./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-31.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 6497de01
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-31.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6172bcf472a886b23306a046bd0a20ff775f8e0d008adc455f4ef56119e5614f
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-24 01:08:58,202 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-24 01:08:58,332 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-11-24 01:08:58,340 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-24 01:08:58,341 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-24 01:08:58,386 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-24 01:08:58,386 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-24 01:08:58,387 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-24 01:08:58,387 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-24 01:08:58,388 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-24 01:08:58,388 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-24 01:08:58,388 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-24 01:08:58,388 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-24 01:08:58,389 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-24 01:08:58,389 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-24 01:08:58,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-24 01:08:58,389 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-24 01:08:58,389 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-24 01:08:58,390 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-24 01:08:58,391 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-24 01:08:58,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-24 01:08:58,391 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-24 01:08:58,391 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-24 01:08:58,391 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-24 01:08:58,391 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-24 01:08:58,391 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-24 01:08:58,391 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-24 01:08:58,391 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-24 01:08:58,392 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-11-24 01:08:58,392 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-24 01:08:58,392 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-24 01:08:58,392 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-24 01:08:58,392 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-24 01:08:58,392 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-24 01:08:58,392 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-24 01:08:58,392 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-24 01:08:58,392 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-24 01:08:58,392 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-24 01:08:58,393 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-24 01:08:58,393 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-24 01:08:58,393 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-11-24 01:08:58,393 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-24 01:08:58,393 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-24 01:08:58,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-24 01:08:58,393 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-24 01:08:58,393 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-24 01:08:58,393 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-24 01:08:58,393 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-24 01:08:58,393 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
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 -> 6172bcf472a886b23306a046bd0a20ff775f8e0d008adc455f4ef56119e5614f
[2024-11-24 01:08:58,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-24 01:08:58,776 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-24 01:08:58,781 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-24 01:08:58,783 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-24 01:08:58,784 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-24 01:08:58,785 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-31.i
[2024-11-24 01:09:02,085 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/data/ff74280b1/c5ad9a7be382426b9c3640a478da9744/FLAG271f8f4fd
[2024-11-24 01:09:02,427 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-24 01:09:02,432 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-31.i
[2024-11-24 01:09:02,449 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/data/ff74280b1/c5ad9a7be382426b9c3640a478da9744/FLAG271f8f4fd
[2024-11-24 01:09:02,655 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/data/ff74280b1/c5ad9a7be382426b9c3640a478da9744
[2024-11-24 01:09:02,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-24 01:09:02,661 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-24 01:09:02,663 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-24 01:09:02,665 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-24 01:09:02,675 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-24 01:09:02,677 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:09:02" (1/1) ...
[2024-11-24 01:09:02,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4690ae23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:02, skipping insertion in model container
[2024-11-24 01:09:02,678 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:09:02" (1/1) ...
[2024-11-24 01:09:02,718 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-24 01:09:02,905 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-31.i[916,929]
[2024-11-24 01:09:03,016 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-24 01:09:03,030 INFO L200 MainTranslator]: Completed pre-run
[2024-11-24 01:09:03,043 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-31.i[916,929]
[2024-11-24 01:09:03,094 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-24 01:09:03,124 INFO L204 MainTranslator]: Completed translation
[2024-11-24 01:09:03,125 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:03 WrapperNode
[2024-11-24 01:09:03,127 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-24 01:09:03,129 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-24 01:09:03,130 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-24 01:09:03,130 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-24 01:09:03,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:03" (1/1) ...
[2024-11-24 01:09:03,165 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:03" (1/1) ...
[2024-11-24 01:09:03,234 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 258
[2024-11-24 01:09:03,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-24 01:09:03,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-24 01:09:03,235 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-24 01:09:03,235 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-24 01:09:03,247 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:03" (1/1) ...
[2024-11-24 01:09:03,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:03" (1/1) ...
[2024-11-24 01:09:03,252 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:03" (1/1) ...
[2024-11-24 01:09:03,284 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-24 01:09:03,284 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:03" (1/1) ...
[2024-11-24 01:09:03,284 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:03" (1/1) ...
[2024-11-24 01:09:03,311 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:03" (1/1) ...
[2024-11-24 01:09:03,313 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:03" (1/1) ...
[2024-11-24 01:09:03,322 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:03" (1/1) ...
[2024-11-24 01:09:03,325 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:03" (1/1) ...
[2024-11-24 01:09:03,331 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:03" (1/1) ...
[2024-11-24 01:09:03,339 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-24 01:09:03,343 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-24 01:09:03,346 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-24 01:09:03,347 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-24 01:09:03,348 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:03" (1/1) ...
[2024-11-24 01:09:03,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-24 01:09:03,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-24 01:09:03,392 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-24 01:09:03,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-24 01:09:03,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-24 01:09:03,431 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-24 01:09:03,431 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-24 01:09:03,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-24 01:09:03,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-24 01:09:03,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-24 01:09:03,537 INFO L234 CfgBuilder]: Building ICFG
[2024-11-24 01:09:03,539 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-24 01:09:04,351 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live.
[2024-11-24 01:09:04,352 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-24 01:09:04,364 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-24 01:09:04,364 INFO L312 CfgBuilder]: Removed 2 assume(true) statements.
[2024-11-24 01:09:04,365 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:09:04 BoogieIcfgContainer
[2024-11-24 01:09:04,365 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-24 01:09:04,367 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-24 01:09:04,367 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-24 01:09:04,373 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-24 01:09:04,373 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:09:02" (1/3) ...
[2024-11-24 01:09:04,374 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7518d52c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:09:04, skipping insertion in model container
[2024-11-24 01:09:04,374 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:03" (2/3) ...
[2024-11-24 01:09:04,374 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7518d52c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:09:04, skipping insertion in model container
[2024-11-24 01:09:04,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:09:04" (3/3) ...
[2024-11-24 01:09:04,376 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-31.i
[2024-11-24 01:09:04,393 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-24 01:09:04,394 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-31.i that has 2 procedures, 106 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-11-24 01:09:04,462 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-24 01:09:04,474 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;@7bf2554c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-24 01:09:04,475 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-24 01:09:04,479 INFO L276 IsEmpty]: Start isEmpty. Operand has 106 states, 77 states have (on average 1.4675324675324675) internal successors, (113), 78 states have internal predecessors, (113), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26)
[2024-11-24 01:09:04,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173
[2024-11-24 01:09:04,495 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:09:04,496 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:09:04,496 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:09:04,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:09:04,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1774662336, now seen corresponding path program 1 times
[2024-11-24 01:09:04,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:09:04,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277195649]
[2024-11-24 01:09:04,510 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:09:04,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:09:04,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:09:05,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked.
[2024-11-24 01:09:05,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:09:05,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277195649]
[2024-11-24 01:09:05,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277195649] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-24 01:09:05,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1821542737]
[2024-11-24 01:09:05,008 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:09:05,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-24 01:09:05,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-24 01:09:05,011 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-24 01:09:05,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-24 01:09:05,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:09:05,282 INFO L256 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-24 01:09:05,290 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-24 01:09:05,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked.
[2024-11-24 01:09:05,338 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-24 01:09:05,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1821542737] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:09:05,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-24 01:09:05,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2
[2024-11-24 01:09:05,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817488564]
[2024-11-24 01:09:05,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:09:05,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-24 01:09:05,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:09:05,372 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-24 01:09:05,373 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-24 01:09:05,375 INFO L87 Difference]: Start difference. First operand has 106 states, 77 states have (on average 1.4675324675324675) internal successors, (113), 78 states have internal predecessors, (113), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26)
[2024-11-24 01:09:05,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:09:05,410 INFO L93 Difference]: Finished difference Result 195 states and 335 transitions.
[2024-11-24 01:09:05,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-24 01:09:05,412 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 172
[2024-11-24 01:09:05,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:09:05,451 INFO L225 Difference]: With dead ends: 195
[2024-11-24 01:09:05,451 INFO L226 Difference]: Without dead ends: 92
[2024-11-24 01:09:05,455 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-24 01:09:05,458 INFO L435 NwaCegarLoop]: 142 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-24 01:09:05,458 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-24 01:09:05,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states.
[2024-11-24 01:09:05,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92.
[2024-11-24 01:09:05,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 64 states have (on average 1.40625) internal successors, (90), 64 states have internal predecessors, (90), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26)
[2024-11-24 01:09:05,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 142 transitions.
[2024-11-24 01:09:05,511 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 142 transitions. Word has length 172
[2024-11-24 01:09:05,512 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:09:05,512 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 142 transitions.
[2024-11-24 01:09:05,512 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26)
[2024-11-24 01:09:05,512 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 142 transitions.
[2024-11-24 01:09:05,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173
[2024-11-24 01:09:05,517 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:09:05,517 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:09:05,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-24 01:09:05,718 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-24 01:09:05,718 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:09:05,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:09:05,719 INFO L85 PathProgramCache]: Analyzing trace with hash -851281144, now seen corresponding path program 1 times
[2024-11-24 01:09:05,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:09:05,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314592778]
[2024-11-24 01:09:05,719 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:09:05,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:09:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:09:06,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:09:06,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:09:06,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314592778]
[2024-11-24 01:09:06,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314592778] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:09:06,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:09:06,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-24 01:09:06,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054048282]
[2024-11-24 01:09:06,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:09:06,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-24 01:09:06,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:09:06,464 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-24 01:09:06,464 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-24 01:09:06,464 INFO L87 Difference]: Start difference. First operand 92 states and 142 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:06,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:09:06,761 INFO L93 Difference]: Finished difference Result 271 states and 421 transitions.
[2024-11-24 01:09:06,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-24 01:09:06,762 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 172
[2024-11-24 01:09:06,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:09:06,765 INFO L225 Difference]: With dead ends: 271
[2024-11-24 01:09:06,765 INFO L226 Difference]: Without dead ends: 182
[2024-11-24 01:09:06,766 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-11-24 01:09:06,767 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 91 mSDsluCounter, 249 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2024-11-24 01:09:06,767 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 382 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2024-11-24 01:09:06,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states.
[2024-11-24 01:09:06,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 151.
[2024-11-24 01:09:06,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 96 states have (on average 1.3645833333333333) internal successors, (131), 96 states have internal predecessors, (131), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52)
[2024-11-24 01:09:06,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 235 transitions.
[2024-11-24 01:09:06,803 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 235 transitions. Word has length 172
[2024-11-24 01:09:06,804 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:09:06,804 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 235 transitions.
[2024-11-24 01:09:06,804 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:06,804 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 235 transitions.
[2024-11-24 01:09:06,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174
[2024-11-24 01:09:06,807 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:09:06,808 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:09:06,808 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-24 01:09:06,808 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:09:06,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:09:06,809 INFO L85 PathProgramCache]: Analyzing trace with hash -1536479290, now seen corresponding path program 1 times
[2024-11-24 01:09:06,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:09:06,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522936318]
[2024-11-24 01:09:06,809 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:09:06,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:09:06,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:09:07,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:09:07,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:09:07,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522936318]
[2024-11-24 01:09:07,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522936318] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:09:07,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:09:07,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-24 01:09:07,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851853309]
[2024-11-24 01:09:07,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:09:07,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-24 01:09:07,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:09:07,280 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-24 01:09:07,281 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-24 01:09:07,281 INFO L87 Difference]: Start difference. First operand 151 states and 235 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:07,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:09:07,561 INFO L93 Difference]: Finished difference Result 271 states and 420 transitions.
[2024-11-24 01:09:07,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-24 01:09:07,562 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 173
[2024-11-24 01:09:07,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:09:07,566 INFO L225 Difference]: With dead ends: 271
[2024-11-24 01:09:07,569 INFO L226 Difference]: Without dead ends: 182
[2024-11-24 01:09:07,570 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-11-24 01:09:07,571 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 89 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 384 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2024-11-24 01:09:07,571 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 384 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2024-11-24 01:09:07,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states.
[2024-11-24 01:09:07,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 152.
[2024-11-24 01:09:07,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 97 states have (on average 1.3608247422680413) internal successors, (132), 97 states have internal predecessors, (132), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52)
[2024-11-24 01:09:07,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 236 transitions.
[2024-11-24 01:09:07,620 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 236 transitions. Word has length 173
[2024-11-24 01:09:07,621 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:09:07,622 INFO L471 AbstractCegarLoop]: Abstraction has 152 states and 236 transitions.
[2024-11-24 01:09:07,622 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:07,623 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 236 transitions.
[2024-11-24 01:09:07,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175
[2024-11-24 01:09:07,629 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:09:07,629 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:09:07,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-24 01:09:07,630 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:09:07,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:09:07,630 INFO L85 PathProgramCache]: Analyzing trace with hash 1460579429, now seen corresponding path program 1 times
[2024-11-24 01:09:07,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:09:07,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579303712]
[2024-11-24 01:09:07,631 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:09:07,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:09:07,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:09:08,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:09:08,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:09:08,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579303712]
[2024-11-24 01:09:08,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579303712] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:09:08,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:09:08,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-24 01:09:08,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731739493]
[2024-11-24 01:09:08,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:09:08,348 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-24 01:09:08,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:09:08,349 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-24 01:09:08,349 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-24 01:09:08,349 INFO L87 Difference]: Start difference. First operand 152 states and 236 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:08,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:09:08,614 INFO L93 Difference]: Finished difference Result 290 states and 449 transitions.
[2024-11-24 01:09:08,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-24 01:09:08,615 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 174
[2024-11-24 01:09:08,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:09:08,618 INFO L225 Difference]: With dead ends: 290
[2024-11-24 01:09:08,618 INFO L226 Difference]: Without dead ends: 190
[2024-11-24 01:09:08,619 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-11-24 01:09:08,619 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 96 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2024-11-24 01:09:08,620 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 395 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2024-11-24 01:09:08,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states.
[2024-11-24 01:09:08,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 154.
[2024-11-24 01:09:08,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 99 states have (on average 1.3131313131313131) internal successors, (130), 99 states have internal predecessors, (130), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52)
[2024-11-24 01:09:08,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 234 transitions.
[2024-11-24 01:09:08,646 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 234 transitions. Word has length 174
[2024-11-24 01:09:08,646 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:09:08,646 INFO L471 AbstractCegarLoop]: Abstraction has 154 states and 234 transitions.
[2024-11-24 01:09:08,646 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:08,646 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 234 transitions.
[2024-11-24 01:09:08,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176
[2024-11-24 01:09:08,649 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:09:08,649 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:09:08,649 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-24 01:09:08,649 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:09:08,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:09:08,650 INFO L85 PathProgramCache]: Analyzing trace with hash -760956775, now seen corresponding path program 1 times
[2024-11-24 01:09:08,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:09:08,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869056971]
[2024-11-24 01:09:08,650 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:09:08,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:09:08,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:09:09,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:09:09,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:09:09,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869056971]
[2024-11-24 01:09:09,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869056971] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:09:09,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:09:09,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-11-24 01:09:09,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640493740]
[2024-11-24 01:09:09,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:09:09,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-24 01:09:09,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:09:09,133 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-24 01:09:09,135 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-11-24 01:09:09,135 INFO L87 Difference]: Start difference. First operand 154 states and 234 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:09,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:09:09,532 INFO L93 Difference]: Finished difference Result 410 states and 625 transitions.
[2024-11-24 01:09:09,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-11-24 01:09:09,534 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 175
[2024-11-24 01:09:09,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:09:09,539 INFO L225 Difference]: With dead ends: 410
[2024-11-24 01:09:09,541 INFO L226 Difference]: Without dead ends: 312
[2024-11-24 01:09:09,542 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56
[2024-11-24 01:09:09,543 INFO L435 NwaCegarLoop]: 209 mSDtfsCounter, 213 mSDsluCounter, 447 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 656 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2024-11-24 01:09:09,543 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 656 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2024-11-24 01:09:09,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states.
[2024-11-24 01:09:09,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 224.
[2024-11-24 01:09:09,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 142 states have (on average 1.2816901408450705) internal successors, (182), 142 states have internal predecessors, (182), 78 states have call successors, (78), 3 states have call predecessors, (78), 3 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78)
[2024-11-24 01:09:09,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 338 transitions.
[2024-11-24 01:09:09,623 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 338 transitions. Word has length 175
[2024-11-24 01:09:09,625 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:09:09,625 INFO L471 AbstractCegarLoop]: Abstraction has 224 states and 338 transitions.
[2024-11-24 01:09:09,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:09,627 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 338 transitions.
[2024-11-24 01:09:09,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176
[2024-11-24 01:09:09,629 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:09:09,630 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:09:09,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-11-24 01:09:09,630 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:09:09,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:09:09,632 INFO L85 PathProgramCache]: Analyzing trace with hash -542102057, now seen corresponding path program 1 times
[2024-11-24 01:09:09,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:09:09,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498206314]
[2024-11-24 01:09:09,632 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:09:09,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:09:09,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:09:15,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:09:15,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:09:15,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498206314]
[2024-11-24 01:09:15,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498206314] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:09:15,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:09:15,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2024-11-24 01:09:15,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814375016]
[2024-11-24 01:09:15,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:09:15,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2024-11-24 01:09:15,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:09:15,469 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2024-11-24 01:09:15,469 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72
[2024-11-24 01:09:15,469 INFO L87 Difference]: Start difference. First operand 224 states and 338 transitions. Second operand has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:16,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:09:16,539 INFO L93 Difference]: Finished difference Result 526 states and 781 transitions.
[2024-11-24 01:09:16,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2024-11-24 01:09:16,540 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 175
[2024-11-24 01:09:16,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:09:16,545 INFO L225 Difference]: With dead ends: 526
[2024-11-24 01:09:16,545 INFO L226 Difference]: Without dead ends: 364
[2024-11-24 01:09:16,547 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182
[2024-11-24 01:09:16,547 INFO L435 NwaCegarLoop]: 128 mSDtfsCounter, 151 mSDsluCounter, 512 mSDsCounter, 0 mSdLazyCounter, 346 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 640 SdHoareTripleChecker+Invalid, 388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 346 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time
[2024-11-24 01:09:16,550 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 640 Invalid, 388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time]
[2024-11-24 01:09:16,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states.
[2024-11-24 01:09:16,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 321.
[2024-11-24 01:09:16,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 321 states, 218 states have (on average 1.31651376146789) internal successors, (287), 220 states have internal predecessors, (287), 96 states have call successors, (96), 6 states have call predecessors, (96), 6 states have return successors, (96), 94 states have call predecessors, (96), 96 states have call successors, (96)
[2024-11-24 01:09:16,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 479 transitions.
[2024-11-24 01:09:16,612 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 479 transitions. Word has length 175
[2024-11-24 01:09:16,612 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:09:16,613 INFO L471 AbstractCegarLoop]: Abstraction has 321 states and 479 transitions.
[2024-11-24 01:09:16,613 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:16,613 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 479 transitions.
[2024-11-24 01:09:16,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176
[2024-11-24 01:09:16,615 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:09:16,616 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:09:16,616 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-11-24 01:09:16,616 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:09:16,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:09:16,617 INFO L85 PathProgramCache]: Analyzing trace with hash 137956313, now seen corresponding path program 1 times
[2024-11-24 01:09:16,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:09:16,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089746787]
[2024-11-24 01:09:16,618 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:09:16,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:09:16,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:09:17,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:09:17,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:09:17,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089746787]
[2024-11-24 01:09:17,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089746787] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:09:17,416 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:09:17,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2024-11-24 01:09:17,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546831731]
[2024-11-24 01:09:17,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:09:17,417 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-11-24 01:09:17,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:09:17,418 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-11-24 01:09:17,418 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2024-11-24 01:09:17,418 INFO L87 Difference]: Start difference. First operand 321 states and 479 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:18,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:09:18,326 INFO L93 Difference]: Finished difference Result 755 states and 1125 transitions.
[2024-11-24 01:09:18,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2024-11-24 01:09:18,328 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 175
[2024-11-24 01:09:18,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:09:18,338 INFO L225 Difference]: With dead ends: 755
[2024-11-24 01:09:18,340 INFO L226 Difference]: Without dead ends: 500
[2024-11-24 01:09:18,341 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156
[2024-11-24 01:09:18,342 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 308 mSDsluCounter, 521 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 660 SdHoareTripleChecker+Invalid, 370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time
[2024-11-24 01:09:18,344 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [308 Valid, 660 Invalid, 370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 223 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time]
[2024-11-24 01:09:18,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states.
[2024-11-24 01:09:18,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 478.
[2024-11-24 01:09:18,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 478 states, 317 states have (on average 1.2870662460567823) internal successors, (408), 321 states have internal predecessors, (408), 148 states have call successors, (148), 12 states have call predecessors, (148), 12 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148)
[2024-11-24 01:09:18,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 704 transitions.
[2024-11-24 01:09:18,455 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 704 transitions. Word has length 175
[2024-11-24 01:09:18,456 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:09:18,458 INFO L471 AbstractCegarLoop]: Abstraction has 478 states and 704 transitions.
[2024-11-24 01:09:18,458 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:18,459 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 704 transitions.
[2024-11-24 01:09:18,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176
[2024-11-24 01:09:18,462 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:09:18,463 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:09:18,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-11-24 01:09:18,463 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:09:18,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:09:18,465 INFO L85 PathProgramCache]: Analyzing trace with hash -1010169127, now seen corresponding path program 1 times
[2024-11-24 01:09:18,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:09:18,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425269165]
[2024-11-24 01:09:18,466 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:09:18,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:09:18,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:09:23,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:09:23,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:09:23,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425269165]
[2024-11-24 01:09:23,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425269165] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:09:23,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:09:23,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2024-11-24 01:09:23,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615832216]
[2024-11-24 01:09:23,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:09:23,787 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-11-24 01:09:23,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:09:23,788 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-11-24 01:09:23,788 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2024-11-24 01:09:23,788 INFO L87 Difference]: Start difference. First operand 478 states and 704 transitions. Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:25,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:09:25,090 INFO L93 Difference]: Finished difference Result 876 states and 1276 transitions.
[2024-11-24 01:09:25,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2024-11-24 01:09:25,091 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 175
[2024-11-24 01:09:25,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:09:25,099 INFO L225 Difference]: With dead ends: 876
[2024-11-24 01:09:25,099 INFO L226 Difference]: Without dead ends: 564
[2024-11-24 01:09:25,101 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132
[2024-11-24 01:09:25,102 INFO L435 NwaCegarLoop]: 140 mSDtfsCounter, 136 mSDsluCounter, 526 mSDsCounter, 0 mSdLazyCounter, 305 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 666 SdHoareTripleChecker+Invalid, 345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 305 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time
[2024-11-24 01:09:25,102 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 666 Invalid, 345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 305 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time]
[2024-11-24 01:09:25,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states.
[2024-11-24 01:09:25,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 476.
[2024-11-24 01:09:25,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 476 states, 315 states have (on average 1.2857142857142858) internal successors, (405), 319 states have internal predecessors, (405), 148 states have call successors, (148), 12 states have call predecessors, (148), 12 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148)
[2024-11-24 01:09:25,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 701 transitions.
[2024-11-24 01:09:25,258 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 701 transitions. Word has length 175
[2024-11-24 01:09:25,261 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:09:25,261 INFO L471 AbstractCegarLoop]: Abstraction has 476 states and 701 transitions.
[2024-11-24 01:09:25,262 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:25,262 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 701 transitions.
[2024-11-24 01:09:25,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177
[2024-11-24 01:09:25,264 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:09:25,265 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:09:25,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2024-11-24 01:09:25,266 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:09:25,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:09:25,271 INFO L85 PathProgramCache]: Analyzing trace with hash -258491915, now seen corresponding path program 1 times
[2024-11-24 01:09:25,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:09:25,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293827933]
[2024-11-24 01:09:25,271 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:09:25,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:09:25,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:09:29,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:09:29,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:09:29,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293827933]
[2024-11-24 01:09:29,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293827933] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:09:29,219 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:09:29,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2024-11-24 01:09:29,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255442385]
[2024-11-24 01:09:29,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:09:29,220 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2024-11-24 01:09:29,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:09:29,220 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2024-11-24 01:09:29,221 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72
[2024-11-24 01:09:29,221 INFO L87 Difference]: Start difference. First operand 476 states and 701 transitions. Second operand has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:30,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:09:30,277 INFO L93 Difference]: Finished difference Result 870 states and 1276 transitions.
[2024-11-24 01:09:30,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2024-11-24 01:09:30,278 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 176
[2024-11-24 01:09:30,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:09:30,284 INFO L225 Difference]: With dead ends: 870
[2024-11-24 01:09:30,285 INFO L226 Difference]: Without dead ends: 558
[2024-11-24 01:09:30,286 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90
[2024-11-24 01:09:30,288 INFO L435 NwaCegarLoop]: 141 mSDtfsCounter, 65 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 497 SdHoareTripleChecker+Invalid, 264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time
[2024-11-24 01:09:30,288 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 497 Invalid, 264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time]
[2024-11-24 01:09:30,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states.
[2024-11-24 01:09:30,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 490.
[2024-11-24 01:09:30,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 490 states, 329 states have (on average 1.3069908814589666) internal successors, (430), 333 states have internal predecessors, (430), 148 states have call successors, (148), 12 states have call predecessors, (148), 12 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148)
[2024-11-24 01:09:30,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 726 transitions.
[2024-11-24 01:09:30,351 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 726 transitions. Word has length 176
[2024-11-24 01:09:30,351 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:09:30,351 INFO L471 AbstractCegarLoop]: Abstraction has 490 states and 726 transitions.
[2024-11-24 01:09:30,351 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:30,351 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 726 transitions.
[2024-11-24 01:09:30,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177
[2024-11-24 01:09:30,357 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:09:30,357 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:09:30,357 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2024-11-24 01:09:30,357 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:09:30,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:09:30,358 INFO L85 PathProgramCache]: Analyzing trace with hash -1406617355, now seen corresponding path program 1 times
[2024-11-24 01:09:30,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:09:30,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142195673]
[2024-11-24 01:09:30,358 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:09:30,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:09:30,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:09:31,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:09:31,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:09:31,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142195673]
[2024-11-24 01:09:31,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142195673] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:09:31,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:09:31,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2024-11-24 01:09:31,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437779393]
[2024-11-24 01:09:31,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:09:31,756 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2024-11-24 01:09:31,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:09:31,757 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2024-11-24 01:09:31,757 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132
[2024-11-24 01:09:31,758 INFO L87 Difference]: Start difference. First operand 490 states and 726 transitions. Second operand has 12 states, 12 states have (on average 4.083333333333333) internal successors, (49), 12 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:33,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:09:33,812 INFO L93 Difference]: Finished difference Result 892 states and 1316 transitions.
[2024-11-24 01:09:33,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states.
[2024-11-24 01:09:33,813 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.083333333333333) internal successors, (49), 12 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 176
[2024-11-24 01:09:33,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:09:33,821 INFO L225 Difference]: With dead ends: 892
[2024-11-24 01:09:33,821 INFO L226 Difference]: Without dead ends: 562
[2024-11-24 01:09:33,823 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=164, Invalid=436, Unknown=0, NotChecked=0, Total=600
[2024-11-24 01:09:33,824 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 517 mSDsluCounter, 874 mSDsCounter, 0 mSdLazyCounter, 484 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 517 SdHoareTripleChecker+Valid, 991 SdHoareTripleChecker+Invalid, 622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time
[2024-11-24 01:09:33,825 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [517 Valid, 991 Invalid, 622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 484 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time]
[2024-11-24 01:09:33,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states.
[2024-11-24 01:09:33,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 508.
[2024-11-24 01:09:33,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 508 states, 347 states have (on average 1.314121037463977) internal successors, (456), 351 states have internal predecessors, (456), 148 states have call successors, (148), 12 states have call predecessors, (148), 12 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148)
[2024-11-24 01:09:33,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 752 transitions.
[2024-11-24 01:09:33,889 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 752 transitions. Word has length 176
[2024-11-24 01:09:33,890 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:09:33,890 INFO L471 AbstractCegarLoop]: Abstraction has 508 states and 752 transitions.
[2024-11-24 01:09:33,890 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.083333333333333) internal successors, (49), 12 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:33,890 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 752 transitions.
[2024-11-24 01:09:33,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177
[2024-11-24 01:09:33,893 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:09:33,893 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:09:33,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2024-11-24 01:09:33,894 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:09:33,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:09:33,894 INFO L85 PathProgramCache]: Analyzing trace with hash -726558985, now seen corresponding path program 1 times
[2024-11-24 01:09:33,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:09:33,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747939927]
[2024-11-24 01:09:33,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:09:33,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:09:34,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:09:42,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:09:42,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:09:42,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747939927]
[2024-11-24 01:09:42,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747939927] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:09:42,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:09:42,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14
[2024-11-24 01:09:42,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827359747]
[2024-11-24 01:09:42,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:09:42,877 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2024-11-24 01:09:42,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:09:42,878 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2024-11-24 01:09:42,878 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182
[2024-11-24 01:09:42,878 INFO L87 Difference]: Start difference. First operand 508 states and 752 transitions. Second operand has 14 states, 14 states have (on average 3.5) internal successors, (49), 14 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:57,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers []
[2024-11-24 01:09:58,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:09:58,457 INFO L93 Difference]: Finished difference Result 876 states and 1295 transitions.
[2024-11-24 01:09:58,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states.
[2024-11-24 01:09:58,458 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.5) internal successors, (49), 14 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 176
[2024-11-24 01:09:58,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:09:58,465 INFO L225 Difference]: With dead ends: 876
[2024-11-24 01:09:58,465 INFO L226 Difference]: Without dead ends: 553
[2024-11-24 01:09:58,468 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=165, Invalid=591, Unknown=0, NotChecked=0, Total=756
[2024-11-24 01:09:58,469 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 465 mSDsluCounter, 828 mSDsCounter, 0 mSdLazyCounter, 848 mSolverCounterSat, 239 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 971 SdHoareTripleChecker+Invalid, 1088 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 239 IncrementalHoareTripleChecker+Valid, 848 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time
[2024-11-24 01:09:58,470 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [465 Valid, 971 Invalid, 1088 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [239 Valid, 848 Invalid, 1 Unknown, 0 Unchecked, 9.4s Time]
[2024-11-24 01:09:58,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states.
[2024-11-24 01:09:58,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 510.
[2024-11-24 01:09:58,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 510 states, 349 states have (on average 1.3180515759312321) internal successors, (460), 353 states have internal predecessors, (460), 148 states have call successors, (148), 12 states have call predecessors, (148), 12 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148)
[2024-11-24 01:09:58,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 510 states and 756 transitions.
[2024-11-24 01:09:58,542 INFO L78 Accepts]: Start accepts. Automaton has 510 states and 756 transitions. Word has length 176
[2024-11-24 01:09:58,544 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:09:58,544 INFO L471 AbstractCegarLoop]: Abstraction has 510 states and 756 transitions.
[2024-11-24 01:09:58,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.5) internal successors, (49), 14 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:09:58,546 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 756 transitions.
[2024-11-24 01:09:58,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177
[2024-11-24 01:09:58,552 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:09:58,552 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:09:58,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2024-11-24 01:09:58,552 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:09:58,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:09:58,553 INFO L85 PathProgramCache]: Analyzing trace with hash -326477, now seen corresponding path program 1 times
[2024-11-24 01:09:58,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:09:58,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923140643]
[2024-11-24 01:09:58,553 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:09:58,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:09:58,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:10:01,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:10:01,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:10:01,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923140643]
[2024-11-24 01:10:01,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923140643] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:10:01,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:10:01,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2024-11-24 01:10:01,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291552501]
[2024-11-24 01:10:01,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:10:01,340 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2024-11-24 01:10:01,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:10:01,341 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2024-11-24 01:10:01,341 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110
[2024-11-24 01:10:01,341 INFO L87 Difference]: Start difference. First operand 510 states and 756 transitions. Second operand has 11 states, 11 states have (on average 4.454545454545454) internal successors, (49), 11 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:10:02,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:10:02,841 INFO L93 Difference]: Finished difference Result 1057 states and 1561 transitions.
[2024-11-24 01:10:02,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2024-11-24 01:10:02,842 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.454545454545454) internal successors, (49), 11 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 176
[2024-11-24 01:10:02,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:10:02,848 INFO L225 Difference]: With dead ends: 1057
[2024-11-24 01:10:02,848 INFO L226 Difference]: Without dead ends: 734
[2024-11-24 01:10:02,850 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306
[2024-11-24 01:10:02,851 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 214 mSDsluCounter, 426 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 565 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time
[2024-11-24 01:10:02,851 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 565 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time]
[2024-11-24 01:10:02,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states.
[2024-11-24 01:10:02,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 561.
[2024-11-24 01:10:02,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 561 states, 400 states have (on average 1.3425) internal successors, (537), 404 states have internal predecessors, (537), 148 states have call successors, (148), 12 states have call predecessors, (148), 12 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148)
[2024-11-24 01:10:02,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 833 transitions.
[2024-11-24 01:10:02,935 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 833 transitions. Word has length 176
[2024-11-24 01:10:02,935 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:10:02,935 INFO L471 AbstractCegarLoop]: Abstraction has 561 states and 833 transitions.
[2024-11-24 01:10:02,935 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.454545454545454) internal successors, (49), 11 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:10:02,936 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 833 transitions.
[2024-11-24 01:10:02,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177
[2024-11-24 01:10:02,939 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:10:02,939 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:10:02,939 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11
[2024-11-24 01:10:02,940 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:10:02,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:10:02,940 INFO L85 PathProgramCache]: Analyzing trace with hash -1148451917, now seen corresponding path program 1 times
[2024-11-24 01:10:02,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:10:02,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538002414]
[2024-11-24 01:10:02,940 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:10:02,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:10:03,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:10:04,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:10:04,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:10:04,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538002414]
[2024-11-24 01:10:04,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538002414] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:10:04,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:10:04,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2024-11-24 01:10:04,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948768214]
[2024-11-24 01:10:04,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:10:04,323 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2024-11-24 01:10:04,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:10:04,324 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2024-11-24 01:10:04,324 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90
[2024-11-24 01:10:04,324 INFO L87 Difference]: Start difference. First operand 561 states and 833 transitions. Second operand has 10 states, 10 states have (on average 4.9) internal successors, (49), 10 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:10:05,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:10:05,604 INFO L93 Difference]: Finished difference Result 974 states and 1446 transitions.
[2024-11-24 01:10:05,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2024-11-24 01:10:05,605 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.9) internal successors, (49), 10 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 176
[2024-11-24 01:10:05,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:10:05,611 INFO L225 Difference]: With dead ends: 974
[2024-11-24 01:10:05,611 INFO L226 Difference]: Without dead ends: 601
[2024-11-24 01:10:05,613 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=77, Invalid=195, Unknown=0, NotChecked=0, Total=272
[2024-11-24 01:10:05,614 INFO L435 NwaCegarLoop]: 122 mSDtfsCounter, 353 mSDsluCounter, 734 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 353 SdHoareTripleChecker+Valid, 856 SdHoareTripleChecker+Invalid, 552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time
[2024-11-24 01:10:05,614 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [353 Valid, 856 Invalid, 552 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time]
[2024-11-24 01:10:05,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states.
[2024-11-24 01:10:05,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 562.
[2024-11-24 01:10:05,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 562 states, 401 states have (on average 1.341645885286783) internal successors, (538), 405 states have internal predecessors, (538), 148 states have call successors, (148), 12 states have call predecessors, (148), 12 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148)
[2024-11-24 01:10:05,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 562 states and 834 transitions.
[2024-11-24 01:10:05,676 INFO L78 Accepts]: Start accepts. Automaton has 562 states and 834 transitions. Word has length 176
[2024-11-24 01:10:05,676 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:10:05,679 INFO L471 AbstractCegarLoop]: Abstraction has 562 states and 834 transitions.
[2024-11-24 01:10:05,680 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.9) internal successors, (49), 10 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:10:05,680 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 834 transitions.
[2024-11-24 01:10:05,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177
[2024-11-24 01:10:05,682 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:10:05,682 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:10:05,682 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12
[2024-11-24 01:10:05,682 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:10:05,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:10:05,682 INFO L85 PathProgramCache]: Analyzing trace with hash -468393547, now seen corresponding path program 1 times
[2024-11-24 01:10:05,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:10:05,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493765773]
[2024-11-24 01:10:05,683 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:10:05,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:10:05,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:10:11,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:10:11,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:10:11,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493765773]
[2024-11-24 01:10:11,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493765773] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:10:11,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:10:11,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16
[2024-11-24 01:10:11,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339893836]
[2024-11-24 01:10:11,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:10:11,828 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states
[2024-11-24 01:10:11,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:10:11,828 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants.
[2024-11-24 01:10:11,829 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240
[2024-11-24 01:10:11,829 INFO L87 Difference]: Start difference. First operand 562 states and 834 transitions. Second operand has 16 states, 16 states have (on average 3.0625) internal successors, (49), 16 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:10:16,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:10:16,337 INFO L93 Difference]: Finished difference Result 1016 states and 1495 transitions.
[2024-11-24 01:10:16,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states.
[2024-11-24 01:10:16,338 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.0625) internal successors, (49), 16 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 176
[2024-11-24 01:10:16,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:10:16,343 INFO L225 Difference]: With dead ends: 1016
[2024-11-24 01:10:16,343 INFO L226 Difference]: Without dead ends: 649
[2024-11-24 01:10:16,344 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=255, Invalid=867, Unknown=0, NotChecked=0, Total=1122
[2024-11-24 01:10:16,345 INFO L435 NwaCegarLoop]: 215 mSDtfsCounter, 612 mSDsluCounter, 1208 mSDsCounter, 0 mSdLazyCounter, 1317 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 612 SdHoareTripleChecker+Valid, 1423 SdHoareTripleChecker+Invalid, 1502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 1317 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time
[2024-11-24 01:10:16,346 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [612 Valid, 1423 Invalid, 1502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 1317 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time]
[2024-11-24 01:10:16,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 649 states.
[2024-11-24 01:10:16,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 649 to 562.
[2024-11-24 01:10:16,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 562 states, 401 states have (on average 1.341645885286783) internal successors, (538), 405 states have internal predecessors, (538), 148 states have call successors, (148), 12 states have call predecessors, (148), 12 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148)
[2024-11-24 01:10:16,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 562 states and 834 transitions.
[2024-11-24 01:10:16,409 INFO L78 Accepts]: Start accepts. Automaton has 562 states and 834 transitions. Word has length 176
[2024-11-24 01:10:16,409 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:10:16,410 INFO L471 AbstractCegarLoop]: Abstraction has 562 states and 834 transitions.
[2024-11-24 01:10:16,410 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.0625) internal successors, (49), 16 states have internal predecessors, (49), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:10:16,410 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 834 transitions.
[2024-11-24 01:10:16,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2024-11-24 01:10:16,412 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:10:16,412 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:10:16,412 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13
[2024-11-24 01:10:16,413 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:10:16,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:10:16,413 INFO L85 PathProgramCache]: Analyzing trace with hash 973635452, now seen corresponding path program 1 times
[2024-11-24 01:10:16,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:10:16,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126497452]
[2024-11-24 01:10:16,414 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:10:16,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:10:16,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:10:21,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:10:21,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:10:21,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126497452]
[2024-11-24 01:10:21,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126497452] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:10:21,507 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:10:21,507 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14
[2024-11-24 01:10:21,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814616015]
[2024-11-24 01:10:21,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:10:21,508 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2024-11-24 01:10:21,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:10:21,508 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2024-11-24 01:10:21,508 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182
[2024-11-24 01:10:21,508 INFO L87 Difference]: Start difference. First operand 562 states and 834 transitions. Second operand has 14 states, 14 states have (on average 3.5714285714285716) internal successors, (50), 14 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:10:24,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:10:24,238 INFO L93 Difference]: Finished difference Result 1064 states and 1561 transitions.
[2024-11-24 01:10:24,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states.
[2024-11-24 01:10:24,239 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.5714285714285716) internal successors, (50), 14 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 177
[2024-11-24 01:10:24,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:10:24,244 INFO L225 Difference]: With dead ends: 1064
[2024-11-24 01:10:24,244 INFO L226 Difference]: Without dead ends: 697
[2024-11-24 01:10:24,246 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 363 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=376, Invalid=1184, Unknown=0, NotChecked=0, Total=1560
[2024-11-24 01:10:24,246 INFO L435 NwaCegarLoop]: 245 mSDtfsCounter, 485 mSDsluCounter, 1466 mSDsCounter, 0 mSdLazyCounter, 689 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 485 SdHoareTripleChecker+Valid, 1711 SdHoareTripleChecker+Invalid, 771 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 689 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time
[2024-11-24 01:10:24,247 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [485 Valid, 1711 Invalid, 771 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 689 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time]
[2024-11-24 01:10:24,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 697 states.
[2024-11-24 01:10:24,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 697 to 580.
[2024-11-24 01:10:24,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 580 states, 419 states have (on average 1.3484486873508352) internal successors, (565), 423 states have internal predecessors, (565), 148 states have call successors, (148), 12 states have call predecessors, (148), 12 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148)
[2024-11-24 01:10:24,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 580 states and 861 transitions.
[2024-11-24 01:10:24,314 INFO L78 Accepts]: Start accepts. Automaton has 580 states and 861 transitions. Word has length 177
[2024-11-24 01:10:24,314 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:10:24,315 INFO L471 AbstractCegarLoop]: Abstraction has 580 states and 861 transitions.
[2024-11-24 01:10:24,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.5714285714285716) internal successors, (50), 14 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:10:24,315 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 861 transitions.
[2024-11-24 01:10:24,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2024-11-24 01:10:24,317 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:10:24,317 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:10:24,317 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14
[2024-11-24 01:10:24,317 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:10:24,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:10:24,318 INFO L85 PathProgramCache]: Analyzing trace with hash -1915040966, now seen corresponding path program 1 times
[2024-11-24 01:10:24,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:10:24,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131519777]
[2024-11-24 01:10:24,319 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:10:24,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:10:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:10:26,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:10:26,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:10:26,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131519777]
[2024-11-24 01:10:26,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131519777] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:10:26,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:10:26,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2024-11-24 01:10:26,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652045188]
[2024-11-24 01:10:26,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:10:26,890 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2024-11-24 01:10:26,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:10:26,891 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2024-11-24 01:10:26,891 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132
[2024-11-24 01:10:26,891 INFO L87 Difference]: Start difference. First operand 580 states and 861 transitions. Second operand has 12 states, 12 states have (on average 4.166666666666667) internal successors, (50), 12 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:10:28,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:10:28,687 INFO L93 Difference]: Finished difference Result 1284 states and 1887 transitions.
[2024-11-24 01:10:28,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states.
[2024-11-24 01:10:28,688 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.166666666666667) internal successors, (50), 12 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 177
[2024-11-24 01:10:28,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:10:28,694 INFO L225 Difference]: With dead ends: 1284
[2024-11-24 01:10:28,694 INFO L226 Difference]: Without dead ends: 917
[2024-11-24 01:10:28,696 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=219, Invalid=711, Unknown=0, NotChecked=0, Total=930
[2024-11-24 01:10:28,697 INFO L435 NwaCegarLoop]: 240 mSDtfsCounter, 600 mSDsluCounter, 1492 mSDsCounter, 0 mSdLazyCounter, 802 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 1732 SdHoareTripleChecker+Invalid, 988 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time
[2024-11-24 01:10:28,697 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [600 Valid, 1732 Invalid, 988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 802 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time]
[2024-11-24 01:10:28,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 917 states.
[2024-11-24 01:10:28,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 917 to 582.
[2024-11-24 01:10:28,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 582 states, 421 states have (on average 1.3491686460807601) internal successors, (568), 425 states have internal predecessors, (568), 148 states have call successors, (148), 12 states have call predecessors, (148), 12 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148)
[2024-11-24 01:10:28,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 864 transitions.
[2024-11-24 01:10:28,768 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 864 transitions. Word has length 177
[2024-11-24 01:10:28,768 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:10:28,768 INFO L471 AbstractCegarLoop]: Abstraction has 582 states and 864 transitions.
[2024-11-24 01:10:28,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.166666666666667) internal successors, (50), 12 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:10:28,770 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 864 transitions.
[2024-11-24 01:10:28,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2024-11-24 01:10:28,771 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:10:28,771 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:10:28,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15
[2024-11-24 01:10:28,772 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:10:28,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:10:28,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1231800890, now seen corresponding path program 1 times
[2024-11-24 01:10:28,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:10:28,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215007921]
[2024-11-24 01:10:28,773 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:10:28,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:10:28,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:10:31,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:10:31,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:10:31,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215007921]
[2024-11-24 01:10:31,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215007921] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:10:31,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:10:31,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2024-11-24 01:10:31,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624256062]
[2024-11-24 01:10:31,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:10:31,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2024-11-24 01:10:31,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:10:31,310 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2024-11-24 01:10:31,310 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132
[2024-11-24 01:10:31,310 INFO L87 Difference]: Start difference. First operand 582 states and 864 transitions. Second operand has 12 states, 12 states have (on average 4.166666666666667) internal successors, (50), 12 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:10:33,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:10:33,213 INFO L93 Difference]: Finished difference Result 1112 states and 1634 transitions.
[2024-11-24 01:10:33,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states.
[2024-11-24 01:10:33,215 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.166666666666667) internal successors, (50), 12 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 177
[2024-11-24 01:10:33,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:10:33,221 INFO L225 Difference]: With dead ends: 1112
[2024-11-24 01:10:33,221 INFO L226 Difference]: Without dead ends: 745
[2024-11-24 01:10:33,223 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=239, Invalid=631, Unknown=0, NotChecked=0, Total=870
[2024-11-24 01:10:33,224 INFO L435 NwaCegarLoop]: 238 mSDtfsCounter, 523 mSDsluCounter, 807 mSDsCounter, 0 mSdLazyCounter, 521 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 523 SdHoareTripleChecker+Valid, 1045 SdHoareTripleChecker+Invalid, 669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 521 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time
[2024-11-24 01:10:33,225 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [523 Valid, 1045 Invalid, 669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 521 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time]
[2024-11-24 01:10:33,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states.
[2024-11-24 01:10:33,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 583.
[2024-11-24 01:10:33,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 583 states, 422 states have (on average 1.3507109004739337) internal successors, (570), 426 states have internal predecessors, (570), 148 states have call successors, (148), 12 states have call predecessors, (148), 12 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148)
[2024-11-24 01:10:33,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 583 states and 866 transitions.
[2024-11-24 01:10:33,304 INFO L78 Accepts]: Start accepts. Automaton has 583 states and 866 transitions. Word has length 177
[2024-11-24 01:10:33,304 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:10:33,305 INFO L471 AbstractCegarLoop]: Abstraction has 583 states and 866 transitions.
[2024-11-24 01:10:33,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.166666666666667) internal successors, (50), 12 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:10:33,305 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 866 transitions.
[2024-11-24 01:10:33,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2024-11-24 01:10:33,306 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:10:33,306 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:10:33,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16
[2024-11-24 01:10:33,307 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:10:33,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:10:33,307 INFO L85 PathProgramCache]: Analyzing trace with hash 1911859260, now seen corresponding path program 1 times
[2024-11-24 01:10:33,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:10:33,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445108679]
[2024-11-24 01:10:33,307 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:10:33,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:10:33,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:10:40,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:10:40,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:10:40,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445108679]
[2024-11-24 01:10:40,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445108679] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:10:40,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:10:40,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14
[2024-11-24 01:10:40,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740285485]
[2024-11-24 01:10:40,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:10:40,228 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2024-11-24 01:10:40,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:10:40,229 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2024-11-24 01:10:40,229 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182
[2024-11-24 01:10:40,229 INFO L87 Difference]: Start difference. First operand 583 states and 866 transitions. Second operand has 14 states, 14 states have (on average 3.5714285714285716) internal successors, (50), 14 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:10:46,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:10:46,959 INFO L93 Difference]: Finished difference Result 1039 states and 1529 transitions.
[2024-11-24 01:10:46,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states.
[2024-11-24 01:10:46,960 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.5714285714285716) internal successors, (50), 14 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 177
[2024-11-24 01:10:46,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:10:46,965 INFO L225 Difference]: With dead ends: 1039
[2024-11-24 01:10:46,965 INFO L226 Difference]: Without dead ends: 672
[2024-11-24 01:10:46,967 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=277, Invalid=845, Unknown=0, NotChecked=0, Total=1122
[2024-11-24 01:10:46,968 INFO L435 NwaCegarLoop]: 251 mSDtfsCounter, 463 mSDsluCounter, 1578 mSDsCounter, 0 mSdLazyCounter, 1109 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 463 SdHoareTripleChecker+Valid, 1829 SdHoareTripleChecker+Invalid, 1192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time
[2024-11-24 01:10:46,968 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [463 Valid, 1829 Invalid, 1192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1109 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time]
[2024-11-24 01:10:46,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states.
[2024-11-24 01:10:47,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 583.
[2024-11-24 01:10:47,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 583 states, 422 states have (on average 1.3507109004739337) internal successors, (570), 426 states have internal predecessors, (570), 148 states have call successors, (148), 12 states have call predecessors, (148), 12 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148)
[2024-11-24 01:10:47,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 583 states and 866 transitions.
[2024-11-24 01:10:47,032 INFO L78 Accepts]: Start accepts. Automaton has 583 states and 866 transitions. Word has length 177
[2024-11-24 01:10:47,032 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:10:47,033 INFO L471 AbstractCegarLoop]: Abstraction has 583 states and 866 transitions.
[2024-11-24 01:10:47,033 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.5714285714285716) internal successors, (50), 14 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:10:47,033 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 866 transitions.
[2024-11-24 01:10:47,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2024-11-24 01:10:47,034 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:10:47,034 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:10:47,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17
[2024-11-24 01:10:47,035 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:10:47,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:10:47,036 INFO L85 PathProgramCache]: Analyzing trace with hash 1396337278, now seen corresponding path program 1 times
[2024-11-24 01:10:47,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:10:47,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059553321]
[2024-11-24 01:10:47,036 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:10:47,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:10:47,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:10:47,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:10:47,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:10:47,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059553321]
[2024-11-24 01:10:47,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059553321] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:10:47,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:10:47,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-24 01:10:47,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014617048]
[2024-11-24 01:10:47,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:10:47,114 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-24 01:10:47,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:10:47,114 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-24 01:10:47,114 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-24 01:10:47,114 INFO L87 Difference]: Start difference. First operand 583 states and 866 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:10:47,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:10:47,218 INFO L93 Difference]: Finished difference Result 1195 states and 1769 transitions.
[2024-11-24 01:10:47,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-24 01:10:47,218 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 177
[2024-11-24 01:10:47,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:10:47,222 INFO L225 Difference]: With dead ends: 1195
[2024-11-24 01:10:47,222 INFO L226 Difference]: Without dead ends: 738
[2024-11-24 01:10:47,224 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-24 01:10:47,224 INFO L435 NwaCegarLoop]: 186 mSDtfsCounter, 122 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-24 01:10:47,225 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 312 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-24 01:10:47,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 738 states.
[2024-11-24 01:10:47,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 738 to 564.
[2024-11-24 01:10:47,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 564 states, 403 states have (on average 1.3250620347394542) internal successors, (534), 407 states have internal predecessors, (534), 148 states have call successors, (148), 12 states have call predecessors, (148), 12 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148)
[2024-11-24 01:10:47,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 830 transitions.
[2024-11-24 01:10:47,308 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 830 transitions. Word has length 177
[2024-11-24 01:10:47,309 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:10:47,309 INFO L471 AbstractCegarLoop]: Abstraction has 564 states and 830 transitions.
[2024-11-24 01:10:47,309 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:10:47,310 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 830 transitions.
[2024-11-24 01:10:47,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2024-11-24 01:10:47,312 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:10:47,312 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:10:47,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18
[2024-11-24 01:10:47,313 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:10:47,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:10:47,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1047514275, now seen corresponding path program 1 times
[2024-11-24 01:10:47,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:10:47,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747117038]
[2024-11-24 01:10:47,313 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:10:47,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:10:47,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:10:47,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:10:47,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:10:47,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747117038]
[2024-11-24 01:10:47,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747117038] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:10:47,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:10:47,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-11-24 01:10:47,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41102829]
[2024-11-24 01:10:47,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:10:47,573 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-24 01:10:47,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:10:47,573 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-24 01:10:47,573 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-11-24 01:10:47,574 INFO L87 Difference]: Start difference. First operand 564 states and 830 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26)
[2024-11-24 01:10:48,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:10:48,278 INFO L93 Difference]: Finished difference Result 2341 states and 3463 transitions.
[2024-11-24 01:10:48,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-24 01:10:48,279 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 177
[2024-11-24 01:10:48,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:10:48,291 INFO L225 Difference]: With dead ends: 2341
[2024-11-24 01:10:48,292 INFO L226 Difference]: Without dead ends: 1975
[2024-11-24 01:10:48,294 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90
[2024-11-24 01:10:48,296 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 775 mSDsluCounter, 492 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 396 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 775 SdHoareTripleChecker+Valid, 631 SdHoareTripleChecker+Invalid, 573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 396 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2024-11-24 01:10:48,296 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [775 Valid, 631 Invalid, 573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [396 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2024-11-24 01:10:48,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1975 states.
[2024-11-24 01:10:48,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1975 to 1444.
[2024-11-24 01:10:48,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1444 states, 1019 states have (on average 1.3140333660451422) internal successors, (1339), 1031 states have internal predecessors, (1339), 392 states have call successors, (392), 32 states have call predecessors, (392), 32 states have return successors, (392), 380 states have call predecessors, (392), 392 states have call successors, (392)
[2024-11-24 01:10:48,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1444 states and 2123 transitions.
[2024-11-24 01:10:48,534 INFO L78 Accepts]: Start accepts. Automaton has 1444 states and 2123 transitions. Word has length 177
[2024-11-24 01:10:48,534 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:10:48,534 INFO L471 AbstractCegarLoop]: Abstraction has 1444 states and 2123 transitions.
[2024-11-24 01:10:48,535 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26)
[2024-11-24 01:10:48,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 2123 transitions.
[2024-11-24 01:10:48,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2024-11-24 01:10:48,536 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:10:48,536 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:10:48,537 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19
[2024-11-24 01:10:48,537 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:10:48,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:10:48,538 INFO L85 PathProgramCache]: Analyzing trace with hash 727493087, now seen corresponding path program 1 times
[2024-11-24 01:10:48,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:10:48,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032758277]
[2024-11-24 01:10:48,538 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:10:48,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:10:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:10:53,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:10:53,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:10:53,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032758277]
[2024-11-24 01:10:53,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032758277] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:10:53,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:10:53,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2024-11-24 01:10:53,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729569745]
[2024-11-24 01:10:53,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:10:53,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2024-11-24 01:10:53,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:10:53,043 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2024-11-24 01:10:53,043 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90
[2024-11-24 01:10:53,044 INFO L87 Difference]: Start difference. First operand 1444 states and 2123 transitions. Second operand has 10 states, 10 states have (on average 5.0) internal successors, (50), 10 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:10:54,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:10:54,189 INFO L93 Difference]: Finished difference Result 2646 states and 3859 transitions.
[2024-11-24 01:10:54,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2024-11-24 01:10:54,190 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 10 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 177
[2024-11-24 01:10:54,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:10:54,201 INFO L225 Difference]: With dead ends: 2646
[2024-11-24 01:10:54,201 INFO L226 Difference]: Without dead ends: 1672
[2024-11-24 01:10:54,205 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110
[2024-11-24 01:10:54,206 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 82 mSDsluCounter, 382 mSDsCounter, 0 mSdLazyCounter, 297 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 533 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time
[2024-11-24 01:10:54,206 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 533 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 297 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time]
[2024-11-24 01:10:54,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1672 states.
[2024-11-24 01:10:54,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1672 to 1459.
[2024-11-24 01:10:54,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1459 states, 1034 states have (on average 1.321083172147002) internal successors, (1366), 1046 states have internal predecessors, (1366), 392 states have call successors, (392), 32 states have call predecessors, (392), 32 states have return successors, (392), 380 states have call predecessors, (392), 392 states have call successors, (392)
[2024-11-24 01:10:54,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1459 states and 2150 transitions.
[2024-11-24 01:10:54,429 INFO L78 Accepts]: Start accepts. Automaton has 1459 states and 2150 transitions. Word has length 177
[2024-11-24 01:10:54,430 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:10:54,430 INFO L471 AbstractCegarLoop]: Abstraction has 1459 states and 2150 transitions.
[2024-11-24 01:10:54,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 10 states have internal predecessors, (50), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:10:54,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 2150 transitions.
[2024-11-24 01:10:54,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2024-11-24 01:10:54,431 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:10:54,432 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:10:54,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20
[2024-11-24 01:10:54,432 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:10:54,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:10:54,433 INFO L85 PathProgramCache]: Analyzing trace with hash -954448050, now seen corresponding path program 1 times
[2024-11-24 01:10:54,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:10:54,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892742104]
[2024-11-24 01:10:54,433 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:10:54,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:10:54,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:10:54,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 27 proven. 48 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked.
[2024-11-24 01:10:54,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:10:54,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892742104]
[2024-11-24 01:10:54,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892742104] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-24 01:10:54,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [561114781]
[2024-11-24 01:10:54,957 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:10:54,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-24 01:10:54,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-24 01:10:54,960 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-24 01:10:54,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-11-24 01:10:55,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:10:55,124 INFO L256 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 10 conjuncts are in the unsatisfiable core
[2024-11-24 01:10:55,130 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-24 01:10:55,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 619 proven. 48 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked.
[2024-11-24 01:10:55,525 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-11-24 01:10:55,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 27 proven. 48 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked.
[2024-11-24 01:10:55,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [561114781] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-24 01:10:55,897 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-24 01:10:55,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 12
[2024-11-24 01:10:55,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670403375]
[2024-11-24 01:10:55,897 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-24 01:10:55,898 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2024-11-24 01:10:55,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:10:55,899 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2024-11-24 01:10:55,899 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132
[2024-11-24 01:10:55,899 INFO L87 Difference]: Start difference. First operand 1459 states and 2150 transitions. Second operand has 12 states, 12 states have (on average 6.0) internal successors, (72), 12 states have internal predecessors, (72), 2 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43)
[2024-11-24 01:10:57,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:10:57,184 INFO L93 Difference]: Finished difference Result 2841 states and 4132 transitions.
[2024-11-24 01:10:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states.
[2024-11-24 01:10:57,189 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.0) internal successors, (72), 12 states have internal predecessors, (72), 2 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 177
[2024-11-24 01:10:57,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:10:57,201 INFO L225 Difference]: With dead ends: 2841
[2024-11-24 01:10:57,201 INFO L226 Difference]: Without dead ends: 1738
[2024-11-24 01:10:57,204 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 350 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=194, Invalid=562, Unknown=0, NotChecked=0, Total=756
[2024-11-24 01:10:57,207 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 264 mSDsluCounter, 737 mSDsCounter, 0 mSdLazyCounter, 756 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 892 SdHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time
[2024-11-24 01:10:57,207 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [274 Valid, 892 Invalid, 855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 756 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time]
[2024-11-24 01:10:57,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1738 states.
[2024-11-24 01:10:57,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1738 to 1452.
[2024-11-24 01:10:57,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1452 states, 1014 states have (on average 1.2928994082840237) internal successors, (1311), 1026 states have internal predecessors, (1311), 392 states have call successors, (392), 45 states have call predecessors, (392), 45 states have return successors, (392), 380 states have call predecessors, (392), 392 states have call successors, (392)
[2024-11-24 01:10:57,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1452 states and 2095 transitions.
[2024-11-24 01:10:57,507 INFO L78 Accepts]: Start accepts. Automaton has 1452 states and 2095 transitions. Word has length 177
[2024-11-24 01:10:57,508 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:10:57,508 INFO L471 AbstractCegarLoop]: Abstraction has 1452 states and 2095 transitions.
[2024-11-24 01:10:57,508 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.0) internal successors, (72), 12 states have internal predecessors, (72), 2 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43)
[2024-11-24 01:10:57,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 2095 transitions.
[2024-11-24 01:10:57,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179
[2024-11-24 01:10:57,510 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:10:57,510 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:10:57,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-11-24 01:10:57,710 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-24 01:10:57,711 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:10:57,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:10:57,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1011958764, now seen corresponding path program 1 times
[2024-11-24 01:10:57,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:10:57,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228363053]
[2024-11-24 01:10:57,712 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:10:57,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:10:57,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:10:59,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 21 proven. 123 refuted. 0 times theorem prover too weak. 1156 trivial. 0 not checked.
[2024-11-24 01:10:59,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-24 01:10:59,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228363053]
[2024-11-24 01:10:59,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228363053] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-24 01:10:59,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1701437713]
[2024-11-24 01:10:59,649 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:10:59,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-24 01:10:59,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-24 01:10:59,652 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-24 01:10:59,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-11-24 01:11:00,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:11:00,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 33 conjuncts are in the unsatisfiable core
[2024-11-24 01:11:00,320 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-24 01:11:03,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 470 proven. 117 refuted. 0 times theorem prover too weak. 713 trivial. 0 not checked.
[2024-11-24 01:11:03,532 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-11-24 01:11:10,837 WARN L851 $PredicateComparison]: unable to prove that (or (= (mod c_~var_1_10~0 256) 0) (forall ((v_z_24 Int)) (or (< v_z_24 0) (< (mod c_~var_1_15~0 65536) (+ (mod (mod (mod c_~var_1_6~0 256) v_z_24) 4294967296) 1)) (< (mod |c_ULTIMATE.start_step_~stepLocal_10~0#1| 65536) v_z_24)))) is different from false
[2024-11-24 01:11:15,923 WARN L851 $PredicateComparison]: unable to prove that (or (= (mod c_~var_1_10~0 256) 0) (forall ((v_z_24 Int)) (let ((.cse0 (mod c_~var_1_15~0 65536))) (or (< .cse0 v_z_24) (< v_z_24 0) (< .cse0 (+ (mod (mod (mod c_~var_1_6~0 256) v_z_24) 4294967296) 1)))))) is different from false
[2024-11-24 01:11:21,213 WARN L851 $PredicateComparison]: unable to prove that (or (forall ((v_z_24 Int)) (let ((.cse0 (mod c_~last_1_var_1_23~0 65536))) (or (< .cse0 (+ (mod (mod (mod c_~var_1_6~0 256) v_z_24) 4294967296) 1)) (< .cse0 v_z_24) (< v_z_24 0)))) (= (mod c_~var_1_10~0 256) 0)) is different from false
[2024-11-24 01:11:21,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1701437713] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-24 01:11:21,542 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-11-24 01:11:21,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 20] total 32
[2024-11-24 01:11:21,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75906868]
[2024-11-24 01:11:21,543 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-11-24 01:11:21,543 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states
[2024-11-24 01:11:21,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-24 01:11:21,544 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants.
[2024-11-24 01:11:21,545 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=1373, Unknown=3, NotChecked=234, Total=1806
[2024-11-24 01:11:21,545 INFO L87 Difference]: Start difference. First operand 1452 states and 2095 transitions. Second operand has 32 states, 32 states have (on average 3.3125) internal successors, (106), 32 states have internal predecessors, (106), 5 states have call successors, (52), 4 states have call predecessors, (52), 7 states have return successors, (52), 5 states have call predecessors, (52), 5 states have call successors, (52)
[2024-11-24 01:11:36,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:11:36,088 INFO L93 Difference]: Finished difference Result 2713 states and 3859 transitions.
[2024-11-24 01:11:36,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states.
[2024-11-24 01:11:36,089 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 3.3125) internal successors, (106), 32 states have internal predecessors, (106), 5 states have call successors, (52), 4 states have call predecessors, (52), 7 states have return successors, (52), 5 states have call predecessors, (52), 5 states have call successors, (52) Word has length 178
[2024-11-24 01:11:36,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:11:36,098 INFO L225 Difference]: With dead ends: 2713
[2024-11-24 01:11:36,098 INFO L226 Difference]: Without dead ends: 1615
[2024-11-24 01:11:36,103 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 1372 ImplicationChecksByTransitivity, 24.0s TimeCoverageRelationStatistics Valid=648, Invalid=4763, Unknown=3, NotChecked=438, Total=5852
[2024-11-24 01:11:36,104 INFO L435 NwaCegarLoop]: 95 mSDtfsCounter, 666 mSDsluCounter, 964 mSDsCounter, 0 mSdLazyCounter, 1467 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 671 SdHoareTripleChecker+Valid, 1059 SdHoareTripleChecker+Invalid, 1589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time
[2024-11-24 01:11:36,104 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [671 Valid, 1059 Invalid, 1589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1467 Invalid, 0 Unknown, 0 Unchecked, 7.3s Time]
[2024-11-24 01:11:36,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1615 states.
[2024-11-24 01:11:36,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1615 to 1482.
[2024-11-24 01:11:36,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1482 states, 1035 states have (on average 1.2830917874396135) internal successors, (1328), 1047 states have internal predecessors, (1328), 392 states have call successors, (392), 54 states have call predecessors, (392), 54 states have return successors, (392), 380 states have call predecessors, (392), 392 states have call successors, (392)
[2024-11-24 01:11:36,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1482 states and 2112 transitions.
[2024-11-24 01:11:36,298 INFO L78 Accepts]: Start accepts. Automaton has 1482 states and 2112 transitions. Word has length 178
[2024-11-24 01:11:36,298 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:11:36,298 INFO L471 AbstractCegarLoop]: Abstraction has 1482 states and 2112 transitions.
[2024-11-24 01:11:36,299 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 3.3125) internal successors, (106), 32 states have internal predecessors, (106), 5 states have call successors, (52), 4 states have call predecessors, (52), 7 states have return successors, (52), 5 states have call predecessors, (52), 5 states have call successors, (52)
[2024-11-24 01:11:36,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 2112 transitions.
[2024-11-24 01:11:36,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179
[2024-11-24 01:11:36,300 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:11:36,300 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:11:36,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0
[2024-11-24 01:11:36,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-24 01:11:36,501 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:11:36,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:11:36,501 INFO L85 PathProgramCache]: Analyzing trace with hash 841514, now seen corresponding path program 1 times
[2024-11-24 01:11:36,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 01:11:36,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959671063]
[2024-11-24 01:11:36,501 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:11:36,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:11:36,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-24 01:11:36,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [771778658]
[2024-11-24 01:11:36,691 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:11:36,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-24 01:11:36,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-24 01:11:36,693 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-24 01:11:36,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2024-11-24 01:11:37,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:11:37,100 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-24 01:11:37,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:11:37,445 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-24 01:11:37,445 INFO L340 BasicCegarLoop]: Counterexample is feasible
[2024-11-24 01:11:37,446 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-11-24 01:11:37,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0
[2024-11-24 01:11:37,648 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-24 01:11:37,651 INFO L422 BasicCegarLoop]: Path program 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]
[2024-11-24 01:11:37,853 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-24 01:11:37,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 01:11:37 BoogieIcfgContainer
[2024-11-24 01:11:37,860 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-24 01:11:37,861 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-24 01:11:37,861 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-24 01:11:37,861 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-24 01:11:37,864 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:09:04" (3/4) ...
[2024-11-24 01:11:37,867 INFO L149 WitnessPrinter]: No result that supports witness generation found
[2024-11-24 01:11:37,868 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-24 01:11:37,870 INFO L158 Benchmark]: Toolchain (without parser) took 155207.64ms. Allocated memory was 117.4MB in the beginning and 729.8MB in the end (delta: 612.4MB). Free memory was 92.9MB in the beginning and 624.8MB in the end (delta: -531.9MB). Peak memory consumption was 80.1MB. Max. memory is 16.1GB.
[2024-11-24 01:11:37,870 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-24 01:11:37,872 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.97ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 76.0MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-24 01:11:37,872 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.35ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 71.4MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-24 01:11:37,872 INFO L158 Benchmark]: Boogie Preprocessor took 108.13ms. Allocated memory is still 117.4MB. Free memory was 71.4MB in the beginning and 64.2MB in the end (delta: 7.2MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-24 01:11:37,872 INFO L158 Benchmark]: RCFGBuilder took 1021.48ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 84.7MB in the end (delta: -20.6MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB.
[2024-11-24 01:11:37,873 INFO L158 Benchmark]: TraceAbstraction took 153493.33ms. Allocated memory was 117.4MB in the beginning and 729.8MB in the end (delta: 612.4MB). Free memory was 84.2MB in the beginning and 624.9MB in the end (delta: -540.8MB). Peak memory consumption was 74.3MB. Max. memory is 16.1GB.
[2024-11-24 01:11:37,876 INFO L158 Benchmark]: Witness Printer took 6.68ms. Allocated memory is still 729.8MB. Free memory was 624.9MB in the beginning and 624.8MB in the end (delta: 99.9kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-24 01:11:37,877 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 464.97ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 76.0MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 105.35ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 71.4MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 108.13ms. Allocated memory is still 117.4MB. Free memory was 71.4MB in the beginning and 64.2MB in the end (delta: 7.2MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 1021.48ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 84.7MB in the end (delta: -20.6MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB.
* TraceAbstraction took 153493.33ms. Allocated memory was 117.4MB in the beginning and 729.8MB in the end (delta: 612.4MB). Free memory was 84.2MB in the beginning and 624.9MB in the end (delta: -540.8MB). Peak memory consumption was 74.3MB. Max. memory is 16.1GB.
* Witness Printer took 6.68ms. Allocated memory is still 729.8MB. Free memory was 624.9MB in the beginning and 624.8MB in the end (delta: 99.9kB). There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable
Unable to prove that a call to reach_error is unreachable
Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 98, overapproximation of someBinaryFLOATComparisonOperation at line 206, overapproximation of someUnaryDOUBLEoperation at line 46, overapproximation of bitwiseAnd at line 104, overapproximation of someBinaryDOUBLEComparisonOperation at line 206, overapproximation of someBinaryDOUBLEComparisonOperation at line 193, overapproximation of someBinaryDOUBLEComparisonOperation at line 191, overapproximation of someBinaryDOUBLEComparisonOperation at line 195.
Possible FailurePath:
[L21] unsigned char isInitial = 0;
[L22] unsigned char var_1_1 = 200;
[L23] unsigned long int var_1_4 = 32;
[L24] unsigned char var_1_6 = 1;
[L25] unsigned char var_1_7 = 0;
[L26] unsigned char var_1_10 = 0;
[L27] unsigned char var_1_11 = 0;
[L28] unsigned char var_1_12 = 0;
[L29] unsigned char var_1_13 = 50;
[L30] unsigned long int var_1_14 = 1000000000;
[L31] unsigned short int var_1_15 = 10;
[L32] unsigned short int var_1_16 = 39011;
[L33] unsigned long int var_1_17 = 4;
[L34] signed char var_1_18 = 4;
[L35] signed char var_1_21 = 16;
[L36] signed char var_1_22 = 64;
[L37] signed long int var_1_23 = 8;
[L38] unsigned char var_1_24 = 0;
[L39] unsigned char var_1_25 = 0;
[L40] unsigned char var_1_26 = 0;
[L41] unsigned char var_1_27 = 0;
[L42] double var_1_28 = 25.5;
[L43] double var_1_29 = 255.25;
[L44] double var_1_30 = 24.7;
[L45] double var_1_31 = 31.2;
[L46] float var_1_32 = -0.2;
[L47] unsigned char var_1_33 = 10;
[L48] float var_1_34 = 24.5;
[L49] unsigned char last_1_var_1_7 = 0;
[L50] unsigned short int last_1_var_1_15 = 10;
[L51] unsigned long int last_1_var_1_17 = 4;
[L52] signed long int last_1_var_1_23 = 8;
[L53] unsigned char last_1_var_1_24 = 0;
[L54] unsigned char last_1_var_1_33 = 10;
VAL [isInitial=0, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=32, var_1_6=1, var_1_7=0]
[L210] isInitial = 1
[L211] FCALL initially()
[L213] CALL updateLastVariables()
[L198] last_1_var_1_7 = var_1_7
[L199] last_1_var_1_15 = var_1_15
[L200] last_1_var_1_17 = var_1_17
[L201] last_1_var_1_23 = var_1_23
[L202] last_1_var_1_24 = var_1_24
[L203] last_1_var_1_33 = var_1_33
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=32, var_1_6=1, var_1_7=0]
[L213] RET updateLastVariables()
[L214] CALL updateVariables()
[L156] var_1_4 = __VERIFIER_nondet_ulong()
[L157] CALL assume_abort_if_not(var_1_4 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_6=1, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_6=1, var_1_7=0]
[L157] RET assume_abort_if_not(var_1_4 >= 0)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_6=1, var_1_7=0]
[L158] CALL assume_abort_if_not(var_1_4 <= 4294967295)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_6=1, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_6=1, var_1_7=0]
[L158] RET assume_abort_if_not(var_1_4 <= 4294967295)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_6=1, var_1_7=0]
[L159] CALL assume_abort_if_not(var_1_4 != 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=1, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=1, var_1_7=0]
[L159] RET assume_abort_if_not(var_1_4 != 0)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=1, var_1_7=0]
[L160] var_1_6 = __VERIFIER_nondet_uchar()
[L161] CALL assume_abort_if_not(var_1_6 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_7=0]
[L161] RET assume_abort_if_not(var_1_6 >= 0)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_7=0]
[L162] CALL assume_abort_if_not(var_1_6 <= 254)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L162] RET assume_abort_if_not(var_1_6 <= 254)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L163] var_1_10 = __VERIFIER_nondet_uchar()
[L164] CALL assume_abort_if_not(var_1_10 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L164] RET assume_abort_if_not(var_1_10 >= 0)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L165] CALL assume_abort_if_not(var_1_10 <= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L165] RET assume_abort_if_not(var_1_10 <= 0)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L166] var_1_11 = __VERIFIER_nondet_uchar()
[L167] CALL assume_abort_if_not(var_1_11 >= 1)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L167] RET assume_abort_if_not(var_1_11 >= 1)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L168] CALL assume_abort_if_not(var_1_11 <= 1)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L168] RET assume_abort_if_not(var_1_11 <= 1)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L169] var_1_12 = __VERIFIER_nondet_uchar()
[L170] CALL assume_abort_if_not(var_1_12 >= 1)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L170] RET assume_abort_if_not(var_1_12 >= 1)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L171] CALL assume_abort_if_not(var_1_12 <= 1)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L171] RET assume_abort_if_not(var_1_12 <= 1)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=39011, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L172] var_1_16 = __VERIFIER_nondet_ushort()
[L173] CALL assume_abort_if_not(var_1_16 >= 32767)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L173] RET assume_abort_if_not(var_1_16 >= 32767)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L174] CALL assume_abort_if_not(var_1_16 <= 65534)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L174] RET assume_abort_if_not(var_1_16 <= 65534)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=16, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L175] var_1_21 = __VERIFIER_nondet_char()
[L176] CALL assume_abort_if_not(var_1_21 >= -1)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L176] RET assume_abort_if_not(var_1_21 >= -1)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L177] CALL assume_abort_if_not(var_1_21 <= 126)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L177] RET assume_abort_if_not(var_1_21 <= 126)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=64, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L178] var_1_22 = __VERIFIER_nondet_char()
[L179] CALL assume_abort_if_not(var_1_22 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L179] RET assume_abort_if_not(var_1_22 >= 0)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L180] CALL assume_abort_if_not(var_1_22 <= 126)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L180] RET assume_abort_if_not(var_1_22 <= 126)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L181] var_1_25 = __VERIFIER_nondet_uchar()
[L182] CALL assume_abort_if_not(var_1_25 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L182] RET assume_abort_if_not(var_1_25 >= 0)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L183] CALL assume_abort_if_not(var_1_25 <= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L183] RET assume_abort_if_not(var_1_25 <= 0)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L184] var_1_26 = __VERIFIER_nondet_uchar()
[L185] CALL assume_abort_if_not(var_1_26 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L185] RET assume_abort_if_not(var_1_26 >= 0)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L186] CALL assume_abort_if_not(var_1_26 <= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L186] RET assume_abort_if_not(var_1_26 <= 0)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L187] var_1_27 = __VERIFIER_nondet_uchar()
[L188] CALL assume_abort_if_not(var_1_27 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L188] RET assume_abort_if_not(var_1_27 >= 0)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L189] CALL assume_abort_if_not(var_1_27 <= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L189] RET assume_abort_if_not(var_1_27 <= 0)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_29=1021/4, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L190] var_1_29 = __VERIFIER_nondet_double()
[L191] CALL assume_abort_if_not((var_1_29 >= 0.0F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L191] RET assume_abort_if_not((var_1_29 >= 0.0F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_30=247/10, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L192] var_1_30 = __VERIFIER_nondet_double()
[L193] CALL assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L193] RET assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_31=156/5, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L194] var_1_31 = __VERIFIER_nondet_double()
[L195] CALL assume_abort_if_not((var_1_31 >= -461168.6018427382800e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 4611686.018427382800e+12F && var_1_31 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L195] RET assume_abort_if_not((var_1_31 >= -461168.6018427382800e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 4611686.018427382800e+12F && var_1_31 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L214] RET updateVariables()
[L215] CALL step()
[L58] signed long int stepLocal_8 = last_1_var_1_33;
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, stepLocal_8=10, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=4, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L59] COND FALSE !(stepLocal_8 <= ((last_1_var_1_17 / var_1_4) / var_1_16))
[L68] var_1_18 = var_1_21
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=10, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L70] COND FALSE !(! (! (last_1_var_1_7 && last_1_var_1_24)))
[L77] var_1_15 = last_1_var_1_23
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=1000000000, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L79] var_1_14 = (var_1_6 + var_1_15)
[L80] unsigned char stepLocal_9 = last_1_var_1_7;
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, stepLocal_9=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L81] COND TRUE ! last_1_var_1_24
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, stepLocal_9=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L82] COND FALSE !(stepLocal_9 && (last_1_var_1_33 >= ((((last_1_var_1_17) < (var_1_4)) ? (last_1_var_1_17) : (var_1_4)))))
[L85] var_1_24 = var_1_12
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L90] unsigned short int stepLocal_10 = var_1_15;
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, stepLocal_10=8, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=51/2, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L91] COND FALSE !(stepLocal_10 < var_1_4)
[L98] var_1_28 = (100.4 + var_1_30)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_33=10, var_1_34=49/2, var_1_4=2, var_1_6=0, var_1_7=0]
[L100] var_1_32 = var_1_29
[L101] var_1_33 = var_1_22
[L102] var_1_34 = var_1_29
[L103] unsigned char stepLocal_7 = var_1_12;
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, stepLocal_7=1, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_32=2, var_1_33=0, var_1_34=2, var_1_4=2, var_1_6=0, var_1_7=0]
[L104] EXPR last_1_var_1_15 & 16
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, stepLocal_7=1, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_32=2, var_1_33=0, var_1_34=2, var_1_4=2, var_1_6=0, var_1_7=0]
[L104] signed long int stepLocal_6 = last_1_var_1_15 & 16;
[L105] signed long int stepLocal_5 = last_1_var_1_15;
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, stepLocal_5=10, stepLocal_6=0, stepLocal_7=1, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=50, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_32=2, var_1_33=0, var_1_34=2, var_1_4=2, var_1_6=0, var_1_7=0]
[L106] COND FALSE !(last_1_var_1_15 < stepLocal_5)
[L117] var_1_13 = var_1_6
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, stepLocal_6=0, stepLocal_7=1, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_32=2, var_1_33=0, var_1_34=2, var_1_4=2, var_1_6=0, var_1_7=0]
[L119] unsigned char stepLocal_4 = var_1_24;
[L120] unsigned long int stepLocal_3 = var_1_4;
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, stepLocal_3=2, stepLocal_4=1, stepLocal_6=0, stepLocal_7=1, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_32=2, var_1_33=0, var_1_34=2, var_1_4=2, var_1_6=0, var_1_7=0]
[L121] COND TRUE (var_1_24 && var_1_24) && stepLocal_4
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, stepLocal_3=2, stepLocal_6=0, stepLocal_7=1, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_32=2, var_1_33=0, var_1_34=2, var_1_4=2, var_1_6=0, var_1_7=0]
[L122] COND FALSE !(stepLocal_3 == (- var_1_13))
[L125] var_1_7 = 0
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, stepLocal_6=0, stepLocal_7=1, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_32=2, var_1_33=0, var_1_34=2, var_1_4=2, var_1_6=0, var_1_7=0]
[L130] unsigned char stepLocal_2 = var_1_13 < var_1_4;
[L131] signed long int stepLocal_1 = var_1_6 + var_1_15;
[L132] unsigned long int stepLocal_0 = var_1_13 % var_1_4;
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, stepLocal_0=0, stepLocal_1=8, stepLocal_2=1, stepLocal_6=0, stepLocal_7=1, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_32=2, var_1_33=0, var_1_34=2, var_1_4=2, var_1_6=0, var_1_7=0]
[L133] COND FALSE !(stepLocal_0 >= var_1_15)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, stepLocal_1=8, stepLocal_2=1, stepLocal_6=0, stepLocal_7=1, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=200, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_32=2, var_1_33=0, var_1_34=2, var_1_4=2, var_1_6=0, var_1_7=0]
[L138] COND TRUE stepLocal_1 > var_1_13
[L139] var_1_1 = var_1_6
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, stepLocal_2=1, stepLocal_6=0, stepLocal_7=1, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=0, var_1_21=-1, var_1_22=0, var_1_23=8, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_32=2, var_1_33=0, var_1_34=2, var_1_4=2, var_1_6=0, var_1_7=0]
[L144] COND FALSE !(var_1_14 < var_1_13)
[L147] var_1_23 = var_1_18
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, stepLocal_2=1, stepLocal_6=0, stepLocal_7=1, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=0, var_1_21=-1, var_1_22=0, var_1_23=-1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_32=2, var_1_33=0, var_1_34=2, var_1_4=2, var_1_6=0, var_1_7=0]
[L149] COND FALSE !((var_1_4 <= var_1_18) && var_1_7)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, stepLocal_2=1, stepLocal_6=0, stepLocal_7=1, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=0, var_1_21=-1, var_1_22=0, var_1_23=-1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_32=2, var_1_33=0, var_1_34=2, var_1_4=2, var_1_6=0, var_1_7=0]
[L215] RET step()
[L216] CALL, EXPR property()
[L206] EXPR ((((var_1_13 % var_1_4) >= var_1_15) ? ((var_1_24 && (var_1_13 < var_1_4)) ? (var_1_1 == ((unsigned char) var_1_6)) : 1) : (((var_1_6 + var_1_15) > var_1_13) ? (var_1_1 == ((unsigned char) var_1_6)) : (var_1_1 == ((unsigned char) 1)))) && (((var_1_24 && var_1_24) && var_1_24) ? ((var_1_4 == (- var_1_13)) ? (var_1_7 == ((unsigned char) (! (! (! var_1_10))))) : (var_1_7 == ((unsigned char) 0))) : (var_1_7 == ((unsigned char) (var_1_11 && var_1_12))))) && ((last_1_var_1_15 < last_1_var_1_15) ? ((var_1_12 || (last_1_var_1_15 < (var_1_6 >> last_1_var_1_33))) ? (((last_1_var_1_15 & 16) <= var_1_4) ? (var_1_13 == ((unsigned char) var_1_6)) : (var_1_13 == ((unsigned char) var_1_6))) : (var_1_13 == ((unsigned char) var_1_6))) : (var_1_13 == ((unsigned char) var_1_6)))
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=0, var_1_21=-1, var_1_22=0, var_1_23=-1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_32=2, var_1_33=0, var_1_34=2, var_1_4=2, var_1_6=0, var_1_7=0]
[L206] EXPR (last_1_var_1_15 < last_1_var_1_15) ? ((var_1_12 || (last_1_var_1_15 < (var_1_6 >> last_1_var_1_33))) ? (((last_1_var_1_15 & 16) <= var_1_4) ? (var_1_13 == ((unsigned char) var_1_6)) : (var_1_13 == ((unsigned char) var_1_6))) : (var_1_13 == ((unsigned char) var_1_6))) : (var_1_13 == ((unsigned char) var_1_6))
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=0, var_1_21=-1, var_1_22=0, var_1_23=-1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_32=2, var_1_33=0, var_1_34=2, var_1_4=2, var_1_6=0, var_1_7=0]
[L206] EXPR ((((var_1_13 % var_1_4) >= var_1_15) ? ((var_1_24 && (var_1_13 < var_1_4)) ? (var_1_1 == ((unsigned char) var_1_6)) : 1) : (((var_1_6 + var_1_15) > var_1_13) ? (var_1_1 == ((unsigned char) var_1_6)) : (var_1_1 == ((unsigned char) 1)))) && (((var_1_24 && var_1_24) && var_1_24) ? ((var_1_4 == (- var_1_13)) ? (var_1_7 == ((unsigned char) (! (! (! var_1_10))))) : (var_1_7 == ((unsigned char) 0))) : (var_1_7 == ((unsigned char) (var_1_11 && var_1_12))))) && ((last_1_var_1_15 < last_1_var_1_15) ? ((var_1_12 || (last_1_var_1_15 < (var_1_6 >> last_1_var_1_33))) ? (((last_1_var_1_15 & 16) <= var_1_4) ? (var_1_13 == ((unsigned char) var_1_6)) : (var_1_13 == ((unsigned char) var_1_6))) : (var_1_13 == ((unsigned char) var_1_6))) : (var_1_13 == ((unsigned char) var_1_6)))
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=0, var_1_21=-1, var_1_22=0, var_1_23=-1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_32=2, var_1_33=0, var_1_34=2, var_1_4=2, var_1_6=0, var_1_7=0]
[L206-L207] return ((((((((((((((var_1_13 % var_1_4) >= var_1_15) ? ((var_1_24 && (var_1_13 < var_1_4)) ? (var_1_1 == ((unsigned char) var_1_6)) : 1) : (((var_1_6 + var_1_15) > var_1_13) ? (var_1_1 == ((unsigned char) var_1_6)) : (var_1_1 == ((unsigned char) 1)))) && (((var_1_24 && var_1_24) && var_1_24) ? ((var_1_4 == (- var_1_13)) ? (var_1_7 == ((unsigned char) (! (! (! var_1_10))))) : (var_1_7 == ((unsigned char) 0))) : (var_1_7 == ((unsigned char) (var_1_11 && var_1_12))))) && ((last_1_var_1_15 < last_1_var_1_15) ? ((var_1_12 || (last_1_var_1_15 < (var_1_6 >> last_1_var_1_33))) ? (((last_1_var_1_15 & 16) <= var_1_4) ? (var_1_13 == ((unsigned char) var_1_6)) : (var_1_13 == ((unsigned char) var_1_6))) : (var_1_13 == ((unsigned char) var_1_6))) : (var_1_13 == ((unsigned char) var_1_6)))) && (var_1_14 == ((unsigned long int) (var_1_6 + var_1_15)))) && ((! (! (last_1_var_1_7 && last_1_var_1_24))) ? (last_1_var_1_7 ? (var_1_15 == ((unsigned short int) ((((last_1_var_1_33) > (last_1_var_1_23)) ? (last_1_var_1_33) : (last_1_var_1_23))))) : (var_1_15 == ((unsigned short int) (((((var_1_16 - var_1_6)) < (10)) ? ((var_1_16 - var_1_6)) : (10)))))) : (var_1_15 == ((unsigned short int) last_1_var_1_23)))) && (((var_1_4 <= var_1_18) && var_1_7) ? ((var_1_23 == var_1_1) ? (var_1_17 == ((unsigned long int) var_1_6)) : 1) : 1)) && ((last_1_var_1_33 <= ((last_1_var_1_17 / var_1_4) / var_1_16)) ? (last_1_var_1_24 ? (var_1_18 == ((signed char) (var_1_21 - var_1_22))) : (var_1_11 ? (var_1_18 == ((signed char) var_1_22)) : 1)) : (var_1_18 == ((signed char) var_1_21)))) && ((var_1_14 < var_1_13) ? (var_1_23 == ((signed long int) (((((var_1_14 + var_1_16)) < ((((((var_1_18 - var_1_14)) < (-128)) ? ((var_1_18 - var_1_14)) : (-128))))) ? ((var_1_14 + var_1_16)) : ((((((var_1_18 - var_1_14)) < (-128)) ? ((var_1_18 - var_1_14)) : (-128)))))))) : (var_1_23 == ((signed long int) var_1_18)))) && ((! last_1_var_1_24) ? ((last_1_var_1_7 && (last_1_var_1_33 >= ((((last_1_var_1_17) < (var_1_4)) ? (last_1_var_1_17) : (var_1_4))))) ? (var_1_24 == ((unsigned char) (var_1_10 || ((var_1_25 || var_1_26) || var_1_27)))) : (var_1_24 == ((unsigned char) var_1_12))) : (var_1_24 == ((unsigned char) var_1_12)))) && ((var_1_15 < var_1_4) ? (var_1_24 ? (var_1_28 == ((double) ((var_1_29 - var_1_30) + var_1_31))) : (var_1_28 == ((double) (4.75 + var_1_29)))) : (var_1_28 == ((double) (100.4 + var_1_30))))) && (var_1_32 == ((float) var_1_29))) && (var_1_33 == ((unsigned char) var_1_22))) && (var_1_34 == ((float) var_1_29))
;
[L216] RET, EXPR property()
[L216] CALL __VERIFIER_assert(property())
[L19] COND TRUE !(cond)
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=0, var_1_21=-1, var_1_22=0, var_1_23=-1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_32=2, var_1_33=0, var_1_34=2, var_1_4=2, var_1_6=0, var_1_7=0]
[L19] reach_error()
VAL [isInitial=1, last_1_var_1_15=10, last_1_var_1_17=4, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_33=10, last_1_var_1_7=0, var_1_10=0, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=8, var_1_15=8, var_1_16=32767, var_1_17=4, var_1_18=-1, var_1_1=0, var_1_21=-1, var_1_22=0, var_1_23=-1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_32=2, var_1_33=0, var_1_34=2, var_1_4=2, var_1_6=0, var_1_7=0]
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 106 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 153.2s, OverallIterations: 24, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 61.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 7305 SdHoareTripleChecker+Valid, 36.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7290 mSDsluCounter, 18972 SdHoareTripleChecker+Invalid, 33.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15231 mSDsCounter, 2378 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10449 IncrementalHoareTripleChecker+Invalid, 12828 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2378 mSolverCounterUnsat, 3741 mSDtfsCounter, 10449 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1259 GetRequests, 843 SyntacticMatches, 2 SemanticMatches, 414 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 2991 ImplicationChecksByTransitivity, 48.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1482occurred in iteration=23, InterpolantAutomatonStates: 311, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.2s AutomataMinimizationTime, 23 MinimizatonAttempts, 2842 StatesRemovedByMinimization, 22 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 3.8s SatisfiabilityAnalysisTime, 82.8s InterpolantComputationTime, 4924 NumberOfCodeBlocks, 4924 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 4718 ConstructedInterpolants, 0 QuantifiedInterpolants, 24015 SizeOfPredicates, 14 NumberOfNonLiveVariables, 1292 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 27 InterpolantComputations, 21 PerfectInterpolantSequences, 34666/35100 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-11-24 01:11:38,095 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process
[2024-11-24 01:11:38,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
### Bit-precise run ###
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-31.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6172bcf472a886b23306a046bd0a20ff775f8e0d008adc455f4ef56119e5614f
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-24 01:11:40,622 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-24 01:11:40,716 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-11-24 01:11:40,723 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-24 01:11:40,723 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-24 01:11:40,781 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-24 01:11:40,782 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-24 01:11:40,782 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-24 01:11:40,783 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-24 01:11:40,783 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-24 01:11:40,784 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-24 01:11:40,784 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-24 01:11:40,785 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-24 01:11:40,786 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-24 01:11:40,786 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-24 01:11:40,786 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-24 01:11:40,786 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-24 01:11:40,787 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-24 01:11:40,787 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-24 01:11:40,787 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-24 01:11:40,787 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-24 01:11:40,787 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-24 01:11:40,787 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-24 01:11:40,787 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-24 01:11:40,788 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-24 01:11:40,788 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-24 01:11:40,788 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-24 01:11:40,788 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-24 01:11:40,788 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-24 01:11:40,788 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-24 01:11:40,789 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-11-24 01:11:40,790 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-24 01:11:40,790 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-24 01:11:40,790 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-24 01:11:40,790 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-24 01:11:40,790 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-24 01:11:40,790 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-24 01:11:40,790 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-24 01:11:40,790 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-24 01:11:40,790 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-24 01:11:40,791 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-24 01:11:40,791 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-24 01:11:40,791 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-11-24 01:11:40,792 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-24 01:11:40,792 INFO L153 SettingsManager]: * Trace refinement strategy=FOX
[2024-11-24 01:11:40,792 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-24 01:11:40,792 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-24 01:11:40,792 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-24 01:11:40,793 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-24 01:11:40,793 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-24 01:11:40,793 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
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 -> 6172bcf472a886b23306a046bd0a20ff775f8e0d008adc455f4ef56119e5614f
[2024-11-24 01:11:41,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-24 01:11:41,131 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-24 01:11:41,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-24 01:11:41,137 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-24 01:11:41,137 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-24 01:11:41,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-31.i
[2024-11-24 01:11:44,567 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/data/f603feb81/bc5e8264e6454494a49d6bb4c28d8331/FLAGa7b6e99c4
[2024-11-24 01:11:44,837 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-24 01:11:44,838 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-31.i
[2024-11-24 01:11:44,852 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/data/f603feb81/bc5e8264e6454494a49d6bb4c28d8331/FLAGa7b6e99c4
[2024-11-24 01:11:45,133 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/data/f603feb81/bc5e8264e6454494a49d6bb4c28d8331
[2024-11-24 01:11:45,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-24 01:11:45,139 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-24 01:11:45,142 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-24 01:11:45,142 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-24 01:11:45,148 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-24 01:11:45,152 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:11:45" (1/1) ...
[2024-11-24 01:11:45,153 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f11aff3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:11:45, skipping insertion in model container
[2024-11-24 01:11:45,155 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:11:45" (1/1) ...
[2024-11-24 01:11:45,187 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-24 01:11:45,331 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-31.i[916,929]
[2024-11-24 01:11:45,410 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-24 01:11:45,427 INFO L200 MainTranslator]: Completed pre-run
[2024-11-24 01:11:45,442 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-31.i[916,929]
[2024-11-24 01:11:45,489 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-24 01:11:45,508 INFO L204 MainTranslator]: Completed translation
[2024-11-24 01:11:45,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:11:45 WrapperNode
[2024-11-24 01:11:45,509 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-24 01:11:45,510 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-24 01:11:45,510 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-24 01:11:45,510 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-24 01:11:45,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:11:45" (1/1) ...
[2024-11-24 01:11:45,529 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:11:45" (1/1) ...
[2024-11-24 01:11:45,579 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200
[2024-11-24 01:11:45,579 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-24 01:11:45,580 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-24 01:11:45,584 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-24 01:11:45,584 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-24 01:11:45,606 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:11:45" (1/1) ...
[2024-11-24 01:11:45,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:11:45" (1/1) ...
[2024-11-24 01:11:45,611 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:11:45" (1/1) ...
[2024-11-24 01:11:45,626 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-24 01:11:45,627 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:11:45" (1/1) ...
[2024-11-24 01:11:45,627 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:11:45" (1/1) ...
[2024-11-24 01:11:45,651 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:11:45" (1/1) ...
[2024-11-24 01:11:45,655 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:11:45" (1/1) ...
[2024-11-24 01:11:45,662 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:11:45" (1/1) ...
[2024-11-24 01:11:45,669 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:11:45" (1/1) ...
[2024-11-24 01:11:45,673 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:11:45" (1/1) ...
[2024-11-24 01:11:45,681 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-24 01:11:45,682 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-24 01:11:45,682 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-24 01:11:45,682 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-24 01:11:45,683 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:11:45" (1/1) ...
[2024-11-24 01:11:45,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-24 01:11:45,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-24 01:11:45,731 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-24 01:11:45,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-24 01:11:45,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-24 01:11:45,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-24 01:11:45,764 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-24 01:11:45,764 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-24 01:11:45,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-24 01:11:45,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-24 01:11:45,894 INFO L234 CfgBuilder]: Building ICFG
[2024-11-24 01:11:45,896 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-24 01:11:51,592 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live.
[2024-11-24 01:11:51,592 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-24 01:11:51,611 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-24 01:11:51,613 INFO L312 CfgBuilder]: Removed 2 assume(true) statements.
[2024-11-24 01:11:51,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:11:51 BoogieIcfgContainer
[2024-11-24 01:11:51,613 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-24 01:11:51,616 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-24 01:11:51,617 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-24 01:11:51,623 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-24 01:11:51,623 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:11:45" (1/3) ...
[2024-11-24 01:11:51,624 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1139496f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:11:51, skipping insertion in model container
[2024-11-24 01:11:51,624 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:11:45" (2/3) ...
[2024-11-24 01:11:51,624 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1139496f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:11:51, skipping insertion in model container
[2024-11-24 01:11:51,625 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:11:51" (3/3) ...
[2024-11-24 01:11:51,626 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-31.i
[2024-11-24 01:11:51,644 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-24 01:11:51,647 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-31.i that has 2 procedures, 84 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-11-24 01:11:51,737 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-24 01:11:51,755 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;@1fadfaaa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-24 01:11:51,756 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-24 01:11:51,762 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26)
[2024-11-24 01:11:51,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169
[2024-11-24 01:11:51,778 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:11:51,779 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:11:51,779 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:11:51,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:11:51,785 INFO L85 PathProgramCache]: Analyzing trace with hash 574522622, now seen corresponding path program 1 times
[2024-11-24 01:11:51,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-24 01:11:51,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2116790666]
[2024-11-24 01:11:51,800 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:11:51,801 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-24 01:11:51,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat
[2024-11-24 01:11:51,803 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-24 01:11:51,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2024-11-24 01:11:52,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:11:52,564 INFO L256 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-24 01:11:52,582 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-24 01:11:52,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked.
[2024-11-24 01:11:52,665 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-24 01:11:52,665 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-24 01:11:52,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2116790666]
[2024-11-24 01:11:52,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2116790666] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:11:52,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:11:52,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-24 01:11:52,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403410316]
[2024-11-24 01:11:52,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:11:52,675 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-24 01:11:52,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-24 01:11:52,698 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-24 01:11:52,699 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-24 01:11:52,701 INFO L87 Difference]: Start difference. First operand has 84 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26)
[2024-11-24 01:11:52,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:11:52,752 INFO L93 Difference]: Finished difference Result 161 states and 284 transitions.
[2024-11-24 01:11:52,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-24 01:11:52,755 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 168
[2024-11-24 01:11:52,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:11:52,766 INFO L225 Difference]: With dead ends: 161
[2024-11-24 01:11:52,766 INFO L226 Difference]: Without dead ends: 80
[2024-11-24 01:11:52,773 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-24 01:11:52,778 INFO L435 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-24 01:11:52,779 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-24 01:11:52,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states.
[2024-11-24 01:11:52,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80.
[2024-11-24 01:11:52,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 52 states have internal predecessors, (73), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26)
[2024-11-24 01:11:52,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 125 transitions.
[2024-11-24 01:11:52,859 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 125 transitions. Word has length 168
[2024-11-24 01:11:52,859 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:11:52,863 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 125 transitions.
[2024-11-24 01:11:52,863 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26)
[2024-11-24 01:11:52,864 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 125 transitions.
[2024-11-24 01:11:52,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169
[2024-11-24 01:11:52,870 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:11:52,870 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:11:52,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0
[2024-11-24 01:11:53,071 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-24 01:11:53,071 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:11:53,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:11:53,073 INFO L85 PathProgramCache]: Analyzing trace with hash -151441082, now seen corresponding path program 1 times
[2024-11-24 01:11:53,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-24 01:11:53,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1954482828]
[2024-11-24 01:11:53,074 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:11:53,075 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-24 01:11:53,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat
[2024-11-24 01:11:53,077 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-24 01:11:53,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process
[2024-11-24 01:11:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:11:53,865 INFO L256 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-11-24 01:11:53,873 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-24 01:11:55,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:11:55,612 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-24 01:11:55,612 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-24 01:11:55,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1954482828]
[2024-11-24 01:11:55,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1954482828] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:11:55,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:11:55,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-24 01:11:55,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302598404]
[2024-11-24 01:11:55,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:11:55,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-24 01:11:55,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-24 01:11:55,616 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-24 01:11:55,616 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-24 01:11:55,617 INFO L87 Difference]: Start difference. First operand 80 states and 125 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:11:57,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:12:02,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:12:05,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:12:08,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.50s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:12:13,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:12:17,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:12:17,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:12:17,020 INFO L93 Difference]: Finished difference Result 276 states and 432 transitions.
[2024-11-24 01:12:17,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-24 01:12:17,059 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 168
[2024-11-24 01:12:17,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:12:17,062 INFO L225 Difference]: With dead ends: 276
[2024-11-24 01:12:17,062 INFO L226 Difference]: Without dead ends: 199
[2024-11-24 01:12:17,063 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-11-24 01:12:17,064 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 131 mSDsluCounter, 244 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 64 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.3s IncrementalHoareTripleChecker+Time
[2024-11-24 01:12:17,064 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 387 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 29 Invalid, 3 Unknown, 0 Unchecked, 21.3s Time]
[2024-11-24 01:12:17,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states.
[2024-11-24 01:12:17,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 148.
[2024-11-24 01:12:17,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 93 states have (on average 1.3333333333333333) internal successors, (124), 93 states have internal predecessors, (124), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52)
[2024-11-24 01:12:17,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 228 transitions.
[2024-11-24 01:12:17,110 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 228 transitions. Word has length 168
[2024-11-24 01:12:17,111 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:12:17,111 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 228 transitions.
[2024-11-24 01:12:17,111 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:12:17,111 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 228 transitions.
[2024-11-24 01:12:17,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170
[2024-11-24 01:12:17,114 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:12:17,114 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:12:17,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0
[2024-11-24 01:12:17,315 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-24 01:12:17,315 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:12:17,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:12:17,316 INFO L85 PathProgramCache]: Analyzing trace with hash 1915845650, now seen corresponding path program 1 times
[2024-11-24 01:12:17,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-24 01:12:17,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1674595886]
[2024-11-24 01:12:17,317 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:12:17,317 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-24 01:12:17,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat
[2024-11-24 01:12:17,321 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-24 01:12:17,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process
[2024-11-24 01:12:17,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:12:17,904 INFO L256 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-11-24 01:12:17,910 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-24 01:12:19,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:12:19,547 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-24 01:12:19,547 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-24 01:12:19,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1674595886]
[2024-11-24 01:12:19,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1674595886] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:12:19,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:12:19,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-24 01:12:19,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101378158]
[2024-11-24 01:12:19,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:12:19,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-24 01:12:19,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-24 01:12:19,551 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-24 01:12:19,552 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-11-24 01:12:19,553 INFO L87 Difference]: Start difference. First operand 148 states and 228 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:12:24,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:12:26,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:12:30,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:12:35,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:12:39,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:12:41,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:12:41,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:12:41,717 INFO L93 Difference]: Finished difference Result 538 states and 835 transitions.
[2024-11-24 01:12:41,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-11-24 01:12:41,718 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 169
[2024-11-24 01:12:41,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:12:41,723 INFO L225 Difference]: With dead ends: 538
[2024-11-24 01:12:41,723 INFO L226 Difference]: Without dead ends: 393
[2024-11-24 01:12:41,725 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56
[2024-11-24 01:12:41,725 INFO L435 NwaCegarLoop]: 193 mSDtfsCounter, 192 mSDsluCounter, 404 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 59 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 597 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.0s IncrementalHoareTripleChecker+Time
[2024-11-24 01:12:41,726 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 597 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 40 Invalid, 4 Unknown, 0 Unchecked, 22.0s Time]
[2024-11-24 01:12:41,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states.
[2024-11-24 01:12:41,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 262.
[2024-11-24 01:12:41,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 153 states have (on average 1.2679738562091503) internal successors, (194), 153 states have internal predecessors, (194), 104 states have call successors, (104), 4 states have call predecessors, (104), 4 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104)
[2024-11-24 01:12:41,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 402 transitions.
[2024-11-24 01:12:41,791 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 402 transitions. Word has length 169
[2024-11-24 01:12:41,792 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:12:41,792 INFO L471 AbstractCegarLoop]: Abstraction has 262 states and 402 transitions.
[2024-11-24 01:12:41,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:12:41,792 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 402 transitions.
[2024-11-24 01:12:41,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170
[2024-11-24 01:12:41,795 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:12:41,795 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:12:41,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0
[2024-11-24 01:12:41,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-24 01:12:41,996 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:12:41,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:12:41,997 INFO L85 PathProgramCache]: Analyzing trace with hash 894777296, now seen corresponding path program 1 times
[2024-11-24 01:12:41,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-24 01:12:41,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [34337452]
[2024-11-24 01:12:41,998 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:12:41,998 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-24 01:12:41,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat
[2024-11-24 01:12:42,002 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-24 01:12:42,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process
[2024-11-24 01:12:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:12:42,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 9 conjuncts are in the unsatisfiable core
[2024-11-24 01:12:42,584 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-24 01:12:44,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 637 proven. 90 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked.
[2024-11-24 01:12:44,988 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-11-24 01:12:46,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 27 proven. 48 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked.
[2024-11-24 01:12:46,478 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-24 01:12:46,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [34337452]
[2024-11-24 01:12:46,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [34337452] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-24 01:12:46,479 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-11-24 01:12:46,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 14
[2024-11-24 01:12:46,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69829701]
[2024-11-24 01:12:46,480 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-11-24 01:12:46,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2024-11-24 01:12:46,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-24 01:12:46,482 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2024-11-24 01:12:46,482 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182
[2024-11-24 01:12:46,483 INFO L87 Difference]: Start difference. First operand 262 states and 402 transitions. Second operand has 14 states, 14 states have (on average 5.357142857142857) internal successors, (75), 14 states have internal predecessors, (75), 3 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43)
[2024-11-24 01:12:50,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:12:54,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:12:58,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.67s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:13:02,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:13:06,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:13:10,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:13:13,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:13:14,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:13:14,578 INFO L93 Difference]: Finished difference Result 774 states and 1137 transitions.
[2024-11-24 01:13:14,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states.
[2024-11-24 01:13:14,579 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.357142857142857) internal successors, (75), 14 states have internal predecessors, (75), 3 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 169
[2024-11-24 01:13:14,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:13:14,586 INFO L225 Difference]: With dead ends: 774
[2024-11-24 01:13:14,587 INFO L226 Difference]: Without dead ends: 563
[2024-11-24 01:13:14,590 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 364 GetRequests, 327 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 362 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=338, Invalid=1068, Unknown=0, NotChecked=0, Total=1406
[2024-11-24 01:13:14,591 INFO L435 NwaCegarLoop]: 141 mSDtfsCounter, 379 mSDsluCounter, 527 mSDsCounter, 0 mSdLazyCounter, 628 mSolverCounterSat, 219 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 390 SdHoareTripleChecker+Valid, 668 SdHoareTripleChecker+Invalid, 850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 628 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.4s IncrementalHoareTripleChecker+Time
[2024-11-24 01:13:14,591 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [390 Valid, 668 Invalid, 850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 628 Invalid, 3 Unknown, 0 Unchecked, 26.4s Time]
[2024-11-24 01:13:14,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states.
[2024-11-24 01:13:14,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 303.
[2024-11-24 01:13:14,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 303 states, 186 states have (on average 1.2419354838709677) internal successors, (231), 186 states have internal predecessors, (231), 104 states have call successors, (104), 12 states have call predecessors, (104), 12 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104)
[2024-11-24 01:13:14,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 439 transitions.
[2024-11-24 01:13:14,667 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 439 transitions. Word has length 169
[2024-11-24 01:13:14,668 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:13:14,670 INFO L471 AbstractCegarLoop]: Abstraction has 303 states and 439 transitions.
[2024-11-24 01:13:14,671 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.357142857142857) internal successors, (75), 14 states have internal predecessors, (75), 3 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43)
[2024-11-24 01:13:14,671 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 439 transitions.
[2024-11-24 01:13:14,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-11-24 01:13:14,678 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:13:14,678 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:13:14,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0
[2024-11-24 01:13:14,879 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-24 01:13:14,879 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:13:14,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:13:14,880 INFO L85 PathProgramCache]: Analyzing trace with hash 790693865, now seen corresponding path program 1 times
[2024-11-24 01:13:14,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-24 01:13:14,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2056785017]
[2024-11-24 01:13:14,881 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:13:14,881 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-24 01:13:14,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat
[2024-11-24 01:13:14,883 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-24 01:13:14,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process
[2024-11-24 01:13:15,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:13:15,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 6 conjuncts are in the unsatisfiable core
[2024-11-24 01:13:15,544 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-24 01:13:17,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 213 proven. 69 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked.
[2024-11-24 01:13:17,348 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-11-24 01:13:18,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked.
[2024-11-24 01:13:18,853 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-24 01:13:18,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2056785017]
[2024-11-24 01:13:18,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2056785017] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-24 01:13:18,854 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-11-24 01:13:18,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11
[2024-11-24 01:13:18,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053383079]
[2024-11-24 01:13:18,854 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-11-24 01:13:18,855 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2024-11-24 01:13:18,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-24 01:13:18,856 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2024-11-24 01:13:18,856 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110
[2024-11-24 01:13:18,857 INFO L87 Difference]: Start difference. First operand 303 states and 439 transitions. Second operand has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 11 states have internal predecessors, (58), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50)
[2024-11-24 01:13:25,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0]
[2024-11-24 01:13:29,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0]
[2024-11-24 01:13:33,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0]
[2024-11-24 01:13:37,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0]
[2024-11-24 01:13:41,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0]
[2024-11-24 01:13:45,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.63s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0, 1]
[2024-11-24 01:13:45,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:13:45,564 INFO L93 Difference]: Finished difference Result 615 states and 874 transitions.
[2024-11-24 01:13:45,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2024-11-24 01:13:45,603 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 11 states have internal predecessors, (58), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 170
[2024-11-24 01:13:45,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:13:45,607 INFO L225 Difference]: With dead ends: 615
[2024-11-24 01:13:45,607 INFO L226 Difference]: Without dead ends: 371
[2024-11-24 01:13:45,608 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 328 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240
[2024-11-24 01:13:45,609 INFO L435 NwaCegarLoop]: 94 mSDtfsCounter, 181 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 9 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 365 SdHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.3s IncrementalHoareTripleChecker+Time
[2024-11-24 01:13:45,609 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 365 Invalid, 321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 307 Invalid, 5 Unknown, 0 Unchecked, 26.3s Time]
[2024-11-24 01:13:45,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states.
[2024-11-24 01:13:45,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 326.
[2024-11-24 01:13:45,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 326 states, 205 states have (on average 1.2341463414634146) internal successors, (253), 205 states have internal predecessors, (253), 104 states have call successors, (104), 16 states have call predecessors, (104), 16 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104)
[2024-11-24 01:13:45,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 461 transitions.
[2024-11-24 01:13:45,677 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 461 transitions. Word has length 170
[2024-11-24 01:13:45,679 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:13:45,679 INFO L471 AbstractCegarLoop]: Abstraction has 326 states and 461 transitions.
[2024-11-24 01:13:45,681 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 11 states have internal predecessors, (58), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50)
[2024-11-24 01:13:45,681 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 461 transitions.
[2024-11-24 01:13:45,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-11-24 01:13:45,683 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:13:45,683 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:13:45,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0
[2024-11-24 01:13:45,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-24 01:13:45,884 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:13:45,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:13:45,885 INFO L85 PathProgramCache]: Analyzing trace with hash 397666855, now seen corresponding path program 1 times
[2024-11-24 01:13:45,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-24 01:13:45,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [638680214]
[2024-11-24 01:13:45,886 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:13:45,886 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-24 01:13:45,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat
[2024-11-24 01:13:45,888 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-24 01:13:45,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process
[2024-11-24 01:13:46,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:13:46,558 INFO L256 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 6 conjuncts are in the unsatisfiable core
[2024-11-24 01:13:46,561 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-24 01:13:48,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:13:48,204 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-24 01:13:48,204 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-24 01:13:48,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [638680214]
[2024-11-24 01:13:48,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [638680214] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:13:48,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:13:48,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-11-24 01:13:48,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981902547]
[2024-11-24 01:13:48,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:13:48,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-11-24 01:13:48,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-24 01:13:48,205 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-11-24 01:13:48,206 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2024-11-24 01:13:48,206 INFO L87 Difference]: Start difference. First operand 326 states and 461 transitions. Second operand has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:13:53,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:13:56,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:14:01,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:14:02,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:14:03,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:14:03,090 INFO L93 Difference]: Finished difference Result 765 states and 1084 transitions.
[2024-11-24 01:14:03,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2024-11-24 01:14:03,091 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 170
[2024-11-24 01:14:03,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:14:03,096 INFO L225 Difference]: With dead ends: 765
[2024-11-24 01:14:03,096 INFO L226 Difference]: Without dead ends: 502
[2024-11-24 01:14:03,097 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182
[2024-11-24 01:14:03,098 INFO L435 NwaCegarLoop]: 182 mSDtfsCounter, 241 mSDsluCounter, 582 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 166 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 764 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.4s IncrementalHoareTripleChecker+Time
[2024-11-24 01:14:03,098 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 764 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 126 Invalid, 2 Unknown, 0 Unchecked, 14.4s Time]
[2024-11-24 01:14:03,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states.
[2024-11-24 01:14:03,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 358.
[2024-11-24 01:14:03,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 358 states, 237 states have (on average 1.2658227848101267) internal successors, (300), 237 states have internal predecessors, (300), 104 states have call successors, (104), 16 states have call predecessors, (104), 16 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104)
[2024-11-24 01:14:03,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 508 transitions.
[2024-11-24 01:14:03,164 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 508 transitions. Word has length 170
[2024-11-24 01:14:03,164 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:14:03,164 INFO L471 AbstractCegarLoop]: Abstraction has 358 states and 508 transitions.
[2024-11-24 01:14:03,165 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:14:03,165 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 508 transitions.
[2024-11-24 01:14:03,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-11-24 01:14:03,167 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:14:03,167 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:14:03,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0
[2024-11-24 01:14:03,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-24 01:14:03,368 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:14:03,368 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:14:03,369 INFO L85 PathProgramCache]: Analyzing trace with hash 454925157, now seen corresponding path program 1 times
[2024-11-24 01:14:03,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-24 01:14:03,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [694578376]
[2024-11-24 01:14:03,369 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:14:03,370 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-24 01:14:03,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat
[2024-11-24 01:14:03,374 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-24 01:14:03,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process
[2024-11-24 01:14:04,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:14:04,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 12 conjuncts are in the unsatisfiable core
[2024-11-24 01:14:04,067 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-24 01:14:08,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 213 proven. 69 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked.
[2024-11-24 01:14:08,952 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-11-24 01:14:12,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:14:12,868 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-24 01:14:12,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [694578376]
[2024-11-24 01:14:12,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [694578376] provided 1 perfect and 1 imperfect interpolant sequences
[2024-11-24 01:14:12,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-24 01:14:12,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 15
[2024-11-24 01:14:12,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974683710]
[2024-11-24 01:14:12,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:14:12,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-24 01:14:12,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-24 01:14:12,870 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-24 01:14:12,872 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210
[2024-11-24 01:14:12,872 INFO L87 Difference]: Start difference. First operand 358 states and 508 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:14:18,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1]
[2024-11-24 01:14:22,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1]
[2024-11-24 01:14:26,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.57s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1]
[2024-11-24 01:14:26,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:14:26,834 INFO L93 Difference]: Finished difference Result 654 states and 930 transitions.
[2024-11-24 01:14:26,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-24 01:14:26,838 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 170
[2024-11-24 01:14:26,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:14:26,842 INFO L225 Difference]: With dead ends: 654
[2024-11-24 01:14:26,842 INFO L226 Difference]: Without dead ends: 390
[2024-11-24 01:14:26,844 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 325 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272
[2024-11-24 01:14:26,845 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 50 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.5s IncrementalHoareTripleChecker+Time
[2024-11-24 01:14:26,845 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 323 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 63 Invalid, 2 Unknown, 0 Unchecked, 13.5s Time]
[2024-11-24 01:14:26,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states.
[2024-11-24 01:14:26,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 367.
[2024-11-24 01:14:26,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 367 states, 246 states have (on average 1.2682926829268293) internal successors, (312), 246 states have internal predecessors, (312), 104 states have call successors, (104), 16 states have call predecessors, (104), 16 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104)
[2024-11-24 01:14:26,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 520 transitions.
[2024-11-24 01:14:26,913 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 520 transitions. Word has length 170
[2024-11-24 01:14:26,913 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:14:26,914 INFO L471 AbstractCegarLoop]: Abstraction has 367 states and 520 transitions.
[2024-11-24 01:14:26,914 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:14:26,914 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 520 transitions.
[2024-11-24 01:14:26,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-11-24 01:14:26,916 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:14:26,916 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:14:26,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0
[2024-11-24 01:14:27,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-24 01:14:27,117 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:14:27,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:14:27,118 INFO L85 PathProgramCache]: Analyzing trace with hash -2065034777, now seen corresponding path program 1 times
[2024-11-24 01:14:27,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-24 01:14:27,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [398863570]
[2024-11-24 01:14:27,118 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:14:27,118 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-24 01:14:27,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat
[2024-11-24 01:14:27,121 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-24 01:14:27,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process
[2024-11-24 01:14:27,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:14:27,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 19 conjuncts are in the unsatisfiable core
[2024-11-24 01:14:27,978 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-24 01:14:35,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 655 proven. 153 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked.
[2024-11-24 01:14:35,081 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-11-24 01:14:50,693 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-24 01:14:50,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [398863570]
[2024-11-24 01:14:50,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [398863570] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-24 01:14:50,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1513023222]
[2024-11-24 01:14:50,693 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:14:50,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt
[2024-11-24 01:14:50,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/cvc4
[2024-11-24 01:14:50,695 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null)
[2024-11-24 01:14:50,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process
[2024-11-24 01:14:52,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:14:52,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 11 conjuncts are in the unsatisfiable core
[2024-11-24 01:14:52,124 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-24 01:14:58,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 213 proven. 69 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked.
[2024-11-24 01:14:58,922 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-11-24 01:15:08,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1513023222] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-24 01:15:08,002 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-11-24 01:15:08,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 10] total 21
[2024-11-24 01:15:08,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656544367]
[2024-11-24 01:15:08,003 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-11-24 01:15:08,003 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states
[2024-11-24 01:15:08,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-24 01:15:08,004 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants.
[2024-11-24 01:15:08,004 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=781, Unknown=0, NotChecked=0, Total=930
[2024-11-24 01:15:08,005 INFO L87 Difference]: Start difference. First operand 367 states and 520 transitions. Second operand has 22 states, 22 states have (on average 3.727272727272727) internal successors, (82), 20 states have internal predecessors, (82), 4 states have call successors, (42), 4 states have call predecessors, (42), 6 states have return successors, (43), 4 states have call predecessors, (43), 4 states have call successors, (43)
[2024-11-24 01:15:19,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:15:26,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:15:29,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.06s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:15:33,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:15:37,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:15:41,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:15:42,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:15:43,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:15:43,166 INFO L93 Difference]: Finished difference Result 671 states and 942 transitions.
[2024-11-24 01:15:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states.
[2024-11-24 01:15:43,167 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 3.727272727272727) internal successors, (82), 20 states have internal predecessors, (82), 4 states have call successors, (42), 4 states have call predecessors, (42), 6 states have return successors, (43), 4 states have call predecessors, (43), 4 states have call successors, (43) Word has length 170
[2024-11-24 01:15:43,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:15:43,171 INFO L225 Difference]: With dead ends: 671
[2024-11-24 01:15:43,172 INFO L226 Difference]: Without dead ends: 400
[2024-11-24 01:15:43,173 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 408 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 771 ImplicationChecksByTransitivity, 29.1s TimeCoverageRelationStatistics Valid=517, Invalid=2453, Unknown=0, NotChecked=0, Total=2970
[2024-11-24 01:15:43,174 INFO L435 NwaCegarLoop]: 80 mSDtfsCounter, 307 mSDsluCounter, 855 mSDsCounter, 0 mSdLazyCounter, 1064 mSolverCounterSat, 65 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 307 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 1132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 1064 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.6s IncrementalHoareTripleChecker+Time
[2024-11-24 01:15:43,175 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [307 Valid, 935 Invalid, 1132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 1064 Invalid, 3 Unknown, 0 Unchecked, 28.6s Time]
[2024-11-24 01:15:43,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states.
[2024-11-24 01:15:43,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 366.
[2024-11-24 01:15:43,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 366 states, 245 states have (on average 1.2653061224489797) internal successors, (310), 245 states have internal predecessors, (310), 104 states have call successors, (104), 16 states have call predecessors, (104), 16 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104)
[2024-11-24 01:15:43,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 518 transitions.
[2024-11-24 01:15:43,248 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 518 transitions. Word has length 170
[2024-11-24 01:15:43,249 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:15:43,249 INFO L471 AbstractCegarLoop]: Abstraction has 366 states and 518 transitions.
[2024-11-24 01:15:43,249 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 3.727272727272727) internal successors, (82), 20 states have internal predecessors, (82), 4 states have call successors, (42), 4 states have call predecessors, (42), 6 states have return successors, (43), 4 states have call predecessors, (43), 4 states have call successors, (43)
[2024-11-24 01:15:43,249 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 518 transitions.
[2024-11-24 01:15:43,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-11-24 01:15:43,251 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:15:43,251 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:15:43,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0
[2024-11-24 01:15:43,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0
[2024-11-24 01:15:43,651 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-24 01:15:43,652 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:15:43,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:15:43,654 INFO L85 PathProgramCache]: Analyzing trace with hash 1797608167, now seen corresponding path program 1 times
[2024-11-24 01:15:43,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-24 01:15:43,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [858103762]
[2024-11-24 01:15:43,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:15:43,655 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-24 01:15:43,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat
[2024-11-24 01:15:43,657 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-24 01:15:43,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process
[2024-11-24 01:15:44,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:15:44,418 INFO L256 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 8 conjuncts are in the unsatisfiable core
[2024-11-24 01:15:44,421 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-24 01:15:46,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-11-24 01:15:46,237 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-24 01:15:46,237 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-24 01:15:46,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [858103762]
[2024-11-24 01:15:46,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [858103762] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-24 01:15:46,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-24 01:15:46,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2024-11-24 01:15:46,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463472930]
[2024-11-24 01:15:46,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-24 01:15:46,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-11-24 01:15:46,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-24 01:15:46,239 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-11-24 01:15:46,239 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2024-11-24 01:15:46,239 INFO L87 Difference]: Start difference. First operand 366 states and 518 transitions. Second operand has 8 states, 8 states have (on average 5.375) internal successors, (43), 7 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:15:51,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:15:54,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.52s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:15:59,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:16:01,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-24 01:16:01,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:16:01,347 INFO L93 Difference]: Finished difference Result 784 states and 1107 transitions.
[2024-11-24 01:16:01,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2024-11-24 01:16:01,348 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.375) internal successors, (43), 7 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 170
[2024-11-24 01:16:01,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-24 01:16:01,353 INFO L225 Difference]: With dead ends: 784
[2024-11-24 01:16:01,353 INFO L226 Difference]: Without dead ends: 513
[2024-11-24 01:16:01,354 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210
[2024-11-24 01:16:01,356 INFO L435 NwaCegarLoop]: 183 mSDtfsCounter, 270 mSDsluCounter, 553 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 68 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 736 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.5s IncrementalHoareTripleChecker+Time
[2024-11-24 01:16:01,357 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [270 Valid, 736 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 124 Invalid, 2 Unknown, 0 Unchecked, 14.5s Time]
[2024-11-24 01:16:01,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states.
[2024-11-24 01:16:01,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 366.
[2024-11-24 01:16:01,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 366 states, 245 states have (on average 1.2571428571428571) internal successors, (308), 245 states have internal predecessors, (308), 104 states have call successors, (104), 16 states have call predecessors, (104), 16 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104)
[2024-11-24 01:16:01,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 516 transitions.
[2024-11-24 01:16:01,423 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 516 transitions. Word has length 170
[2024-11-24 01:16:01,426 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-24 01:16:01,427 INFO L471 AbstractCegarLoop]: Abstraction has 366 states and 516 transitions.
[2024-11-24 01:16:01,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.375) internal successors, (43), 7 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26)
[2024-11-24 01:16:01,427 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 516 transitions.
[2024-11-24 01:16:01,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-11-24 01:16:01,428 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 01:16:01,429 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:16:01,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0
[2024-11-24 01:16:01,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-24 01:16:01,630 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-24 01:16:01,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:16:01,631 INFO L85 PathProgramCache]: Analyzing trace with hash 22600805, now seen corresponding path program 1 times
[2024-11-24 01:16:01,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-24 01:16:01,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1875778191]
[2024-11-24 01:16:01,632 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:16:01,632 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-24 01:16:01,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat
[2024-11-24 01:16:01,634 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-24 01:16:01,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82f4538-6a21-4390-ba4a-45a928d1ed40/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process
[2024-11-24 01:16:02,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:16:02,263 INFO L256 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 47 conjuncts are in the unsatisfiable core
[2024-11-24 01:16:02,279 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-24 01:16:51,428 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 61 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)
[2024-11-24 01:17:43,505 WARN L286 SmtUtils]: Spent 20.01s on a formula simplification that was a NOOP. DAG size: 69 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)
[2024-11-24 01:18:41,248 WARN L286 SmtUtils]: Spent 22.02s on a formula simplification that was a NOOP. DAG size: 71 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)
[2024-11-24 01:19:40,195 WARN L286 SmtUtils]: Spent 22.68s on a formula simplification that was a NOOP. DAG size: 73 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)
[2024-11-24 01:21:02,650 WARN L286 SmtUtils]: Spent 22.19s on a formula simplification that was a NOOP. DAG size: 73 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)
[2024-11-24 01:22:12,353 WARN L286 SmtUtils]: Spent 22.95s on a formula simplification that was a NOOP. DAG size: 77 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)