:57,836 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260029223]
[2024-11-19 13:39:57,836 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260029223] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-19 13:39:57,836 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-19 13:39:57,836 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-19 13:39:57,837 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924171157]
[2024-11-19 13:39:57,837 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-19 13:39:57,837 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-19 13:39:57,837 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-19 13:39:57,838 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-19 13:39:57,838 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-19 13:39:57,838 INFO  L87              Difference]: Start difference. First operand 835 states and 1157 transitions. Second operand  has 4 states, 3 states have (on average 57.0) internal successors, (171), 4 states have internal predecessors, (171), 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)
[2024-11-19 13:39:57,869 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-19 13:39:57,869 INFO  L93              Difference]: Finished difference Result 835 states and 1157 transitions.
[2024-11-19 13:39:57,870 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-11-19 13:39:57,870 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 57.0) internal successors, (171), 4 states have internal predecessors, (171), 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 254
[2024-11-19 13:39:57,870 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-19 13:39:57,873 INFO  L225             Difference]: With dead ends: 835
[2024-11-19 13:39:57,874 INFO  L226             Difference]: Without dead ends: 834
[2024-11-19 13:39:57,874 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-19 13:39:57,874 INFO  L432           NwaCegarLoop]: 289 mSDtfsCounter, 195 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 592 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-19 13:39:57,875 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 592 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-19 13:39:57,876 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 834 states.
[2024-11-19 13:39:57,891 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 834 to 834.
[2024-11-19 13:39:57,892 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 834 states, 817 states have (on average 1.3843329253365972) internal successors, (1131), 820 states have internal predecessors, (1131), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12)
[2024-11-19 13:39:57,895 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 834 states and 1155 transitions.
[2024-11-19 13:39:57,895 INFO  L78                 Accepts]: Start accepts. Automaton has 834 states and 1155 transitions. Word has length 254
[2024-11-19 13:39:57,895 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-19 13:39:57,896 INFO  L471      AbstractCegarLoop]: Abstraction has 834 states and 1155 transitions.
[2024-11-19 13:39:57,896 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 57.0) internal successors, (171), 4 states have internal predecessors, (171), 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)
[2024-11-19 13:39:57,896 INFO  L276                IsEmpty]: Start isEmpty. Operand 834 states and 1155 transitions.
[2024-11-19 13:39:57,898 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 259
[2024-11-19 13:39:57,899 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-19 13:39:57,899 INFO  L215           NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-19 13:39:57,899 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11
[2024-11-19 13:39:57,899 INFO  L396      AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-19 13:39:57,899 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-19 13:39:57,900 INFO  L85        PathProgramCache]: Analyzing trace with hash 1505173212, now seen corresponding path program 1 times
[2024-11-19 13:39:57,900 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-19 13:39:57,900 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331185765]
[2024-11-19 13:39:57,900 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:39:57,900 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-19 13:39:58,132 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:39:58,662 INFO  L134       CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:39:58,662 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-19 13:39:58,663 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331185765]
[2024-11-19 13:39:58,663 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331185765] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-19 13:39:58,663 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1961694612]
[2024-11-19 13:39:58,663 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:39:58,663 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-19 13:39:58,663 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-19 13:39:58,665 INFO  L229       MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-19 13:39:58,667 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2024-11-19 13:39:59,178 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:39:59,183 INFO  L255         TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 8 conjuncts are in the unsatisfiable core
[2024-11-19 13:39:59,190 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-19 13:39:59,511 INFO  L134       CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:39:59,512 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-19 13:39:59,898 INFO  L134       CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:39:59,898 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1961694612] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-19 13:39:59,898 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-19 13:39:59,899 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18
[2024-11-19 13:39:59,899 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958584970]
[2024-11-19 13:39:59,899 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-19 13:39:59,900 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 18 states
[2024-11-19 13:39:59,900 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-19 13:39:59,901 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants.
[2024-11-19 13:39:59,901 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306
[2024-11-19 13:39:59,901 INFO  L87              Difference]: Start difference. First operand 834 states and 1155 transitions. Second operand  has 18 states, 18 states have (on average 32.22222222222222) internal successors, (580), 18 states have internal predecessors, (580), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6)
[2024-11-19 13:40:00,102 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-19 13:40:00,103 INFO  L93              Difference]: Finished difference Result 1453 states and 2017 transitions.
[2024-11-19 13:40:00,103 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2024-11-19 13:40:00,103 INFO  L78                 Accepts]: Start accepts. Automaton has  has 18 states, 18 states have (on average 32.22222222222222) internal successors, (580), 18 states have internal predecessors, (580), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 258
[2024-11-19 13:40:00,104 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-19 13:40:00,112 INFO  L225             Difference]: With dead ends: 1453
[2024-11-19 13:40:00,112 INFO  L226             Difference]: Without dead ends: 1446
[2024-11-19 13:40:00,116 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 523 GetRequests, 507 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306
[2024-11-19 13:40:00,117 INFO  L432           NwaCegarLoop]: 418 mSDtfsCounter, 2488 mSDsluCounter, 2913 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2507 SdHoareTripleChecker+Valid, 3331 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-19 13:40:00,117 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [2507 Valid, 3331 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-19 13:40:00,118 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1446 states.
[2024-11-19 13:40:00,149 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1446 to 1442.
[2024-11-19 13:40:00,150 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 1442 states, 1416 states have (on average 1.387005649717514) internal successors, (1964), 1419 states have internal predecessors, (1964), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21)
[2024-11-19 13:40:00,155 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1442 states and 2006 transitions.
[2024-11-19 13:40:00,157 INFO  L78                 Accepts]: Start accepts. Automaton has 1442 states and 2006 transitions. Word has length 258
[2024-11-19 13:40:00,157 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-19 13:40:00,157 INFO  L471      AbstractCegarLoop]: Abstraction has 1442 states and 2006 transitions.
[2024-11-19 13:40:00,158 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 18 states, 18 states have (on average 32.22222222222222) internal successors, (580), 18 states have internal predecessors, (580), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6)
[2024-11-19 13:40:00,158 INFO  L276                IsEmpty]: Start isEmpty. Operand 1442 states and 2006 transitions.
[2024-11-19 13:40:00,162 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 338
[2024-11-19 13:40:00,162 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-19 13:40:00,162 INFO  L215           NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-19 13:40:00,182 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0
[2024-11-19 13:40:00,363 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12
[2024-11-19 13:40:00,363 INFO  L396      AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-19 13:40:00,364 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-19 13:40:00,364 INFO  L85        PathProgramCache]: Analyzing trace with hash -941014536, now seen corresponding path program 1 times
[2024-11-19 13:40:00,364 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-19 13:40:00,364 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761565821]
[2024-11-19 13:40:00,364 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:40:00,364 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-19 13:40:00,590 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:40:03,269 INFO  L134       CoverageAnalysis]: Checked inductivity of 488 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:40:03,269 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-19 13:40:03,270 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761565821]
[2024-11-19 13:40:03,270 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761565821] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-19 13:40:03,270 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1561743972]
[2024-11-19 13:40:03,270 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:40:03,270 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-19 13:40:03,270 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-19 13:40:03,272 INFO  L229       MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-19 13:40:03,274 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2024-11-19 13:40:03,959 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:40:03,964 INFO  L255         TraceCheckSpWp]: Trace formula consists of 1687 conjuncts, 27 conjuncts are in the unsatisfiable core
[2024-11-19 13:40:03,974 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-19 13:40:04,516 INFO  L134       CoverageAnalysis]: Checked inductivity of 488 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:40:04,516 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-19 13:40:05,008 INFO  L134       CoverageAnalysis]: Checked inductivity of 488 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:40:05,011 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1561743972] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-19 13:40:05,011 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-19 13:40:05,011 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 27
[2024-11-19 13:40:05,012 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559366423]
[2024-11-19 13:40:05,012 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-19 13:40:05,013 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 28 states
[2024-11-19 13:40:05,013 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-19 13:40:05,016 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants.
[2024-11-19 13:40:05,017 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=258, Invalid=498, Unknown=0, NotChecked=0, Total=756
[2024-11-19 13:40:05,017 INFO  L87              Difference]: Start difference. First operand 1442 states and 2006 transitions. Second operand  has 28 states, 27 states have (on average 24.925925925925927) internal successors, (673), 28 states have internal predecessors, (673), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4)
[2024-11-19 13:40:05,389 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-19 13:40:05,390 INFO  L93              Difference]: Finished difference Result 2071 states and 2891 transitions.
[2024-11-19 13:40:05,390 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-11-19 13:40:05,390 INFO  L78                 Accepts]: Start accepts. Automaton has  has 28 states, 27 states have (on average 24.925925925925927) internal successors, (673), 28 states have internal predecessors, (673), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 337
[2024-11-19 13:40:05,391 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-19 13:40:05,399 INFO  L225             Difference]: With dead ends: 2071
[2024-11-19 13:40:05,399 INFO  L226             Difference]: Without dead ends: 2070
[2024-11-19 13:40:05,400 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 688 GetRequests, 657 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 380 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056
[2024-11-19 13:40:05,401 INFO  L432           NwaCegarLoop]: 373 mSDtfsCounter, 4138 mSDsluCounter, 4195 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4161 SdHoareTripleChecker+Valid, 4568 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-19 13:40:05,401 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [4161 Valid, 4568 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-19 13:40:05,404 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 2070 states.
[2024-11-19 13:40:05,464 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 2070 to 2057.
[2024-11-19 13:40:05,467 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 2057 states, 2022 states have (on average 1.3872403560830862) internal successors, (2805), 2025 states have internal predecessors, (2805), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30)
[2024-11-19 13:40:05,478 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 2057 states to 2057 states and 2865 transitions.
[2024-11-19 13:40:05,478 INFO  L78                 Accepts]: Start accepts. Automaton has 2057 states and 2865 transitions. Word has length 337
[2024-11-19 13:40:05,479 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-19 13:40:05,479 INFO  L471      AbstractCegarLoop]: Abstraction has 2057 states and 2865 transitions.
[2024-11-19 13:40:05,480 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 28 states, 27 states have (on average 24.925925925925927) internal successors, (673), 28 states have internal predecessors, (673), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4)
[2024-11-19 13:40:05,480 INFO  L276                IsEmpty]: Start isEmpty. Operand 2057 states and 2865 transitions.
[2024-11-19 13:40:05,491 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 339
[2024-11-19 13:40:05,491 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-19 13:40:05,491 INFO  L215           NwaCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-19 13:40:05,513 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0
[2024-11-19 13:40:05,692 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-19 13:40:05,692 INFO  L396      AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-19 13:40:05,693 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-19 13:40:05,693 INFO  L85        PathProgramCache]: Analyzing trace with hash 893320523, now seen corresponding path program 1 times
[2024-11-19 13:40:05,693 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-19 13:40:05,693 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383895775]
[2024-11-19 13:40:05,693 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:40:05,693 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-19 13:40:05,901 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:40:08,231 INFO  L134       CoverageAnalysis]: Checked inductivity of 492 backedges. 0 proven. 488 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:40:08,231 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-19 13:40:08,231 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383895775]
[2024-11-19 13:40:08,232 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383895775] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-19 13:40:08,232 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [406469335]
[2024-11-19 13:40:08,232 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:40:08,232 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-19 13:40:08,232 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-19 13:40:08,234 INFO  L229       MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-19 13:40:08,236 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process
[2024-11-19 13:40:08,952 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:40:08,958 INFO  L255         TraceCheckSpWp]: Trace formula consists of 1688 conjuncts, 28 conjuncts are in the unsatisfiable core
[2024-11-19 13:40:08,966 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-19 13:40:09,390 INFO  L134       CoverageAnalysis]: Checked inductivity of 492 backedges. 0 proven. 488 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:40:09,391 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-19 13:40:09,866 INFO  L134       CoverageAnalysis]: Checked inductivity of 492 backedges. 0 proven. 488 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:40:09,866 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [406469335] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-19 13:40:09,866 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-19 13:40:09,866 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 27
[2024-11-19 13:40:09,866 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547240907]
[2024-11-19 13:40:09,867 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-19 13:40:09,867 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 28 states
[2024-11-19 13:40:09,868 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-19 13:40:09,869 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants.
[2024-11-19 13:40:09,869 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=258, Invalid=498, Unknown=0, NotChecked=0, Total=756
[2024-11-19 13:40:09,869 INFO  L87              Difference]: Start difference. First operand 2057 states and 2865 transitions. Second operand  has 28 states, 27 states have (on average 25.037037037037038) internal successors, (676), 28 states have internal predecessors, (676), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4)
[2024-11-19 13:40:10,178 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-19 13:40:10,178 INFO  L93              Difference]: Finished difference Result 2071 states and 2885 transitions.
[2024-11-19 13:40:10,178 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. 
[2024-11-19 13:40:10,179 INFO  L78                 Accepts]: Start accepts. Automaton has  has 28 states, 27 states have (on average 25.037037037037038) internal successors, (676), 28 states have internal predecessors, (676), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 338
[2024-11-19 13:40:10,180 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-19 13:40:10,187 INFO  L225             Difference]: With dead ends: 2071
[2024-11-19 13:40:10,187 INFO  L226             Difference]: Without dead ends: 2070
[2024-11-19 13:40:10,188 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 690 GetRequests, 659 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 380 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056
[2024-11-19 13:40:10,189 INFO  L432           NwaCegarLoop]: 374 mSDtfsCounter, 3605 mSDsluCounter, 3549 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3628 SdHoareTripleChecker+Valid, 3923 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-19 13:40:10,189 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [3628 Valid, 3923 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-19 13:40:10,191 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 2070 states.
[2024-11-19 13:40:10,231 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 2070 to 2058.
[2024-11-19 13:40:10,234 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 2058 states, 2023 states have (on average 1.384577360355907) internal successors, (2801), 2026 states have internal predecessors, (2801), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30)
[2024-11-19 13:40:10,244 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 2058 states and 2861 transitions.
[2024-11-19 13:40:10,244 INFO  L78                 Accepts]: Start accepts. Automaton has 2058 states and 2861 transitions. Word has length 338
[2024-11-19 13:40:10,246 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-19 13:40:10,246 INFO  L471      AbstractCegarLoop]: Abstraction has 2058 states and 2861 transitions.
[2024-11-19 13:40:10,246 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 28 states, 27 states have (on average 25.037037037037038) internal successors, (676), 28 states have internal predecessors, (676), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4)
[2024-11-19 13:40:10,247 INFO  L276                IsEmpty]: Start isEmpty. Operand 2058 states and 2861 transitions.
[2024-11-19 13:40:10,253 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 575
[2024-11-19 13:40:10,253 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-19 13:40:10,253 INFO  L215           NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-19 13:40:10,274 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0
[2024-11-19 13:40:10,454 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-19 13:40:10,455 INFO  L396      AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-19 13:40:10,455 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-19 13:40:10,455 INFO  L85        PathProgramCache]: Analyzing trace with hash 1249095388, now seen corresponding path program 2 times
[2024-11-19 13:40:10,455 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-19 13:40:10,455 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603333064]
[2024-11-19 13:40:10,455 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-11-19 13:40:10,456 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-19 13:40:10,889 INFO  L227   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-11-19 13:40:10,889 INFO  L228   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-19 13:40:12,570 INFO  L134       CoverageAnalysis]: Checked inductivity of 1658 backedges. 0 proven. 1654 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:40:12,570 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-19 13:40:12,570 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603333064]
[2024-11-19 13:40:12,570 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603333064] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-19 13:40:12,570 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1123005421]
[2024-11-19 13:40:12,571 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-11-19 13:40:12,572 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-19 13:40:12,572 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-19 13:40:12,574 INFO  L229       MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-19 13:40:12,576 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process
[2024-11-19 13:40:13,489 INFO  L227   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-11-19 13:40:13,489 INFO  L228   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-19 13:40:13,500 INFO  L255         TraceCheckSpWp]: Trace formula consists of 2765 conjuncts, 16 conjuncts are in the unsatisfiable core
[2024-11-19 13:40:13,508 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-19 13:40:14,033 INFO  L134       CoverageAnalysis]: Checked inductivity of 1658 backedges. 0 proven. 1654 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:40:14,034 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-19 13:40:14,644 INFO  L134       CoverageAnalysis]: Checked inductivity of 1658 backedges. 0 proven. 1654 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-19 13:40:14,645 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1123005421] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-19 13:40:14,645 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-19 13:40:14,645 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23
[2024-11-19 13:40:14,645 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804167644]
[2024-11-19 13:40:14,645 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-19 13:40:14,647 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 23 states
[2024-11-19 13:40:14,648 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-19 13:40:14,649 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants.
[2024-11-19 13:40:14,649 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506
[2024-11-19 13:40:14,650 INFO  L87              Difference]: Start difference. First operand 2058 states and 2861 transitions. Second operand  has 23 states, 23 states have (on average 35.65217391304348) internal successors, (820), 23 states have internal predecessors, (820), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6)
[2024-11-19 13:40:14,927 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-19 13:40:14,927 INFO  L93              Difference]: Finished difference Result 2065 states and 2868 transitions.
[2024-11-19 13:40:14,928 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2024-11-19 13:40:14,928 INFO  L78                 Accepts]: Start accepts. Automaton has  has 23 states, 23 states have (on average 35.65217391304348) internal successors, (820), 23 states have internal predecessors, (820), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 574
[2024-11-19 13:40:14,929 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-19 13:40:14,938 INFO  L225             Difference]: With dead ends: 2065
[2024-11-19 13:40:14,938 INFO  L226             Difference]: Without dead ends: 2058
[2024-11-19 13:40:14,939 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 1163 GetRequests, 1131 SyntacticMatches, 11 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 310 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506
[2024-11-19 13:40:14,940 INFO  L432           NwaCegarLoop]: 375 mSDtfsCounter, 4097 mSDsluCounter, 3932 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4123 SdHoareTripleChecker+Valid, 4307 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-19 13:40:14,940 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [4123 Valid, 4307 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-19 13:40:14,943 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 2058 states.
[2024-11-19 13:40:14,982 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 2058 to 2058.
[2024-11-19 13:40:14,985 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 2058 states, 2023 states have (on average 1.3830944142362827) internal successors, (2798), 2026 states have internal predecessors, (2798), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30)
[2024-11-19 13:40:14,991 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 2058 states and 2858 transitions.
[2024-11-19 13:40:14,992 INFO  L78                 Accepts]: Start accepts. Automaton has 2058 states and 2858 transitions. Word has length 574
[2024-11-19 13:40:14,993 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-19 13:40:14,993 INFO  L471      AbstractCegarLoop]: Abstraction has 2058 states and 2858 transitions.
[2024-11-19 13:40:14,994 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 23 states, 23 states have (on average 35.65217391304348) internal successors, (820), 23 states have internal predecessors, (820), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6)
[2024-11-19 13:40:14,994 INFO  L276                IsEmpty]: Start isEmpty. Operand 2058 states and 2858 transitions.
[2024-11-19 13:40:15,002 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 812
[2024-11-19 13:40:15,003 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-19 13:40:15,003 INFO  L215           NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-19 13:40:15,030 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0
[2024-11-19 13:40:15,203 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15
[2024-11-19 13:40:15,204 INFO  L396      AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-19 13:40:15,205 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-19 13:40:15,205 INFO  L85        PathProgramCache]: Analyzing trace with hash 437432476, now seen corresponding path program 3 times
[2024-11-19 13:40:15,205 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-19 13:40:15,205 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852104814]
[2024-11-19 13:40:15,205 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2024-11-19 13:40:15,206 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-19 13:40:15,436 INFO  L227   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s)
[2024-11-19 13:40:15,436 INFO  L228   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-19 13:40:15,680 INFO  L134       CoverageAnalysis]: Checked inductivity of 3551 backedges. 647 proven. 0 refuted. 0 times theorem prover too weak. 2904 trivial. 0 not checked.
[2024-11-19 13:40:15,681 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-19 13:40:15,681 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852104814]
[2024-11-19 13:40:15,681 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852104814] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-19 13:40:15,681 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-19 13:40:15,681 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-11-19 13:40:15,681 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106968692]
[2024-11-19 13:40:15,681 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-19 13:40:15,682 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-19 13:40:15,682 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-19 13:40:15,683 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-19 13:40:15,683 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-11-19 13:40:15,683 INFO  L87              Difference]: Start difference. First operand 2058 states and 2858 transitions. Second operand  has 6 states, 6 states have (on average 28.0) internal successors, (168), 6 states have internal predecessors, (168), 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)
[2024-11-19 13:40:16,255 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-19 13:40:16,256 INFO  L93              Difference]: Finished difference Result 4428 states and 6100 transitions.
[2024-11-19 13:40:16,256 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-11-19 13:40:16,256 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 6 states have (on average 28.0) internal successors, (168), 6 states have internal predecessors, (168), 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 811
[2024-11-19 13:40:16,257 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-19 13:40:16,265 INFO  L225             Difference]: With dead ends: 4428
[2024-11-19 13:40:16,266 INFO  L226             Difference]: Without dead ends: 2468
[2024-11-19 13:40:16,271 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42
[2024-11-19 13:40:16,272 INFO  L432           NwaCegarLoop]: 279 mSDtfsCounter, 14 mSDsluCounter, 569 mSDsCounter, 0 mSdLazyCounter, 621 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 848 SdHoareTripleChecker+Invalid, 622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 621 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2024-11-19 13:40:16,272 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 848 Invalid, 622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 621 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2024-11-19 13:40:16,274 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 2468 states.
[2024-11-19 13:40:16,322 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 2468 to 2418.
[2024-11-19 13:40:16,326 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 2418 states, 2383 states have (on average 1.3545950482584976) internal successors, (3228), 2386 states have internal predecessors, (3228), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30)
[2024-11-19 13:40:16,331 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 2418 states and 3288 transitions.
[2024-11-19 13:40:16,332 INFO  L78                 Accepts]: Start accepts. Automaton has 2418 states and 3288 transitions. Word has length 811
[2024-11-19 13:40:16,333 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-19 13:40:16,333 INFO  L471      AbstractCegarLoop]: Abstraction has 2418 states and 3288 transitions.
[2024-11-19 13:40:16,333 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 28.0) internal successors, (168), 6 states have internal predecessors, (168), 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)
[2024-11-19 13:40:16,333 INFO  L276                IsEmpty]: Start isEmpty. Operand 2418 states and 3288 transitions.
[2024-11-19 13:40:16,341 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 822
[2024-11-19 13:40:16,341 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-19 13:40:16,342 INFO  L215           NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-19 13:40:16,342 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16
[2024-11-19 13:40:16,342 INFO  L396      AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-19 13:40:16,343 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-19 13:40:16,343 INFO  L85        PathProgramCache]: Analyzing trace with hash -830518494, now seen corresponding path program 1 times
[2024-11-19 13:40:16,343 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-19 13:40:16,343 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328580534]
[2024-11-19 13:40:16,344 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:40:16,344 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-19 13:40:17,056 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-19 13:40:18,266 INFO  L134       CoverageAnalysis]: Checked inductivity of 3596 backedges. 352 proven. 0 refuted. 0 times theorem prover too weak. 3244 trivial. 0 not checked.
[2024-11-19 13:40:18,266 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-19 13:40:18,266 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328580534]
[2024-11-19 13:40:18,266 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328580534] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-19 13:40:18,267 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-19 13:40:18,267 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2024-11-19 13:40:18,267 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976272925]
[2024-11-19 13:40:18,267 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-19 13:40:18,268 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-11-19 13:40:18,269 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-19 13:40:18,269 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-11-19 13:40:18,269 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2024-11-19 13:40:18,270 INFO  L87              Difference]: Start difference. First operand 2418 states and 3288 transitions. Second operand  has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 7 states have internal predecessors, (136), 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)
[2024-11-19 13:40:18,785 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-19 13:40:18,786 INFO  L93              Difference]: Finished difference Result 4827 states and 6599 transitions.
[2024-11-19 13:40:18,786 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-11-19 13:40:18,787 INFO  L78                 Accepts]: Start accepts. Automaton has  has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 7 states have internal predecessors, (136), 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 821
[2024-11-19 13:40:18,787 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-19 13:40:18,796 INFO  L225             Difference]: With dead ends: 4827
[2024-11-19 13:40:18,796 INFO  L226             Difference]: Without dead ends: 2548
[2024-11-19 13:40:18,800 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2024-11-19 13:40:18,801 INFO  L432           NwaCegarLoop]: 272 mSDtfsCounter, 15 mSDsluCounter, 748 mSDsCounter, 0 mSdLazyCounter, 743 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 1020 SdHoareTripleChecker+Invalid, 744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 743 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2024-11-19 13:40:18,802 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 1020 Invalid, 744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 743 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2024-11-19 13:40:18,804 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 2548 states.
[2024-11-19 13:40:18,928 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 2548 to 2518.
[2024-11-19 13:40:18,932 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 2518 states, 2483 states have (on average 1.36045106725735) internal successors, (3378), 2486 states have internal predecessors, (3378), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30)
[2024-11-19 13:40:18,937 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 2518 states and 3438 transitions.
[2024-11-19 13:40:18,938 INFO  L78                 Accepts]: Start accepts. Automaton has 2518 states and 3438 transitions. Word has length 821
[2024-11-19 13:40:18,938 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-19 13:40:18,938 INFO  L471      AbstractCegarLoop]: Abstraction has 2518 states and 3438 transitions.
[2024-11-19 13:40:18,938 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 7 states have internal predecessors, (136), 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)
[2024-11-19 13:40:18,939 INFO  L276                IsEmpty]: Start isEmpty. Operand 2518 states and 3438 transitions.
[2024-11-19 13:40:18,946 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 822
[2024-11-19 13:40:18,946 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-19 13:40:18,947 INFO  L215           NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-19 13:40:18,947 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17
[2024-11-19 13:40:18,947 INFO  L396      AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-19 13:40:18,947 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-19 13:40:18,948 INFO  L85        PathProgramCache]: Analyzing trace with hash 220841218, now seen corresponding path program 1 times
[2024-11-19 13:40:18,948 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-19 13:40:18,948 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780979206]
[2024-11-19 13:40:18,948 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-19 13:40:18,948 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms