./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 d790fecc
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1 --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-d790fec
[2024-12-02 15:10:52,577 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 15:10:52,634 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-12-02 15:10:52,638 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 15:10:52,638 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 15:10:52,659 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 15:10:52,659 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 15:10:52,660 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 15:10:52,660 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 15:10:52,660 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 15:10:52,660 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 15:10:52,660 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 15:10:52,661 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 15:10:52,661 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 15:10:52,661 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 15:10:52,661 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 15:10:52,661 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 15:10:52,661 INFO L153 SettingsManager]: * sizeof long=4
[2024-12-02 15:10:52,661 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 15:10:52,661 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-12-02 15:10:52,662 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 15:10:52,662 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 15:10:52,662 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 15:10:52,662 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 15:10:52,662 INFO L153 SettingsManager]: * sizeof long double=12
[2024-12-02 15:10:52,662 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 15:10:52,662 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 15:10:52,662 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 15:10:52,662 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 15:10:52,662 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 15:10:52,662 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 15:10:52,663 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 15:10:52,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 15:10:52,663 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 15:10:52,663 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 15:10:52,663 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 15:10:52,663 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 15:10:52,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 15:10:52,663 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 15:10:52,663 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 15:10:52,663 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 15:10:52,664 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 15:10:52,664 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-12-02 15:10:52,664 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-12-02 15:10:52,664 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 15:10:52,664 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 15:10:52,664 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 15:10:52,664 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 15:10:52,664 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_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1
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
[2024-12-02 15:10:52,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 15:10:52,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 15:10:52,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 15:10:52,922 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 15:10:52,923 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 15:10:52,924 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-31.i
[2024-12-02 15:10:55,665 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/data/8fe22ca1e/6ef5e3f7dfbc4893ab0dd82002cf6fa2/FLAG179c5a8c2
[2024-12-02 15:10:55,882 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 15:10:55,882 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-31.i
[2024-12-02 15:10:55,889 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/data/8fe22ca1e/6ef5e3f7dfbc4893ab0dd82002cf6fa2/FLAG179c5a8c2
[2024-12-02 15:10:56,240 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/data/8fe22ca1e/6ef5e3f7dfbc4893ab0dd82002cf6fa2
[2024-12-02 15:10:56,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 15:10:56,243 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 15:10:56,244 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 15:10:56,245 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 15:10:56,248 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 15:10:56,249 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:10:56" (1/1) ...
[2024-12-02 15:10:56,249 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51dae7b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:10:56, skipping insertion in model container
[2024-12-02 15:10:56,249 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:10:56" (1/1) ...
[2024-12-02 15:10:56,267 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 15:10:56,395 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_b1cfaade-a8af-42ce-99ab-c7be03af42d8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-31.i[916,929]
[2024-12-02 15:10:56,471 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 15:10:56,482 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 15:10:56,492 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_b1cfaade-a8af-42ce-99ab-c7be03af42d8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-31.i[916,929]
[2024-12-02 15:10:56,528 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 15:10:56,545 INFO L204 MainTranslator]: Completed translation
[2024-12-02 15:10:56,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:10:56 WrapperNode
[2024-12-02 15:10:56,545 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 15:10:56,546 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 15:10:56,547 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 15:10:56,547 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 15:10:56,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:10:56" (1/1) ...
[2024-12-02 15:10:56,565 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:10:56" (1/1) ...
[2024-12-02 15:10:56,598 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 258
[2024-12-02 15:10:56,599 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 15:10:56,599 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 15:10:56,599 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 15:10:56,599 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 15:10:56,609 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:10:56" (1/1) ...
[2024-12-02 15:10:56,609 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:10:56" (1/1) ...
[2024-12-02 15:10:56,613 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:10:56" (1/1) ...
[2024-12-02 15:10:56,631 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].
[2024-12-02 15:10:56,631 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:10:56" (1/1) ...
[2024-12-02 15:10:56,631 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:10:56" (1/1) ...
[2024-12-02 15:10:56,641 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:10:56" (1/1) ...
[2024-12-02 15:10:56,643 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:10:56" (1/1) ...
[2024-12-02 15:10:56,647 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:10:56" (1/1) ...
[2024-12-02 15:10:56,650 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:10:56" (1/1) ...
[2024-12-02 15:10:56,652 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:10:56" (1/1) ...
[2024-12-02 15:10:56,658 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 15:10:56,659 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 15:10:56,659 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 15:10:56,659 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 15:10:56,660 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:10:56" (1/1) ...
[2024-12-02 15:10:56,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 15:10:56,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 15:10:56,691 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 15:10:56,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 15:10:56,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 15:10:56,718 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-12-02 15:10:56,718 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-12-02 15:10:56,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-12-02 15:10:56,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 15:10:56,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 15:10:56,798 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 15:10:56,799 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 15:10:57,226 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live.
[2024-12-02 15:10:57,227 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 15:10:57,237 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 15:10:57,237 INFO L312 CfgBuilder]: Removed 2 assume(true) statements.
[2024-12-02 15:10:57,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:10:57 BoogieIcfgContainer
[2024-12-02 15:10:57,238 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 15:10:57,240 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 15:10:57,240 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 15:10:57,245 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 15:10:57,245 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:10:56" (1/3) ...
[2024-12-02 15:10:57,246 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d8cd120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:10:57, skipping insertion in model container
[2024-12-02 15:10:57,246 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:10:56" (2/3) ...
[2024-12-02 15:10:57,246 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d8cd120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:10:57, skipping insertion in model container
[2024-12-02 15:10:57,246 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:10:57" (3/3) ...
[2024-12-02 15:10:57,247 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-31.i
[2024-12-02 15:10:57,269 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 15:10:57,271 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.
[2024-12-02 15:10:57,314 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 15:10:57,324 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;@3948f2ef, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 15:10:57,324 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-12-02 15:10:57,327 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)
[2024-12-02 15:10:57,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173
[2024-12-02 15:10:57,338 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:10:57,339 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]
[2024-12-02 15:10:57,339 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:10:57,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:10:57,344 INFO L85 PathProgramCache]: Analyzing trace with hash 1774662336, now seen corresponding path program 1 times
[2024-12-02 15:10:57,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:10:57,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389426619]
[2024-12-02 15:10:57,349 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:10:57,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:10:57,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:10:57,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked.
[2024-12-02 15:10:57,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:10:57,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389426619]
[2024-12-02 15:10:57,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389426619] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 15:10:57,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1013998242]
[2024-12-02 15:10:57,641 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:10:57,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 15:10:57,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 15:10:57,644 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 15:10:57,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-12-02 15:10:57,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:10:57,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-12-02 15:10:57,811 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 15:10:57,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked.
[2024-12-02 15:10:57,836 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 15:10:57,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1013998242] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:10:57,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-12-02 15:10:57,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2
[2024-12-02 15:10:57,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115308543]
[2024-12-02 15:10:57,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:10:57,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-12-02 15:10:57,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:10:57,861 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-12-02 15:10:57,861 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 15:10:57,863 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)
[2024-12-02 15:10:57,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:10:57,892 INFO L93 Difference]: Finished difference Result 195 states and 335 transitions.
[2024-12-02 15:10:57,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-12-02 15:10:57,894 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
[2024-12-02 15:10:57,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:10:57,900 INFO L225 Difference]: With dead ends: 195
[2024-12-02 15:10:57,900 INFO L226 Difference]: Without dead ends: 92
[2024-12-02 15:10:57,904 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
[2024-12-02 15:10:57,906 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
[2024-12-02 15:10:57,907 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]
[2024-12-02 15:10:57,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states.
[2024-12-02 15:10:57,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92.
[2024-12-02 15:10:57,938 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)
[2024-12-02 15:10:57,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 142 transitions.
[2024-12-02 15:10:57,945 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 142 transitions. Word has length 172
[2024-12-02 15:10:57,945 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:10:57,945 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 142 transitions.
[2024-12-02 15:10:57,946 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)
[2024-12-02 15:10:57,946 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 142 transitions.
[2024-12-02 15:10:57,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173
[2024-12-02 15:10:57,949 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:10:57,949 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]
[2024-12-02 15:10:57,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-12-02 15:10:58,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0
[2024-12-02 15:10:58,150 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:10:58,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:10:58,151 INFO L85 PathProgramCache]: Analyzing trace with hash -851281144, now seen corresponding path program 1 times
[2024-12-02 15:10:58,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:10:58,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682786080]
[2024-12-02 15:10:58,152 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:10:58,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:10:58,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:10:58,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:10:58,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:10:58,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682786080]
[2024-12-02 15:10:58,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682786080] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:10:58,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:10:58,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-12-02 15:10:58,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293483644]
[2024-12-02 15:10:58,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:10:58,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 15:10:58,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:10:58,695 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 15:10:58,696 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 15:10:58,696 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)
[2024-12-02 15:10:59,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:10:59,025 INFO L93 Difference]: Finished difference Result 271 states and 421 transitions.
[2024-12-02 15:10:59,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 15:10:59,026 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
[2024-12-02 15:10:59,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:10:59,030 INFO L225 Difference]: With dead ends: 271
[2024-12-02 15:10:59,030 INFO L226 Difference]: Without dead ends: 182
[2024-12-02 15:10:59,031 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
[2024-12-02 15:10:59,033 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
[2024-12-02 15:10:59,033 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]
[2024-12-02 15:10:59,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states.
[2024-12-02 15:10:59,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 151.
[2024-12-02 15:10:59,069 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)
[2024-12-02 15:10:59,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 235 transitions.
[2024-12-02 15:10:59,072 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 235 transitions. Word has length 172
[2024-12-02 15:10:59,073 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:10:59,073 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 235 transitions.
[2024-12-02 15:10:59,073 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)
[2024-12-02 15:10:59,074 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 235 transitions.
[2024-12-02 15:10:59,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174
[2024-12-02 15:10:59,076 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:10:59,077 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]
[2024-12-02 15:10:59,077 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-12-02 15:10:59,077 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:10:59,077 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:10:59,078 INFO L85 PathProgramCache]: Analyzing trace with hash -1536479290, now seen corresponding path program 1 times
[2024-12-02 15:10:59,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:10:59,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787254585]
[2024-12-02 15:10:59,078 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:10:59,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:10:59,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:10:59,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:10:59,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:10:59,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787254585]
[2024-12-02 15:10:59,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787254585] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:10:59,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:10:59,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-12-02 15:10:59,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887409276]
[2024-12-02 15:10:59,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:10:59,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 15:10:59,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:10:59,419 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 15:10:59,419 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 15:10:59,419 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)
[2024-12-02 15:10:59,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:10:59,667 INFO L93 Difference]: Finished difference Result 271 states and 420 transitions.
[2024-12-02 15:10:59,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 15:10:59,668 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
[2024-12-02 15:10:59,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:10:59,671 INFO L225 Difference]: With dead ends: 271
[2024-12-02 15:10:59,671 INFO L226 Difference]: Without dead ends: 182
[2024-12-02 15:10:59,672 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
[2024-12-02 15:10:59,673 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
[2024-12-02 15:10:59,673 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]
[2024-12-02 15:10:59,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states.
[2024-12-02 15:10:59,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 152.
[2024-12-02 15:10:59,703 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)
[2024-12-02 15:10:59,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 236 transitions.
[2024-12-02 15:10:59,705 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 236 transitions. Word has length 173
[2024-12-02 15:10:59,706 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:10:59,706 INFO L471 AbstractCegarLoop]: Abstraction has 152 states and 236 transitions.
[2024-12-02 15:10:59,707 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)
[2024-12-02 15:10:59,707 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 236 transitions.
[2024-12-02 15:10:59,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175
[2024-12-02 15:10:59,709 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:10:59,709 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]
[2024-12-02 15:10:59,710 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-12-02 15:10:59,710 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:10:59,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:10:59,710 INFO L85 PathProgramCache]: Analyzing trace with hash 1460579429, now seen corresponding path program 1 times
[2024-12-02 15:10:59,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:10:59,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674182540]
[2024-12-02 15:10:59,711 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:10:59,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:10:59,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:11:00,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:11:00,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:11:00,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674182540]
[2024-12-02 15:11:00,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674182540] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:11:00,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:11:00,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-12-02 15:11:00,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421834068]
[2024-12-02 15:11:00,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:11:00,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 15:11:00,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:11:00,213 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 15:11:00,213 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 15:11:00,213 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)
[2024-12-02 15:11:00,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:11:00,441 INFO L93 Difference]: Finished difference Result 290 states and 449 transitions.
[2024-12-02 15:11:00,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 15:11:00,442 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
[2024-12-02 15:11:00,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:11:00,445 INFO L225 Difference]: With dead ends: 290
[2024-12-02 15:11:00,445 INFO L226 Difference]: Without dead ends: 190
[2024-12-02 15:11:00,446 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
[2024-12-02 15:11:00,447 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 96 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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
[2024-12-02 15:11:00,447 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]
[2024-12-02 15:11:00,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states.
[2024-12-02 15:11:00,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 154.
[2024-12-02 15:11:00,472 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)
[2024-12-02 15:11:00,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 234 transitions.
[2024-12-02 15:11:00,474 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 234 transitions. Word has length 174
[2024-12-02 15:11:00,475 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:11:00,475 INFO L471 AbstractCegarLoop]: Abstraction has 154 states and 234 transitions.
[2024-12-02 15:11:00,476 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)
[2024-12-02 15:11:00,476 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 234 transitions.
[2024-12-02 15:11:00,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176
[2024-12-02 15:11:00,478 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:11:00,478 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]
[2024-12-02 15:11:00,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-12-02 15:11:00,478 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:11:00,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:11:00,479 INFO L85 PathProgramCache]: Analyzing trace with hash -760956775, now seen corresponding path program 1 times
[2024-12-02 15:11:00,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:11:00,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071386306]
[2024-12-02 15:11:00,479 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:11:00,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:11:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:11:00,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:11:00,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:11:00,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071386306]
[2024-12-02 15:11:00,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071386306] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:11:00,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:11:00,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-12-02 15:11:00,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878861290]
[2024-12-02 15:11:00,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:11:00,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-12-02 15:11:00,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:11:00,800 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-12-02 15:11:00,800 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-12-02 15:11:00,800 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)
[2024-12-02 15:11:01,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:11:01,088 INFO L93 Difference]: Finished difference Result 410 states and 625 transitions.
[2024-12-02 15:11:01,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-12-02 15:11:01,089 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
[2024-12-02 15:11:01,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:11:01,091 INFO L225 Difference]: With dead ends: 410
[2024-12-02 15:11:01,092 INFO L226 Difference]: Without dead ends: 312
[2024-12-02 15:11:01,092 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
[2024-12-02 15:11:01,093 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, 0.2s IncrementalHoareTripleChecker+Time
[2024-12-02 15:11:01,093 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 656 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2024-12-02 15:11:01,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states.
[2024-12-02 15:11:01,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 224.
[2024-12-02 15:11:01,131 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)
[2024-12-02 15:11:01,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 338 transitions.
[2024-12-02 15:11:01,134 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 338 transitions. Word has length 175
[2024-12-02 15:11:01,134 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:11:01,134 INFO L471 AbstractCegarLoop]: Abstraction has 224 states and 338 transitions.
[2024-12-02 15:11:01,135 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)
[2024-12-02 15:11:01,135 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 338 transitions.
[2024-12-02 15:11:01,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176
[2024-12-02 15:11:01,137 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:11:01,137 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]
[2024-12-02 15:11:01,137 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-12-02 15:11:01,137 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:11:01,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:11:01,138 INFO L85 PathProgramCache]: Analyzing trace with hash -542102057, now seen corresponding path program 1 times
[2024-12-02 15:11:01,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:11:01,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538216995]
[2024-12-02 15:11:01,138 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:11:01,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:11:01,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:11:05,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:11:05,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:11:05,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538216995]
[2024-12-02 15:11:05,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538216995] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:11:05,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:11:05,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2024-12-02 15:11:05,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781643134]
[2024-12-02 15:11:05,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:11:05,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2024-12-02 15:11:05,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:11:05,462 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2024-12-02 15:11:05,463 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72
[2024-12-02 15:11:05,463 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)
[2024-12-02 15:11:06,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:11:06,353 INFO L93 Difference]: Finished difference Result 526 states and 781 transitions.
[2024-12-02 15:11:06,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2024-12-02 15:11:06,354 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
[2024-12-02 15:11:06,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:11:06,357 INFO L225 Difference]: With dead ends: 526
[2024-12-02 15:11:06,357 INFO L226 Difference]: Without dead ends: 364
[2024-12-02 15:11:06,358 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182
[2024-12-02 15:11:06,358 INFO L435 NwaCegarLoop]: 128 mSDtfsCounter, 151 mSDsluCounter, 512 mSDsCounter, 0 mSdLazyCounter, 346 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.6s IncrementalHoareTripleChecker+Time
[2024-12-02 15:11:06,359 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 640 Invalid, 388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time]
[2024-12-02 15:11:06,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states.
[2024-12-02 15:11:06,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 321.
[2024-12-02 15:11:06,391 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)
[2024-12-02 15:11:06,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 479 transitions.
[2024-12-02 15:11:06,394 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 479 transitions. Word has length 175
[2024-12-02 15:11:06,395 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:11:06,395 INFO L471 AbstractCegarLoop]: Abstraction has 321 states and 479 transitions.
[2024-12-02 15:11:06,395 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)
[2024-12-02 15:11:06,395 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 479 transitions.
[2024-12-02 15:11:06,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176
[2024-12-02 15:11:06,397 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:11:06,397 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]
[2024-12-02 15:11:06,397 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-12-02 15:11:06,397 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:11:06,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:11:06,398 INFO L85 PathProgramCache]: Analyzing trace with hash 137956313, now seen corresponding path program 1 times
[2024-12-02 15:11:06,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:11:06,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460447038]
[2024-12-02 15:11:06,398 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:11:06,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:11:06,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:11:06,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:11:06,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:11:06,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460447038]
[2024-12-02 15:11:06,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460447038] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:11:06,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:11:06,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2024-12-02 15:11:06,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603861627]
[2024-12-02 15:11:06,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:11:06,861 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-12-02 15:11:06,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:11:06,861 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-12-02 15:11:06,861 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2024-12-02 15:11:06,861 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)
[2024-12-02 15:11:07,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:11:07,434 INFO L93 Difference]: Finished difference Result 755 states and 1125 transitions.
[2024-12-02 15:11:07,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2024-12-02 15:11:07,435 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
[2024-12-02 15:11:07,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:11:07,440 INFO L225 Difference]: With dead ends: 755
[2024-12-02 15:11:07,440 INFO L226 Difference]: Without dead ends: 500
[2024-12-02 15:11:07,441 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156
[2024-12-02 15:11:07,442 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 308 mSDsluCounter, 521 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.4s IncrementalHoareTripleChecker+Time
[2024-12-02 15:11:07,442 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [308 Valid, 660 Invalid, 370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 223 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time]
[2024-12-02 15:11:07,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states.
[2024-12-02 15:11:07,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 478.
[2024-12-02 15:11:07,494 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)
[2024-12-02 15:11:07,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 704 transitions.
[2024-12-02 15:11:07,499 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 704 transitions. Word has length 175
[2024-12-02 15:11:07,499 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:11:07,499 INFO L471 AbstractCegarLoop]: Abstraction has 478 states and 704 transitions.
[2024-12-02 15:11:07,499 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)
[2024-12-02 15:11:07,499 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 704 transitions.
[2024-12-02 15:11:07,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176
[2024-12-02 15:11:07,501 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:11:07,501 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]
[2024-12-02 15:11:07,502 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-12-02 15:11:07,502 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:11:07,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:11:07,502 INFO L85 PathProgramCache]: Analyzing trace with hash -1010169127, now seen corresponding path program 1 times
[2024-12-02 15:11:07,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:11:07,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897657376]
[2024-12-02 15:11:07,502 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:11:07,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:11:07,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:11:10,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:11:10,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:11:10,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897657376]
[2024-12-02 15:11:10,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897657376] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:11:10,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:11:10,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2024-12-02 15:11:10,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757311974]
[2024-12-02 15:11:10,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:11:10,984 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-12-02 15:11:10,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:11:10,985 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-12-02 15:11:10,985 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2024-12-02 15:11:10,985 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)
[2024-12-02 15:11:11,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:11:11,745 INFO L93 Difference]: Finished difference Result 876 states and 1276 transitions.
[2024-12-02 15:11:11,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2024-12-02 15:11:11,745 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
[2024-12-02 15:11:11,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:11:11,750 INFO L225 Difference]: With dead ends: 876
[2024-12-02 15:11:11,750 INFO L226 Difference]: Without dead ends: 564
[2024-12-02 15:11:11,751 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132
[2024-12-02 15:11:11,752 INFO L435 NwaCegarLoop]: 140 mSDtfsCounter, 136 mSDsluCounter, 526 mSDsCounter, 0 mSdLazyCounter, 305 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time
[2024-12-02 15:11:11,752 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 666 Invalid, 345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 305 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2024-12-02 15:11:11,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states.
[2024-12-02 15:11:11,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 476.
[2024-12-02 15:11:11,796 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)
[2024-12-02 15:11:11,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 701 transitions.
[2024-12-02 15:11:11,801 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 701 transitions. Word has length 175
[2024-12-02 15:11:11,801 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:11:11,801 INFO L471 AbstractCegarLoop]: Abstraction has 476 states and 701 transitions.
[2024-12-02 15:11:11,801 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)
[2024-12-02 15:11:11,801 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 701 transitions.
[2024-12-02 15:11:11,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177
[2024-12-02 15:11:11,803 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:11:11,803 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]
[2024-12-02 15:11:11,804 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2024-12-02 15:11:11,804 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:11:11,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:11:11,804 INFO L85 PathProgramCache]: Analyzing trace with hash -258491915, now seen corresponding path program 1 times
[2024-12-02 15:11:11,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:11:11,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43398026]
[2024-12-02 15:11:11,805 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:11:11,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:11:11,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:11:14,450 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:11:14,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:11:14,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43398026]
[2024-12-02 15:11:14,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [43398026] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:11:14,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:11:14,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2024-12-02 15:11:14,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993797536]
[2024-12-02 15:11:14,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:11:14,451 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2024-12-02 15:11:14,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:11:14,452 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2024-12-02 15:11:14,452 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72
[2024-12-02 15:11:14,452 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)
[2024-12-02 15:11:15,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:11:15,101 INFO L93 Difference]: Finished difference Result 870 states and 1276 transitions.
[2024-12-02 15:11:15,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2024-12-02 15:11:15,102 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
[2024-12-02 15:11:15,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:11:15,106 INFO L225 Difference]: With dead ends: 870
[2024-12-02 15:11:15,106 INFO L226 Difference]: Without dead ends: 558
[2024-12-02 15:11:15,107 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90
[2024-12-02 15:11:15,108 INFO L435 NwaCegarLoop]: 141 mSDtfsCounter, 65 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.6s IncrementalHoareTripleChecker+Time
[2024-12-02 15:11:15,108 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 497 Invalid, 264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time]
[2024-12-02 15:11:15,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states.
[2024-12-02 15:11:15,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 490.
[2024-12-02 15:11:15,154 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)
[2024-12-02 15:11:15,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 726 transitions.
[2024-12-02 15:11:15,158 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 726 transitions. Word has length 176
[2024-12-02 15:11:15,158 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:11:15,158 INFO L471 AbstractCegarLoop]: Abstraction has 490 states and 726 transitions.
[2024-12-02 15:11:15,158 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)
[2024-12-02 15:11:15,158 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 726 transitions.
[2024-12-02 15:11:15,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177
[2024-12-02 15:11:15,161 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:11:15,161 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]
[2024-12-02 15:11:15,161 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2024-12-02 15:11:15,161 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:11:15,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:11:15,161 INFO L85 PathProgramCache]: Analyzing trace with hash -1406617355, now seen corresponding path program 1 times
[2024-12-02 15:11:15,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:11:15,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83209232]
[2024-12-02 15:11:15,162 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:11:15,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:11:15,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:11:15,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:11:15,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:11:15,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83209232]
[2024-12-02 15:11:15,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83209232] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:11:15,855 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:11:15,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2024-12-02 15:11:15,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607499305]
[2024-12-02 15:11:15,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:11:15,856 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2024-12-02 15:11:15,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:11:15,856 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2024-12-02 15:11:15,856 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132
[2024-12-02 15:11:15,856 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)
[2024-12-02 15:11:17,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:11:17,181 INFO L93 Difference]: Finished difference Result 892 states and 1316 transitions.
[2024-12-02 15:11:17,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states.
[2024-12-02 15:11:17,182 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
[2024-12-02 15:11:17,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:11:17,185 INFO L225 Difference]: With dead ends: 892
[2024-12-02 15:11:17,185 INFO L226 Difference]: Without dead ends: 562
[2024-12-02 15:11:17,186 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=164, Invalid=436, Unknown=0, NotChecked=0, Total=600
[2024-12-02 15:11:17,186 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 517 mSDsluCounter, 874 mSDsCounter, 0 mSdLazyCounter, 484 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time
[2024-12-02 15:11:17,187 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [517 Valid, 991 Invalid, 622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 484 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time]
[2024-12-02 15:11:17,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states.
[2024-12-02 15:11:17,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 508.
[2024-12-02 15:11:17,232 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)
[2024-12-02 15:11:17,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 752 transitions.
[2024-12-02 15:11:17,236 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 752 transitions. Word has length 176
[2024-12-02 15:11:17,237 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:11:17,237 INFO L471 AbstractCegarLoop]: Abstraction has 508 states and 752 transitions.
[2024-12-02 15:11:17,237 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)
[2024-12-02 15:11:17,237 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 752 transitions.
[2024-12-02 15:11:17,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177
[2024-12-02 15:11:17,238 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:11:17,238 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]
[2024-12-02 15:11:17,238 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2024-12-02 15:11:17,239 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:11:17,239 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:11:17,239 INFO L85 PathProgramCache]: Analyzing trace with hash -726558985, now seen corresponding path program 1 times
[2024-12-02 15:11:17,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:11:17,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896733312]
[2024-12-02 15:11:17,239 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:11:17,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:11:17,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:11:23,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:11:23,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:11:23,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896733312]
[2024-12-02 15:11:23,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896733312] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:11:23,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:11:23,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14
[2024-12-02 15:11:23,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017582905]
[2024-12-02 15:11:23,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:11:23,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2024-12-02 15:11:23,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:11:23,842 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2024-12-02 15:11:23,842 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182
[2024-12-02 15:11:23,842 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)
[2024-12-02 15:11:36,917 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 []
[2024-12-02 15:11:37,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:11:37,477 INFO L93 Difference]: Finished difference Result 876 states and 1295 transitions.
[2024-12-02 15:11:37,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states.
[2024-12-02 15:11:37,478 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
[2024-12-02 15:11:37,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:11:37,481 INFO L225 Difference]: With dead ends: 876
[2024-12-02 15:11:37,481 INFO L226 Difference]: Without dead ends: 553
[2024-12-02 15:11:37,482 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=165, Invalid=591, Unknown=0, NotChecked=0, Total=756
[2024-12-02 15:11:37,482 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 465 mSDsluCounter, 828 mSDsCounter, 0 mSdLazyCounter, 848 mSolverCounterSat, 239 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s 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, 8.5s IncrementalHoareTripleChecker+Time
[2024-12-02 15:11:37,483 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [465 Valid, 971 Invalid, 1088 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [239 Valid, 848 Invalid, 1 Unknown, 0 Unchecked, 8.5s Time]
[2024-12-02 15:11:37,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states.
[2024-12-02 15:11:37,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 510.
[2024-12-02 15:11:37,515 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)
[2024-12-02 15:11:37,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 510 states and 756 transitions.
[2024-12-02 15:11:37,517 INFO L78 Accepts]: Start accepts. Automaton has 510 states and 756 transitions. Word has length 176
[2024-12-02 15:11:37,518 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:11:37,518 INFO L471 AbstractCegarLoop]: Abstraction has 510 states and 756 transitions.
[2024-12-02 15:11:37,518 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)
[2024-12-02 15:11:37,518 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 756 transitions.
[2024-12-02 15:11:37,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177
[2024-12-02 15:11:37,519 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:11:37,519 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]
[2024-12-02 15:11:37,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2024-12-02 15:11:37,520 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:11:37,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:11:37,520 INFO L85 PathProgramCache]: Analyzing trace with hash -326477, now seen corresponding path program 1 times
[2024-12-02 15:11:37,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:11:37,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469362995]
[2024-12-02 15:11:37,520 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:11:37,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:11:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:11:39,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:11:39,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:11:39,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469362995]
[2024-12-02 15:11:39,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469362995] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:11:39,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:11:39,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2024-12-02 15:11:39,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415900898]
[2024-12-02 15:11:39,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:11:39,295 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2024-12-02 15:11:39,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:11:39,296 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2024-12-02 15:11:39,296 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110
[2024-12-02 15:11:39,296 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)
[2024-12-02 15:11:40,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:11:40,291 INFO L93 Difference]: Finished difference Result 1057 states and 1561 transitions.
[2024-12-02 15:11:40,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2024-12-02 15:11:40,292 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
[2024-12-02 15:11:40,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:11:40,295 INFO L225 Difference]: With dead ends: 1057
[2024-12-02 15:11:40,295 INFO L226 Difference]: Without dead ends: 734
[2024-12-02 15:11:40,297 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306
[2024-12-02 15:11:40,297 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 214 mSDsluCounter, 426 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.5s IncrementalHoareTripleChecker+Time
[2024-12-02 15:11:40,297 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 565 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2024-12-02 15:11:40,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states.
[2024-12-02 15:11:40,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 561.
[2024-12-02 15:11:40,349 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)
[2024-12-02 15:11:40,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 833 transitions.
[2024-12-02 15:11:40,352 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 833 transitions. Word has length 176
[2024-12-02 15:11:40,353 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:11:40,353 INFO L471 AbstractCegarLoop]: Abstraction has 561 states and 833 transitions.
[2024-12-02 15:11:40,353 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)
[2024-12-02 15:11:40,353 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 833 transitions.
[2024-12-02 15:11:40,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177
[2024-12-02 15:11:40,354 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:11:40,354 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]
[2024-12-02 15:11:40,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11
[2024-12-02 15:11:40,355 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:11:40,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:11:40,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1148451917, now seen corresponding path program 1 times
[2024-12-02 15:11:40,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:11:40,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483493242]
[2024-12-02 15:11:40,355 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:11:40,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:11:40,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:11:41,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:11:41,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:11:41,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483493242]
[2024-12-02 15:11:41,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483493242] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:11:41,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:11:41,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2024-12-02 15:11:41,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742228091]
[2024-12-02 15:11:41,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:11:41,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2024-12-02 15:11:41,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:11:41,289 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2024-12-02 15:11:41,289 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90
[2024-12-02 15:11:41,289 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)
[2024-12-02 15:11:42,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:11:42,336 INFO L93 Difference]: Finished difference Result 974 states and 1446 transitions.
[2024-12-02 15:11:42,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2024-12-02 15:11:42,337 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
[2024-12-02 15:11:42,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:11:42,339 INFO L225 Difference]: With dead ends: 974
[2024-12-02 15:11:42,340 INFO L226 Difference]: Without dead ends: 601
[2024-12-02 15:11:42,340 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
[2024-12-02 15:11:42,341 INFO L435 NwaCegarLoop]: 122 mSDtfsCounter, 353 mSDsluCounter, 734 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time
[2024-12-02 15:11:42,341 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [353 Valid, 856 Invalid, 552 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time]
[2024-12-02 15:11:42,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states.
[2024-12-02 15:11:42,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 562.
[2024-12-02 15:11:42,389 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)
[2024-12-02 15:11:42,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 562 states and 834 transitions.
[2024-12-02 15:11:42,392 INFO L78 Accepts]: Start accepts. Automaton has 562 states and 834 transitions. Word has length 176
[2024-12-02 15:11:42,393 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:11:42,393 INFO L471 AbstractCegarLoop]: Abstraction has 562 states and 834 transitions.
[2024-12-02 15:11:42,393 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)
[2024-12-02 15:11:42,393 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 834 transitions.
[2024-12-02 15:11:42,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177
[2024-12-02 15:11:42,394 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:11:42,394 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]
[2024-12-02 15:11:42,394 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12
[2024-12-02 15:11:42,395 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:11:42,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:11:42,395 INFO L85 PathProgramCache]: Analyzing trace with hash -468393547, now seen corresponding path program 1 times
[2024-12-02 15:11:42,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:11:42,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648048310]
[2024-12-02 15:11:42,395 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:11:42,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:11:42,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:11:47,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:11:47,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:11:47,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648048310]
[2024-12-02 15:11:47,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648048310] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:11:47,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:11:47,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16
[2024-12-02 15:11:47,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286618915]
[2024-12-02 15:11:47,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:11:47,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states
[2024-12-02 15:11:47,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:11:47,492 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants.
[2024-12-02 15:11:47,492 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240
[2024-12-02 15:11:47,493 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)
[2024-12-02 15:11:51,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:11:51,933 INFO L93 Difference]: Finished difference Result 1016 states and 1495 transitions.
[2024-12-02 15:11:51,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states.
[2024-12-02 15:11:51,934 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
[2024-12-02 15:11:51,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:11:51,939 INFO L225 Difference]: With dead ends: 1016
[2024-12-02 15:11:51,939 INFO L226 Difference]: Without dead ends: 649
[2024-12-02 15:11:51,941 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=255, Invalid=867, Unknown=0, NotChecked=0, Total=1122
[2024-12-02 15:11:51,941 INFO L435 NwaCegarLoop]: 215 mSDtfsCounter, 612 mSDsluCounter, 1208 mSDsCounter, 0 mSdLazyCounter, 1317 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s 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, 2.7s IncrementalHoareTripleChecker+Time
[2024-12-02 15:11:51,942 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [612 Valid, 1423 Invalid, 1502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 1317 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time]
[2024-12-02 15:11:51,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 649 states.
[2024-12-02 15:11:51,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 649 to 562.
[2024-12-02 15:11:52,000 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)
[2024-12-02 15:11:52,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 562 states and 834 transitions.
[2024-12-02 15:11:52,004 INFO L78 Accepts]: Start accepts. Automaton has 562 states and 834 transitions. Word has length 176
[2024-12-02 15:11:52,004 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:11:52,005 INFO L471 AbstractCegarLoop]: Abstraction has 562 states and 834 transitions.
[2024-12-02 15:11:52,005 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)
[2024-12-02 15:11:52,005 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 834 transitions.
[2024-12-02 15:11:52,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2024-12-02 15:11:52,006 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:11:52,006 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]
[2024-12-02 15:11:52,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13
[2024-12-02 15:11:52,007 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:11:52,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:11:52,007 INFO L85 PathProgramCache]: Analyzing trace with hash 973635452, now seen corresponding path program 1 times
[2024-12-02 15:11:52,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:11:52,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937208762]
[2024-12-02 15:11:52,007 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:11:52,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:11:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:11:56,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:11:56,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:11:56,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937208762]
[2024-12-02 15:11:56,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937208762] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:11:56,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:11:56,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14
[2024-12-02 15:11:56,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069125302]
[2024-12-02 15:11:56,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:11:56,206 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2024-12-02 15:11:56,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:11:56,206 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2024-12-02 15:11:56,206 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182
[2024-12-02 15:11:56,206 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)
[2024-12-02 15:11:58,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:11:58,681 INFO L93 Difference]: Finished difference Result 1064 states and 1561 transitions.
[2024-12-02 15:11:58,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states.
[2024-12-02 15:11:58,682 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
[2024-12-02 15:11:58,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:11:58,685 INFO L225 Difference]: With dead ends: 1064
[2024-12-02 15:11:58,685 INFO L226 Difference]: Without dead ends: 697
[2024-12-02 15:11:58,686 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 363 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=376, Invalid=1184, Unknown=0, NotChecked=0, Total=1560
[2024-12-02 15:11:58,687 INFO L435 NwaCegarLoop]: 245 mSDtfsCounter, 485 mSDsluCounter, 1466 mSDsCounter, 0 mSdLazyCounter, 689 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.5s IncrementalHoareTripleChecker+Time
[2024-12-02 15:11:58,687 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [485 Valid, 1711 Invalid, 771 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 689 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time]
[2024-12-02 15:11:58,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 697 states.
[2024-12-02 15:11:58,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 697 to 580.
[2024-12-02 15:11:58,721 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)
[2024-12-02 15:11:58,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 580 states and 861 transitions.
[2024-12-02 15:11:58,724 INFO L78 Accepts]: Start accepts. Automaton has 580 states and 861 transitions. Word has length 177
[2024-12-02 15:11:58,724 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:11:58,724 INFO L471 AbstractCegarLoop]: Abstraction has 580 states and 861 transitions.
[2024-12-02 15:11:58,724 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)
[2024-12-02 15:11:58,725 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 861 transitions.
[2024-12-02 15:11:58,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2024-12-02 15:11:58,725 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:11:58,725 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]
[2024-12-02 15:11:58,726 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14
[2024-12-02 15:11:58,726 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:11:58,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:11:58,726 INFO L85 PathProgramCache]: Analyzing trace with hash -1915040966, now seen corresponding path program 1 times
[2024-12-02 15:11:58,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:11:58,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954182310]
[2024-12-02 15:11:58,726 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:11:58,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:11:58,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:12:00,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:12:00,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:12:00,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954182310]
[2024-12-02 15:12:00,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [954182310] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:12:00,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:12:00,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2024-12-02 15:12:00,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539599299]
[2024-12-02 15:12:00,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:12:00,566 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2024-12-02 15:12:00,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:12:00,566 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2024-12-02 15:12:00,566 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132
[2024-12-02 15:12:00,566 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)
[2024-12-02 15:12:01,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:12:01,997 INFO L93 Difference]: Finished difference Result 1284 states and 1887 transitions.
[2024-12-02 15:12:01,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states.
[2024-12-02 15:12:01,998 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
[2024-12-02 15:12:01,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:12:02,001 INFO L225 Difference]: With dead ends: 1284
[2024-12-02 15:12:02,001 INFO L226 Difference]: Without dead ends: 917
[2024-12-02 15:12:02,002 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=219, Invalid=711, Unknown=0, NotChecked=0, Total=930
[2024-12-02 15:12:02,003 INFO L435 NwaCegarLoop]: 240 mSDtfsCounter, 600 mSDsluCounter, 1492 mSDsCounter, 0 mSdLazyCounter, 802 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 1.0s IncrementalHoareTripleChecker+Time
[2024-12-02 15:12:02,003 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [600 Valid, 1732 Invalid, 988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 802 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time]
[2024-12-02 15:12:02,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 917 states.
[2024-12-02 15:12:02,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 917 to 582.
[2024-12-02 15:12:02,038 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)
[2024-12-02 15:12:02,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 864 transitions.
[2024-12-02 15:12:02,040 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 864 transitions. Word has length 177
[2024-12-02 15:12:02,041 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:12:02,041 INFO L471 AbstractCegarLoop]: Abstraction has 582 states and 864 transitions.
[2024-12-02 15:12:02,041 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)
[2024-12-02 15:12:02,041 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 864 transitions.
[2024-12-02 15:12:02,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2024-12-02 15:12:02,041 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:12:02,042 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]
[2024-12-02 15:12:02,042 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15
[2024-12-02 15:12:02,042 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:12:02,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:12:02,042 INFO L85 PathProgramCache]: Analyzing trace with hash 1231800890, now seen corresponding path program 1 times
[2024-12-02 15:12:02,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:12:02,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365372228]
[2024-12-02 15:12:02,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:12:02,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:12:02,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:12:03,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:12:03,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:12:03,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365372228]
[2024-12-02 15:12:03,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365372228] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:12:03,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:12:03,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2024-12-02 15:12:03,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692413833]
[2024-12-02 15:12:03,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:12:03,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2024-12-02 15:12:03,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:12:03,738 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2024-12-02 15:12:03,738 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132
[2024-12-02 15:12:03,738 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)
[2024-12-02 15:12:05,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:12:05,105 INFO L93 Difference]: Finished difference Result 1112 states and 1634 transitions.
[2024-12-02 15:12:05,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states.
[2024-12-02 15:12:05,105 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
[2024-12-02 15:12:05,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:12:05,108 INFO L225 Difference]: With dead ends: 1112
[2024-12-02 15:12:05,108 INFO L226 Difference]: Without dead ends: 745
[2024-12-02 15:12:05,109 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=239, Invalid=631, Unknown=0, NotChecked=0, Total=870
[2024-12-02 15:12:05,109 INFO L435 NwaCegarLoop]: 238 mSDtfsCounter, 523 mSDsluCounter, 807 mSDsCounter, 0 mSdLazyCounter, 521 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time
[2024-12-02 15:12:05,110 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [523 Valid, 1045 Invalid, 669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 521 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time]
[2024-12-02 15:12:05,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states.
[2024-12-02 15:12:05,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 583.
[2024-12-02 15:12:05,162 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)
[2024-12-02 15:12:05,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 583 states and 866 transitions.
[2024-12-02 15:12:05,165 INFO L78 Accepts]: Start accepts. Automaton has 583 states and 866 transitions. Word has length 177
[2024-12-02 15:12:05,166 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:12:05,166 INFO L471 AbstractCegarLoop]: Abstraction has 583 states and 866 transitions.
[2024-12-02 15:12:05,166 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)
[2024-12-02 15:12:05,166 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 866 transitions.
[2024-12-02 15:12:05,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2024-12-02 15:12:05,167 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:12:05,167 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, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 15:12:05,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16
[2024-12-02 15:12:05,167 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:12:05,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:12:05,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1911859260, now seen corresponding path program 1 times
[2024-12-02 15:12:05,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:12:05,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284330517]
[2024-12-02 15:12:05,168 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:12:05,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:12:05,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:12:10,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:12:10,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:12:10,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284330517]
[2024-12-02 15:12:10,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284330517] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:12:10,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:12:10,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14
[2024-12-02 15:12:10,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112157739]
[2024-12-02 15:12:10,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:12:10,557 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2024-12-02 15:12:10,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:12:10,557 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2024-12-02 15:12:10,557 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182
[2024-12-02 15:12:10,557 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)
[2024-12-02 15:12:17,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:12:17,106 INFO L93 Difference]: Finished difference Result 1039 states and 1529 transitions.
[2024-12-02 15:12:17,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states.
[2024-12-02 15:12:17,107 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
[2024-12-02 15:12:17,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:12:17,110 INFO L225 Difference]: With dead ends: 1039
[2024-12-02 15:12:17,110 INFO L226 Difference]: Without dead ends: 672
[2024-12-02 15:12:17,112 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=277, Invalid=845, Unknown=0, NotChecked=0, Total=1122
[2024-12-02 15:12:17,112 INFO L435 NwaCegarLoop]: 251 mSDtfsCounter, 463 mSDsluCounter, 1578 mSDsCounter, 0 mSdLazyCounter, 1109 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s 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, 4.2s IncrementalHoareTripleChecker+Time
[2024-12-02 15:12:17,112 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [463 Valid, 1829 Invalid, 1192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1109 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time]
[2024-12-02 15:12:17,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states.
[2024-12-02 15:12:17,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 583.
[2024-12-02 15:12:17,172 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)
[2024-12-02 15:12:17,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 583 states and 866 transitions.
[2024-12-02 15:12:17,176 INFO L78 Accepts]: Start accepts. Automaton has 583 states and 866 transitions. Word has length 177
[2024-12-02 15:12:17,177 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:12:17,177 INFO L471 AbstractCegarLoop]: Abstraction has 583 states and 866 transitions.
[2024-12-02 15:12:17,177 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)
[2024-12-02 15:12:17,177 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 866 transitions.
[2024-12-02 15:12:17,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2024-12-02 15:12:17,183 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:12:17,183 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]
[2024-12-02 15:12:17,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17
[2024-12-02 15:12:17,183 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:12:17,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:12:17,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1396337278, now seen corresponding path program 1 times
[2024-12-02 15:12:17,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:12:17,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859143224]
[2024-12-02 15:12:17,185 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:12:17,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:12:17,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:12:17,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:12:17,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:12:17,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859143224]
[2024-12-02 15:12:17,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859143224] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:12:17,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:12:17,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 15:12:17,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136019544]
[2024-12-02 15:12:17,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:12:17,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 15:12:17,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:12:17,267 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 15:12:17,268 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 15:12:17,268 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)
[2024-12-02 15:12:17,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:12:17,383 INFO L93 Difference]: Finished difference Result 1195 states and 1769 transitions.
[2024-12-02 15:12:17,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 15:12:17,384 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
[2024-12-02 15:12:17,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:12:17,390 INFO L225 Difference]: With dead ends: 1195
[2024-12-02 15:12:17,390 INFO L226 Difference]: Without dead ends: 738
[2024-12-02 15:12:17,392 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
[2024-12-02 15:12:17,393 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
[2024-12-02 15:12:17,393 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]
[2024-12-02 15:12:17,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 738 states.
[2024-12-02 15:12:17,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 738 to 564.
[2024-12-02 15:12:17,463 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)
[2024-12-02 15:12:17,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 830 transitions.
[2024-12-02 15:12:17,468 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 830 transitions. Word has length 177
[2024-12-02 15:12:17,468 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:12:17,468 INFO L471 AbstractCegarLoop]: Abstraction has 564 states and 830 transitions.
[2024-12-02 15:12:17,468 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)
[2024-12-02 15:12:17,468 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 830 transitions.
[2024-12-02 15:12:17,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2024-12-02 15:12:17,469 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:12:17,470 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]
[2024-12-02 15:12:17,470 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18
[2024-12-02 15:12:17,470 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:12:17,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:12:17,470 INFO L85 PathProgramCache]: Analyzing trace with hash -1047514275, now seen corresponding path program 1 times
[2024-12-02 15:12:17,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:12:17,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114952762]
[2024-12-02 15:12:17,471 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:12:17,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:12:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:12:17,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:12:17,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:12:17,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114952762]
[2024-12-02 15:12:17,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114952762] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:12:17,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:12:17,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-12-02 15:12:17,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174252228]
[2024-12-02 15:12:17,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:12:17,678 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-12-02 15:12:17,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:12:17,678 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-12-02 15:12:17,678 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-12-02 15:12:17,678 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)
[2024-12-02 15:12:18,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:12:18,413 INFO L93 Difference]: Finished difference Result 2341 states and 3463 transitions.
[2024-12-02 15:12:18,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-12-02 15:12:18,414 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
[2024-12-02 15:12:18,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:12:18,420 INFO L225 Difference]: With dead ends: 2341
[2024-12-02 15:12:18,420 INFO L226 Difference]: Without dead ends: 1975
[2024-12-02 15:12:18,421 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
[2024-12-02 15:12:18,421 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 775 mSDsluCounter, 492 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 396 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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
[2024-12-02 15:12:18,421 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]
[2024-12-02 15:12:18,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1975 states.
[2024-12-02 15:12:18,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1975 to 1444.
[2024-12-02 15:12:18,604 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)
[2024-12-02 15:12:18,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1444 states and 2123 transitions.
[2024-12-02 15:12:18,611 INFO L78 Accepts]: Start accepts. Automaton has 1444 states and 2123 transitions. Word has length 177
[2024-12-02 15:12:18,611 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:12:18,611 INFO L471 AbstractCegarLoop]: Abstraction has 1444 states and 2123 transitions.
[2024-12-02 15:12:18,611 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)
[2024-12-02 15:12:18,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 2123 transitions.
[2024-12-02 15:12:18,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2024-12-02 15:12:18,613 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:12:18,613 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]
[2024-12-02 15:12:18,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19
[2024-12-02 15:12:18,613 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:12:18,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:12:18,613 INFO L85 PathProgramCache]: Analyzing trace with hash 727493087, now seen corresponding path program 1 times
[2024-12-02 15:12:18,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:12:18,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611316288]
[2024-12-02 15:12:18,614 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:12:18,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:12:18,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:12:21,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:12:21,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:12:21,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611316288]
[2024-12-02 15:12:21,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611316288] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:12:21,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:12:21,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2024-12-02 15:12:21,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309472607]
[2024-12-02 15:12:21,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:12:21,820 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2024-12-02 15:12:21,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:12:21,820 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2024-12-02 15:12:21,820 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90
[2024-12-02 15:12:21,820 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)
[2024-12-02 15:12:22,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:12:22,647 INFO L93 Difference]: Finished difference Result 2646 states and 3859 transitions.
[2024-12-02 15:12:22,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2024-12-02 15:12:22,648 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
[2024-12-02 15:12:22,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:12:22,655 INFO L225 Difference]: With dead ends: 2646
[2024-12-02 15:12:22,655 INFO L226 Difference]: Without dead ends: 1672
[2024-12-02 15:12:22,656 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110
[2024-12-02 15:12:22,657 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 82 mSDsluCounter, 382 mSDsCounter, 0 mSdLazyCounter, 297 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time
[2024-12-02 15:12:22,657 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 533 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 297 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time]
[2024-12-02 15:12:22,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1672 states.
[2024-12-02 15:12:22,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1672 to 1459.
[2024-12-02 15:12:22,770 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)
[2024-12-02 15:12:22,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1459 states and 2150 transitions.
[2024-12-02 15:12:22,775 INFO L78 Accepts]: Start accepts. Automaton has 1459 states and 2150 transitions. Word has length 177
[2024-12-02 15:12:22,775 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:12:22,775 INFO L471 AbstractCegarLoop]: Abstraction has 1459 states and 2150 transitions.
[2024-12-02 15:12:22,776 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)
[2024-12-02 15:12:22,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 2150 transitions.
[2024-12-02 15:12:22,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2024-12-02 15:12:22,776 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:12:22,777 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]
[2024-12-02 15:12:22,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20
[2024-12-02 15:12:22,777 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:12:22,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:12:22,777 INFO L85 PathProgramCache]: Analyzing trace with hash -954448050, now seen corresponding path program 1 times
[2024-12-02 15:12:22,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:12:22,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624470443]
[2024-12-02 15:12:22,777 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:12:22,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:12:22,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:12:23,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 27 proven. 48 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked.
[2024-12-02 15:12:23,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:12:23,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624470443]
[2024-12-02 15:12:23,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624470443] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 15:12:23,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [488839376]
[2024-12-02 15:12:23,060 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:12:23,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 15:12:23,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 15:12:23,062 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 15:12:23,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-12-02 15:12:23,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:12:23,186 INFO L256 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 10 conjuncts are in the unsatisfiable core
[2024-12-02 15:12:23,191 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 15:12:23,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 619 proven. 48 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked.
[2024-12-02 15:12:23,416 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 15:12:23,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 27 proven. 48 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked.
[2024-12-02 15:12:23,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [488839376] provided 0 perfect and 2 imperfect interpolant sequences
[2024-12-02 15:12:23,665 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-12-02 15:12:23,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 12
[2024-12-02 15:12:23,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023765355]
[2024-12-02 15:12:23,665 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-12-02 15:12:23,665 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2024-12-02 15:12:23,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:12:23,666 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2024-12-02 15:12:23,666 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132
[2024-12-02 15:12:23,666 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)
[2024-12-02 15:12:24,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:12:24,500 INFO L93 Difference]: Finished difference Result 2841 states and 4132 transitions.
[2024-12-02 15:12:24,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states.
[2024-12-02 15:12:24,501 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
[2024-12-02 15:12:24,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:12:24,508 INFO L225 Difference]: With dead ends: 2841
[2024-12-02 15:12:24,508 INFO L226 Difference]: Without dead ends: 1738
[2024-12-02 15:12:24,512 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 350 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=194, Invalid=562, Unknown=0, NotChecked=0, Total=756
[2024-12-02 15:12:24,513 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 264 mSDsluCounter, 737 mSDsCounter, 0 mSdLazyCounter, 756 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.5s IncrementalHoareTripleChecker+Time
[2024-12-02 15:12:24,513 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [274 Valid, 892 Invalid, 855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 756 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2024-12-02 15:12:24,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1738 states.
[2024-12-02 15:12:24,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1738 to 1452.
[2024-12-02 15:12:24,729 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)
[2024-12-02 15:12:24,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1452 states and 2095 transitions.
[2024-12-02 15:12:24,739 INFO L78 Accepts]: Start accepts. Automaton has 1452 states and 2095 transitions. Word has length 177
[2024-12-02 15:12:24,739 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:12:24,739 INFO L471 AbstractCegarLoop]: Abstraction has 1452 states and 2095 transitions.
[2024-12-02 15:12:24,739 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)
[2024-12-02 15:12:24,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 2095 transitions.
[2024-12-02 15:12:24,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179
[2024-12-02 15:12:24,741 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:12:24,741 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]
[2024-12-02 15:12:24,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2024-12-02 15:12:24,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21
[2024-12-02 15:12:24,942 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:12:24,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:12:24,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1011958764, now seen corresponding path program 1 times
[2024-12-02 15:12:24,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:12:24,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157203930]
[2024-12-02 15:12:24,943 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:12:24,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:12:25,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:12:25,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 21 proven. 123 refuted. 0 times theorem prover too weak. 1156 trivial. 0 not checked.
[2024-12-02 15:12:25,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:12:25,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157203930]
[2024-12-02 15:12:25,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157203930] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 15:12:25,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1533093734]
[2024-12-02 15:12:25,964 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:12:25,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 15:12:25,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 15:12:25,966 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 15:12:25,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-12-02 15:12:26,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:12:26,309 INFO L256 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 33 conjuncts are in the unsatisfiable core
[2024-12-02 15:12:26,315 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 15:12:28,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 470 proven. 117 refuted. 0 times theorem prover too weak. 713 trivial. 0 not checked.
[2024-12-02 15:12:28,289 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 15:12:34,417 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
[2024-12-02 15:12:39,024 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
[2024-12-02 15:12:43,783 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
[2024-12-02 15:12:44,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1533093734] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 15:12:44,003 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-12-02 15:12:44,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 20] total 32
[2024-12-02 15:12:44,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917811608]
[2024-12-02 15:12:44,004 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-12-02 15:12:44,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states
[2024-12-02 15:12:44,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:12:44,005 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants.
[2024-12-02 15:12:44,005 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=1373, Unknown=3, NotChecked=234, Total=1806
[2024-12-02 15:12:44,005 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)
[2024-12-02 15:12:55,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:12:55,941 INFO L93 Difference]: Finished difference Result 2713 states and 3859 transitions.
[2024-12-02 15:12:55,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states.
[2024-12-02 15:12:55,942 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
[2024-12-02 15:12:55,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:12:55,951 INFO L225 Difference]: With dead ends: 2713
[2024-12-02 15:12:55,951 INFO L226 Difference]: Without dead ends: 1615
[2024-12-02 15:12:55,955 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 1372 ImplicationChecksByTransitivity, 20.9s TimeCoverageRelationStatistics Valid=648, Invalid=4763, Unknown=3, NotChecked=438, Total=5852
[2024-12-02 15:12:55,955 INFO L435 NwaCegarLoop]: 95 mSDtfsCounter, 666 mSDsluCounter, 964 mSDsCounter, 0 mSdLazyCounter, 1467 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s 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, 5.8s IncrementalHoareTripleChecker+Time
[2024-12-02 15:12:55,956 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [671 Valid, 1059 Invalid, 1589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1467 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time]
[2024-12-02 15:12:55,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1615 states.
[2024-12-02 15:12:56,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1615 to 1482.
[2024-12-02 15:12:56,119 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)
[2024-12-02 15:12:56,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1482 states and 2112 transitions.
[2024-12-02 15:12:56,127 INFO L78 Accepts]: Start accepts. Automaton has 1482 states and 2112 transitions. Word has length 178
[2024-12-02 15:12:56,127 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:12:56,127 INFO L471 AbstractCegarLoop]: Abstraction has 1482 states and 2112 transitions.
[2024-12-02 15:12:56,128 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)
[2024-12-02 15:12:56,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 2112 transitions.
[2024-12-02 15:12:56,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179
[2024-12-02 15:12:56,129 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:12:56,129 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]
[2024-12-02 15:12:56,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0
[2024-12-02 15:12:56,329 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22
[2024-12-02 15:12:56,330 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:12:56,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:12:56,330 INFO L85 PathProgramCache]: Analyzing trace with hash 841514, now seen corresponding path program 1 times
[2024-12-02 15:12:56,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:12:56,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577730966]
[2024-12-02 15:12:56,330 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:12:56,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:12:56,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-12-02 15:12:56,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [241996935]
[2024-12-02 15:12:56,450 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:12:56,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 15:12:56,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 15:12:56,451 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 15:12:56,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2024-12-02 15:12:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:12:56,807 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 15:12:56,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:12:57,061 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-12-02 15:12:57,061 INFO L340 BasicCegarLoop]: Counterexample is feasible
[2024-12-02 15:12:57,062 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-12-02 15:12:57,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0
[2024-12-02 15:12:57,264 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23
[2024-12-02 15:12:57,267 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]
[2024-12-02 15:12:57,363 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-12-02 15:12:57,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:12:57 BoogieIcfgContainer
[2024-12-02 15:12:57,367 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-12-02 15:12:57,367 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-12-02 15:12:57,367 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-12-02 15:12:57,367 INFO L274 PluginConnector]: Witness Printer initialized
[2024-12-02 15:12:57,368 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:10:57" (3/4) ...
[2024-12-02 15:12:57,370 INFO L149 WitnessPrinter]: No result that supports witness generation found
[2024-12-02 15:12:57,371 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-12-02 15:12:57,372 INFO L158 Benchmark]: Toolchain (without parser) took 121128.36ms. Allocated memory was 142.6MB in the beginning and 570.4MB in the end (delta: 427.8MB). Free memory was 116.6MB in the beginning and 499.4MB in the end (delta: -382.8MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB.
[2024-12-02 15:12:57,372 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 15:12:57,372 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.44ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 99.9MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-12-02 15:12:57,372 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.38ms. Allocated memory is still 142.6MB. Free memory was 99.9MB in the beginning and 95.3MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 15:12:57,373 INFO L158 Benchmark]: Boogie Preprocessor took 58.82ms. Allocated memory is still 142.6MB. Free memory was 95.3MB in the beginning and 88.2MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 15:12:57,373 INFO L158 Benchmark]: RCFGBuilder took 579.11ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 55.6MB in the end (delta: 32.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB.
[2024-12-02 15:12:57,373 INFO L158 Benchmark]: TraceAbstraction took 120126.56ms. Allocated memory was 142.6MB in the beginning and 570.4MB in the end (delta: 427.8MB). Free memory was 55.1MB in the beginning and 499.4MB in the end (delta: -444.4MB). Peak memory consumption was 287.9MB. Max. memory is 16.1GB.
[2024-12-02 15:12:57,373 INFO L158 Benchmark]: Witness Printer took 3.82ms. Allocated memory is still 570.4MB. Free memory was 499.4MB in the beginning and 499.4MB in the end (delta: 48.6kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 15:12:57,375 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 301.44ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 99.9MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 52.38ms. Allocated memory is still 142.6MB. Free memory was 99.9MB in the beginning and 95.3MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 58.82ms. Allocated memory is still 142.6MB. Free memory was 95.3MB in the beginning and 88.2MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* RCFGBuilder took 579.11ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 55.6MB in the end (delta: 32.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB.
* TraceAbstraction took 120126.56ms. Allocated memory was 142.6MB in the beginning and 570.4MB in the end (delta: 427.8MB). Free memory was 55.1MB in the beginning and 499.4MB in the end (delta: -444.4MB). Peak memory consumption was 287.9MB. Max. memory is 16.1GB.
* Witness Printer took 3.82ms. Allocated memory is still 570.4MB. Free memory was 499.4MB in the beginning and 499.4MB in the end (delta: 48.6kB). 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: 120.0s, OverallIterations: 24, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 51.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 7305 SdHoareTripleChecker+Valid, 31.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7290 mSDsluCounter, 18972 SdHoareTripleChecker+Invalid, 28.8s 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, 41.0s 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: 1.5s AutomataMinimizationTime, 23 MinimizatonAttempts, 2842 StatesRemovedByMinimization, 22 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 61.9s 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
[2024-12-02 15:12:57,587 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process
[2024-12-02 15:12:57,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1 --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-d790fec
[2024-12-02 15:12:59,391 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 15:12:59,468 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-12-02 15:12:59,474 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 15:12:59,475 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 15:12:59,497 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 15:12:59,497 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 15:12:59,498 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 15:12:59,498 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 15:12:59,498 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 15:12:59,498 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 15:12:59,498 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 15:12:59,499 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 15:12:59,499 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 15:12:59,499 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 15:12:59,499 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 15:12:59,499 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 15:12:59,499 INFO L153 SettingsManager]: * sizeof long=4
[2024-12-02 15:12:59,499 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-12-02 15:12:59,499 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 15:12:59,499 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 15:12:59,499 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 15:12:59,500 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 15:12:59,500 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-12-02 15:12:59,500 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-12-02 15:12:59,500 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-12-02 15:12:59,500 INFO L153 SettingsManager]: * sizeof long double=12
[2024-12-02 15:12:59,500 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 15:12:59,500 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 15:12:59,500 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 15:12:59,500 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 15:12:59,500 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 15:12:59,500 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 15:12:59,501 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 15:12:59,501 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 15:12:59,501 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 15:12:59,501 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 15:12:59,501 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 15:12:59,501 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 15:12:59,501 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 15:12:59,502 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 15:12:59,502 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 15:12:59,502 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 15:12:59,502 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 15:12:59,502 INFO L153 SettingsManager]: * Trace refinement strategy=FOX
[2024-12-02 15:12:59,502 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-12-02 15:12:59,502 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 15:12:59,502 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 15:12:59,502 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 15:12:59,502 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 15:12:59,502 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_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1
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
[2024-12-02 15:12:59,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 15:12:59,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 15:12:59,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 15:12:59,753 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 15:12:59,753 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 15:12:59,759 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-31.i
[2024-12-02 15:13:02,566 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/data/fd85661f4/5eb606f8d5f14a02a4d5ef4116c4cc1f/FLAG80eab54ff
[2024-12-02 15:13:02,766 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 15:13:02,767 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-31.i
[2024-12-02 15:13:02,773 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/data/fd85661f4/5eb606f8d5f14a02a4d5ef4116c4cc1f/FLAG80eab54ff
[2024-12-02 15:13:02,784 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/data/fd85661f4/5eb606f8d5f14a02a4d5ef4116c4cc1f
[2024-12-02 15:13:02,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 15:13:02,788 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 15:13:02,790 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 15:13:02,790 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 15:13:02,795 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 15:13:02,795 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:13:02" (1/1) ...
[2024-12-02 15:13:02,796 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@633aca5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:02, skipping insertion in model container
[2024-12-02 15:13:02,796 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:13:02" (1/1) ...
[2024-12-02 15:13:02,818 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 15:13:02,946 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_b1cfaade-a8af-42ce-99ab-c7be03af42d8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-31.i[916,929]
[2024-12-02 15:13:03,017 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 15:13:03,032 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 15:13:03,042 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_b1cfaade-a8af-42ce-99ab-c7be03af42d8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-31.i[916,929]
[2024-12-02 15:13:03,080 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 15:13:03,098 INFO L204 MainTranslator]: Completed translation
[2024-12-02 15:13:03,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:03 WrapperNode
[2024-12-02 15:13:03,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 15:13:03,100 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 15:13:03,100 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 15:13:03,100 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 15:13:03,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:03" (1/1) ...
[2024-12-02 15:13:03,119 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:03" (1/1) ...
[2024-12-02 15:13:03,147 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200
[2024-12-02 15:13:03,147 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 15:13:03,148 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 15:13:03,148 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 15:13:03,148 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 15:13:03,157 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:03" (1/1) ...
[2024-12-02 15:13:03,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:03" (1/1) ...
[2024-12-02 15:13:03,160 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:03" (1/1) ...
[2024-12-02 15:13:03,170 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].
[2024-12-02 15:13:03,170 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:03" (1/1) ...
[2024-12-02 15:13:03,170 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:03" (1/1) ...
[2024-12-02 15:13:03,182 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:03" (1/1) ...
[2024-12-02 15:13:03,183 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:03" (1/1) ...
[2024-12-02 15:13:03,187 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:03" (1/1) ...
[2024-12-02 15:13:03,189 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:03" (1/1) ...
[2024-12-02 15:13:03,191 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:03" (1/1) ...
[2024-12-02 15:13:03,194 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 15:13:03,195 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 15:13:03,195 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 15:13:03,195 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 15:13:03,196 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:03" (1/1) ...
[2024-12-02 15:13:03,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 15:13:03,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 15:13:03,226 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 15:13:03,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 15:13:03,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 15:13:03,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-12-02 15:13:03,254 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-12-02 15:13:03,254 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-12-02 15:13:03,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 15:13:03,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 15:13:03,328 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 15:13:03,329 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 15:13:08,757 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live.
[2024-12-02 15:13:08,757 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 15:13:08,768 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 15:13:08,769 INFO L312 CfgBuilder]: Removed 2 assume(true) statements.
[2024-12-02 15:13:08,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:13:08 BoogieIcfgContainer
[2024-12-02 15:13:08,769 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 15:13:08,772 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 15:13:08,772 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 15:13:08,775 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 15:13:08,775 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:13:02" (1/3) ...
[2024-12-02 15:13:08,776 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67b104b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:13:08, skipping insertion in model container
[2024-12-02 15:13:08,776 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:03" (2/3) ...
[2024-12-02 15:13:08,776 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67b104b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:13:08, skipping insertion in model container
[2024-12-02 15:13:08,776 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:13:08" (3/3) ...
[2024-12-02 15:13:08,777 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-31.i
[2024-12-02 15:13:08,788 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 15:13:08,790 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.
[2024-12-02 15:13:08,836 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 15:13:08,848 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;@54d3dfb7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 15:13:08,848 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-12-02 15:13:08,852 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)
[2024-12-02 15:13:08,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169
[2024-12-02 15:13:08,862 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:13:08,863 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]
[2024-12-02 15:13:08,863 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:13:08,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:13:08,866 INFO L85 PathProgramCache]: Analyzing trace with hash 574522622, now seen corresponding path program 1 times
[2024-12-02 15:13:08,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 15:13:08,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [26089759]
[2024-12-02 15:13:08,876 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:13:08,876 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
[2024-12-02 15:13:08,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 15:13:08,878 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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)
[2024-12-02 15:13:08,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:13:09,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:13:09,459 INFO L256 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-12-02 15:13:09,469 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 15:13:09,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked.
[2024-12-02 15:13:09,508 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 15:13:09,509 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 15:13:09,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [26089759]
[2024-12-02 15:13:09,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [26089759] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:13:09,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:13:09,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 15:13:09,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171994024]
[2024-12-02 15:13:09,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:13:09,515 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-12-02 15:13:09,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 15:13:09,529 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-12-02 15:13:09,530 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 15:13:09,531 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)
[2024-12-02 15:13:09,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:13:09,558 INFO L93 Difference]: Finished difference Result 161 states and 284 transitions.
[2024-12-02 15:13:09,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-12-02 15:13:09,559 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
[2024-12-02 15:13:09,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:13:09,565 INFO L225 Difference]: With dead ends: 161
[2024-12-02 15:13:09,565 INFO L226 Difference]: Without dead ends: 80
[2024-12-02 15:13:09,569 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
[2024-12-02 15:13:09,571 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
[2024-12-02 15:13:09,572 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]
[2024-12-02 15:13:09,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states.
[2024-12-02 15:13:09,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80.
[2024-12-02 15:13:09,602 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)
[2024-12-02 15:13:09,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 125 transitions.
[2024-12-02 15:13:09,608 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 125 transitions. Word has length 168
[2024-12-02 15:13:09,609 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:13:09,609 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 125 transitions.
[2024-12-02 15:13:09,609 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)
[2024-12-02 15:13:09,609 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 125 transitions.
[2024-12-02 15:13:09,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169
[2024-12-02 15:13:09,612 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:13:09,612 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]
[2024-12-02 15:13:09,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:13:09,813 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:13:09,813 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:13:09,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:13:09,814 INFO L85 PathProgramCache]: Analyzing trace with hash -151441082, now seen corresponding path program 1 times
[2024-12-02 15:13:09,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 15:13:09,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1474619319]
[2024-12-02 15:13:09,815 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:13:09,815 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
[2024-12-02 15:13:09,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 15:13:09,817 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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)
[2024-12-02 15:13:09,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:13:10,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:13:10,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-12-02 15:13:10,390 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 15:13:11,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:13:11,568 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 15:13:11,568 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 15:13:11,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1474619319]
[2024-12-02 15:13:11,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1474619319] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:13:11,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:13:11,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 15:13:11,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676108975]
[2024-12-02 15:13:11,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:13:11,570 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 15:13:11,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 15:13:11,571 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 15:13:11,571 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 15:13:11,572 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)
[2024-12-02 15:13:13,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:13:17,304 WARN L539 Checker$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 []
[2024-12-02 15:13:19,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:13:24,007 WARN L539 Checker$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 []
[2024-12-02 15:13:28,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:13:28,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:13:28,015 INFO L93 Difference]: Finished difference Result 276 states and 432 transitions.
[2024-12-02 15:13:28,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-12-02 15:13:28,049 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
[2024-12-02 15:13:28,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:13:28,052 INFO L225 Difference]: With dead ends: 276
[2024-12-02 15:13:28,052 INFO L226 Difference]: Without dead ends: 199
[2024-12-02 15:13:28,053 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
[2024-12-02 15:13:28,053 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 131 mSDsluCounter, 244 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 64 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s 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, 16.4s IncrementalHoareTripleChecker+Time
[2024-12-02 15:13:28,053 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 387 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 29 Invalid, 3 Unknown, 0 Unchecked, 16.4s Time]
[2024-12-02 15:13:28,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states.
[2024-12-02 15:13:28,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 148.
[2024-12-02 15:13:28,072 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)
[2024-12-02 15:13:28,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 228 transitions.
[2024-12-02 15:13:28,074 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 228 transitions. Word has length 168
[2024-12-02 15:13:28,074 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:13:28,074 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 228 transitions.
[2024-12-02 15:13:28,074 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)
[2024-12-02 15:13:28,074 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 228 transitions.
[2024-12-02 15:13:28,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170
[2024-12-02 15:13:28,076 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:13:28,076 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]
[2024-12-02 15:13:28,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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)] Ended with exit code 0
[2024-12-02 15:13:28,277 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:13:28,277 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:13:28,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:13:28,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1915845650, now seen corresponding path program 1 times
[2024-12-02 15:13:28,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 15:13:28,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [878403800]
[2024-12-02 15:13:28,279 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:13:28,279 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
[2024-12-02 15:13:28,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 15:13:28,281 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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)
[2024-12-02 15:13:28,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:13:28,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:13:28,802 INFO L256 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-12-02 15:13:28,806 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 15:13:30,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:13:30,161 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 15:13:30,161 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 15:13:30,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [878403800]
[2024-12-02 15:13:30,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [878403800] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:13:30,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:13:30,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-12-02 15:13:30,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521102703]
[2024-12-02 15:13:30,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:13:30,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-12-02 15:13:30,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 15:13:30,163 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-12-02 15:13:30,164 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-12-02 15:13:30,164 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)
[2024-12-02 15:13:34,559 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 []
[2024-12-02 15:13:38,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:13:43,045 WARN L539 Checker$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 []
[2024-12-02 15:13:47,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:13:50,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.98s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:13:50,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:13:50,474 INFO L93 Difference]: Finished difference Result 538 states and 835 transitions.
[2024-12-02 15:13:50,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-12-02 15:13:50,475 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
[2024-12-02 15:13:50,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:13:50,477 INFO L225 Difference]: With dead ends: 538
[2024-12-02 15:13:50,477 INFO L226 Difference]: Without dead ends: 393
[2024-12-02 15:13:50,478 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
[2024-12-02 15:13:50,479 INFO L435 NwaCegarLoop]: 193 mSDtfsCounter, 192 mSDsluCounter, 404 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 59 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.0s 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, 20.2s IncrementalHoareTripleChecker+Time
[2024-12-02 15:13:50,479 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 597 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 40 Invalid, 4 Unknown, 0 Unchecked, 20.2s Time]
[2024-12-02 15:13:50,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states.
[2024-12-02 15:13:50,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 262.
[2024-12-02 15:13:50,529 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)
[2024-12-02 15:13:50,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 402 transitions.
[2024-12-02 15:13:50,533 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 402 transitions. Word has length 169
[2024-12-02 15:13:50,534 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:13:50,534 INFO L471 AbstractCegarLoop]: Abstraction has 262 states and 402 transitions.
[2024-12-02 15:13:50,534 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)
[2024-12-02 15:13:50,535 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 402 transitions.
[2024-12-02 15:13:50,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170
[2024-12-02 15:13:50,537 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:13:50,537 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]
[2024-12-02 15:13:50,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:13:50,738 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:13:50,738 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:13:50,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:13:50,739 INFO L85 PathProgramCache]: Analyzing trace with hash 894777296, now seen corresponding path program 1 times
[2024-12-02 15:13:50,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 15:13:50,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [635115856]
[2024-12-02 15:13:50,739 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:13:50,739 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
[2024-12-02 15:13:50,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 15:13:50,741 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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)
[2024-12-02 15:13:50,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:13:51,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:13:51,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 9 conjuncts are in the unsatisfiable core
[2024-12-02 15:13:51,268 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 15:13:53,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 637 proven. 90 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked.
[2024-12-02 15:13:53,109 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 15:13:54,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 27 proven. 48 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked.
[2024-12-02 15:13:54,233 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 15:13:54,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [635115856]
[2024-12-02 15:13:54,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [635115856] provided 0 perfect and 2 imperfect interpolant sequences
[2024-12-02 15:13:54,233 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-12-02 15:13:54,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 14
[2024-12-02 15:13:54,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385039354]
[2024-12-02 15:13:54,234 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-12-02 15:13:54,235 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2024-12-02 15:13:54,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 15:13:54,235 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2024-12-02 15:13:54,236 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182
[2024-12-02 15:13:54,236 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)
[2024-12-02 15:14:00,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.74s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:14:03,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:14:08,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:14:11,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:14:12,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:14:12,329 INFO L93 Difference]: Finished difference Result 774 states and 1137 transitions.
[2024-12-02 15:14:12,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states.
[2024-12-02 15:14:12,330 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
[2024-12-02 15:14:12,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:14:12,334 INFO L225 Difference]: With dead ends: 774
[2024-12-02 15:14:12,334 INFO L226 Difference]: Without dead ends: 563
[2024-12-02 15:14:12,335 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 364 GetRequests, 327 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 362 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=338, Invalid=1068, Unknown=0, NotChecked=0, Total=1406
[2024-12-02 15:14:12,336 INFO L435 NwaCegarLoop]: 141 mSDtfsCounter, 379 mSDsluCounter, 527 mSDsCounter, 0 mSdLazyCounter, 630 mSolverCounterSat, 219 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 390 SdHoareTripleChecker+Valid, 668 SdHoareTripleChecker+Invalid, 850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 630 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time
[2024-12-02 15:14:12,336 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [390 Valid, 668 Invalid, 850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 630 Invalid, 1 Unknown, 0 Unchecked, 16.7s Time]
[2024-12-02 15:14:12,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states.
[2024-12-02 15:14:12,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 303.
[2024-12-02 15:14:12,388 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)
[2024-12-02 15:14:12,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 439 transitions.
[2024-12-02 15:14:12,392 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 439 transitions. Word has length 169
[2024-12-02 15:14:12,392 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:14:12,392 INFO L471 AbstractCegarLoop]: Abstraction has 303 states and 439 transitions.
[2024-12-02 15:14:12,393 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)
[2024-12-02 15:14:12,393 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 439 transitions.
[2024-12-02 15:14:12,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-12-02 15:14:12,395 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:14:12,395 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]
[2024-12-02 15:14:12,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:14:12,596 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:14:12,596 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:14:12,597 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:14:12,597 INFO L85 PathProgramCache]: Analyzing trace with hash 790693865, now seen corresponding path program 1 times
[2024-12-02 15:14:12,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 15:14:12,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1946742742]
[2024-12-02 15:14:12,597 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:14:12,597 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
[2024-12-02 15:14:12,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 15:14:12,599 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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)
[2024-12-02 15:14:12,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:14:13,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:14:13,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 6 conjuncts are in the unsatisfiable core
[2024-12-02 15:14:13,089 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 15:14:14,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 213 proven. 69 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked.
[2024-12-02 15:14:14,421 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 15:14:15,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked.
[2024-12-02 15:14:15,559 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 15:14:15,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1946742742]
[2024-12-02 15:14:15,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1946742742] provided 0 perfect and 2 imperfect interpolant sequences
[2024-12-02 15:14:15,559 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-12-02 15:14:15,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11
[2024-12-02 15:14:15,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066195387]
[2024-12-02 15:14:15,559 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-12-02 15:14:15,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2024-12-02 15:14:15,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 15:14:15,560 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2024-12-02 15:14:15,560 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110
[2024-12-02 15:14:15,561 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)
[2024-12-02 15:14:21,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0]
[2024-12-02 15:14:25,176 WARN L539 Checker$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 [0]
[2024-12-02 15:14:28,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.43s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0]
[2024-12-02 15:14:29,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:14:29,045 INFO L93 Difference]: Finished difference Result 615 states and 874 transitions.
[2024-12-02 15:14:29,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2024-12-02 15:14:29,086 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
[2024-12-02 15:14:29,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:14:29,088 INFO L225 Difference]: With dead ends: 615
[2024-12-02 15:14:29,088 INFO L226 Difference]: Without dead ends: 371
[2024-12-02 15:14:29,089 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 328 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240
[2024-12-02 15:14:29,090 INFO L435 NwaCegarLoop]: 94 mSDtfsCounter, 181 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 365 SdHoareTripleChecker+Invalid, 320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 310 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time
[2024-12-02 15:14:29,090 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 365 Invalid, 320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 310 Invalid, 1 Unknown, 0 Unchecked, 13.2s Time]
[2024-12-02 15:14:29,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states.
[2024-12-02 15:14:29,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 326.
[2024-12-02 15:14:29,132 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)
[2024-12-02 15:14:29,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 461 transitions.
[2024-12-02 15:14:29,135 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 461 transitions. Word has length 170
[2024-12-02 15:14:29,136 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:14:29,136 INFO L471 AbstractCegarLoop]: Abstraction has 326 states and 461 transitions.
[2024-12-02 15:14:29,136 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)
[2024-12-02 15:14:29,136 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 461 transitions.
[2024-12-02 15:14:29,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-12-02 15:14:29,138 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:14:29,138 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]
[2024-12-02 15:14:29,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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)] Ended with exit code 0
[2024-12-02 15:14:29,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:14:29,339 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:14:29,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:14:29,339 INFO L85 PathProgramCache]: Analyzing trace with hash 397666855, now seen corresponding path program 1 times
[2024-12-02 15:14:29,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 15:14:29,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1831282296]
[2024-12-02 15:14:29,340 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:14:29,340 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
[2024-12-02 15:14:29,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 15:14:29,342 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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)
[2024-12-02 15:14:29,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:14:29,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:14:29,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 6 conjuncts are in the unsatisfiable core
[2024-12-02 15:14:29,837 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 15:14:31,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:14:31,239 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 15:14:31,240 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 15:14:31,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1831282296]
[2024-12-02 15:14:31,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1831282296] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:14:31,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:14:31,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-12-02 15:14:31,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174534668]
[2024-12-02 15:14:31,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:14:31,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-12-02 15:14:31,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 15:14:31,241 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-12-02 15:14:31,241 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2024-12-02 15:14:31,241 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)
[2024-12-02 15:14:35,820 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 []
[2024-12-02 15:14:37,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:14:41,956 WARN L539 Checker$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 []
[2024-12-02 15:14:42,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:14:42,839 INFO L93 Difference]: Finished difference Result 765 states and 1084 transitions.
[2024-12-02 15:14:42,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2024-12-02 15:14:42,840 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
[2024-12-02 15:14:42,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:14:42,842 INFO L225 Difference]: With dead ends: 765
[2024-12-02 15:14:42,842 INFO L226 Difference]: Without dead ends: 502
[2024-12-02 15:14:42,843 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182
[2024-12-02 15:14:42,844 INFO L435 NwaCegarLoop]: 182 mSDtfsCounter, 241 mSDsluCounter, 582 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 166 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s 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, 11.2s IncrementalHoareTripleChecker+Time
[2024-12-02 15:14:42,844 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 764 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 126 Invalid, 2 Unknown, 0 Unchecked, 11.2s Time]
[2024-12-02 15:14:42,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states.
[2024-12-02 15:14:42,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 358.
[2024-12-02 15:14:42,899 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)
[2024-12-02 15:14:42,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 508 transitions.
[2024-12-02 15:14:42,902 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 508 transitions. Word has length 170
[2024-12-02 15:14:42,902 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:14:42,902 INFO L471 AbstractCegarLoop]: Abstraction has 358 states and 508 transitions.
[2024-12-02 15:14:42,902 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)
[2024-12-02 15:14:42,902 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 508 transitions.
[2024-12-02 15:14:42,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-12-02 15:14:42,904 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:14:42,904 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]
[2024-12-02 15:14:42,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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)] Ended with exit code 0
[2024-12-02 15:14:43,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:14:43,105 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:14:43,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:14:43,105 INFO L85 PathProgramCache]: Analyzing trace with hash 454925157, now seen corresponding path program 1 times
[2024-12-02 15:14:43,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 15:14:43,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [713714362]
[2024-12-02 15:14:43,106 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:14:43,106 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
[2024-12-02 15:14:43,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 15:14:43,108 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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)
[2024-12-02 15:14:43,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:14:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:14:43,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 12 conjuncts are in the unsatisfiable core
[2024-12-02 15:14:43,642 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 15:14:47,469 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 213 proven. 69 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked.
[2024-12-02 15:14:47,470 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 15:14:50,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:14:50,239 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 15:14:50,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [713714362]
[2024-12-02 15:14:50,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [713714362] provided 1 perfect and 1 imperfect interpolant sequences
[2024-12-02 15:14:50,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-12-02 15:14:50,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 15
[2024-12-02 15:14:50,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296571597]
[2024-12-02 15:14:50,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:14:50,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-12-02 15:14:50,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 15:14:50,240 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-12-02 15:14:50,241 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210
[2024-12-02 15:14:50,241 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)
[2024-12-02 15:14:55,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1]
[2024-12-02 15:14:59,992 WARN L539 Checker$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]
[2024-12-02 15:15:02,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1]
[2024-12-02 15:15:02,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:15:02,526 INFO L93 Difference]: Finished difference Result 654 states and 930 transitions.
[2024-12-02 15:15:02,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-12-02 15:15:02,527 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
[2024-12-02 15:15:02,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:15:02,531 INFO L225 Difference]: With dead ends: 654
[2024-12-02 15:15:02,531 INFO L226 Difference]: Without dead ends: 390
[2024-12-02 15:15:02,532 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 325 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272
[2024-12-02 15:15:02,533 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 50 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s 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, 11.8s IncrementalHoareTripleChecker+Time
[2024-12-02 15:15:02,533 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 323 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 63 Invalid, 2 Unknown, 0 Unchecked, 11.8s Time]
[2024-12-02 15:15:02,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states.
[2024-12-02 15:15:02,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 367.
[2024-12-02 15:15:02,593 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)
[2024-12-02 15:15:02,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 520 transitions.
[2024-12-02 15:15:02,596 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 520 transitions. Word has length 170
[2024-12-02 15:15:02,597 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:15:02,597 INFO L471 AbstractCegarLoop]: Abstraction has 367 states and 520 transitions.
[2024-12-02 15:15:02,597 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)
[2024-12-02 15:15:02,597 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 520 transitions.
[2024-12-02 15:15:02,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-12-02 15:15:02,598 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:15:02,599 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]
[2024-12-02 15:15:02,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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)] Ended with exit code 0
[2024-12-02 15:15:02,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:15:02,799 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:15:02,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:15:02,800 INFO L85 PathProgramCache]: Analyzing trace with hash -2065034777, now seen corresponding path program 1 times
[2024-12-02 15:15:02,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 15:15:02,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [144894267]
[2024-12-02 15:15:02,800 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:15:02,801 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
[2024-12-02 15:15:02,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 15:15:02,802 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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)
[2024-12-02 15:15:02,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:15:03,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:15:03,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 19 conjuncts are in the unsatisfiable core
[2024-12-02 15:15:03,583 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 15:15:10,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 655 proven. 153 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked.
[2024-12-02 15:15:10,234 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 15:15:23,549 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 15:15:23,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [144894267]
[2024-12-02 15:15:23,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [144894267] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 15:15:23,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [583456496]
[2024-12-02 15:15:23,549 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:15:23,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt
[2024-12-02 15:15:23,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/cvc4
[2024-12-02 15:15:23,551 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null)
[2024-12-02 15:15:23,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process
[2024-12-02 15:15:24,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:15:24,821 INFO L256 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 11 conjuncts are in the unsatisfiable core
[2024-12-02 15:15:24,824 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 15:15:30,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 213 proven. 69 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked.
[2024-12-02 15:15:30,859 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 15:15:38,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [583456496] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 15:15:38,091 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-12-02 15:15:38,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 10] total 21
[2024-12-02 15:15:38,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145730172]
[2024-12-02 15:15:38,091 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-12-02 15:15:38,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states
[2024-12-02 15:15:38,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 15:15:38,092 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants.
[2024-12-02 15:15:38,093 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=781, Unknown=0, NotChecked=0, Total=930
[2024-12-02 15:15:38,093 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)
[2024-12-02 15:15:55,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:15:59,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:16:01,067 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0]
[2024-12-02 15:16:04,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:16:09,331 WARN L539 Checker$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 []
[2024-12-02 15:16:12,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:16:13,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:16:13,049 INFO L93 Difference]: Finished difference Result 671 states and 942 transitions.
[2024-12-02 15:16:13,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states.
[2024-12-02 15:16:13,050 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
[2024-12-02 15:16:13,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:16:13,053 INFO L225 Difference]: With dead ends: 671
[2024-12-02 15:16:13,053 INFO L226 Difference]: Without dead ends: 400
[2024-12-02 15:16:13,056 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 408 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 771 ImplicationChecksByTransitivity, 26.3s TimeCoverageRelationStatistics Valid=517, Invalid=2453, Unknown=0, NotChecked=0, Total=2970
[2024-12-02 15:16:13,056 INFO L435 NwaCegarLoop]: 80 mSDtfsCounter, 307 mSDsluCounter, 855 mSDsCounter, 0 mSdLazyCounter, 1066 mSolverCounterSat, 65 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 307 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 1134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 1066 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.2s IncrementalHoareTripleChecker+Time
[2024-12-02 15:16:13,057 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [307 Valid, 935 Invalid, 1134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 1066 Invalid, 3 Unknown, 0 Unchecked, 28.2s Time]
[2024-12-02 15:16:13,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states.
[2024-12-02 15:16:13,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 366.
[2024-12-02 15:16:13,091 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)
[2024-12-02 15:16:13,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 518 transitions.
[2024-12-02 15:16:13,093 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 518 transitions. Word has length 170
[2024-12-02 15:16:13,093 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:16:13,093 INFO L471 AbstractCegarLoop]: Abstraction has 366 states and 518 transitions.
[2024-12-02 15:16:13,093 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)
[2024-12-02 15:16:13,094 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 518 transitions.
[2024-12-02 15:16:13,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-12-02 15:16:13,095 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:16:13,095 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]
[2024-12-02 15:16:13,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0
[2024-12-02 15:16:13,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:16:13,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:16:13,496 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:16:13,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:16:13,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1797608167, now seen corresponding path program 1 times
[2024-12-02 15:16:13,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 15:16:13,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [968341339]
[2024-12-02 15:16:13,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:16:13,497 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
[2024-12-02 15:16:13,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 15:16:13,499 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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)
[2024-12-02 15:16:13,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:16:13,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:16:13,991 INFO L256 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 8 conjuncts are in the unsatisfiable core
[2024-12-02 15:16:13,994 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 15:16:15,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.
[2024-12-02 15:16:15,676 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 15:16:15,676 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 15:16:15,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [968341339]
[2024-12-02 15:16:15,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [968341339] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:16:15,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:16:15,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2024-12-02 15:16:15,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114250396]
[2024-12-02 15:16:15,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:16:15,677 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-12-02 15:16:15,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 15:16:15,678 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-12-02 15:16:15,678 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2024-12-02 15:16:15,678 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)
[2024-12-02 15:16:20,499 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 []
[2024-12-02 15:16:24,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:16:28,507 WARN L539 Checker$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 []
[2024-12-02 15:16:32,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:16:34,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:16:38,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:16:42,873 WARN L539 Checker$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 []
[2024-12-02 15:16:45,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.98s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 15:16:45,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:16:45,952 INFO L93 Difference]: Finished difference Result 784 states and 1107 transitions.
[2024-12-02 15:16:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2024-12-02 15:16:45,953 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
[2024-12-02 15:16:45,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:16:45,955 INFO L225 Difference]: With dead ends: 784
[2024-12-02 15:16:45,955 INFO L226 Difference]: Without dead ends: 513
[2024-12-02 15:16:45,955 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210
[2024-12-02 15:16:45,956 INFO L435 NwaCegarLoop]: 183 mSDtfsCounter, 270 mSDsluCounter, 553 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 68 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 736 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.8s IncrementalHoareTripleChecker+Time
[2024-12-02 15:16:45,956 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [270 Valid, 736 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 120 Invalid, 6 Unknown, 0 Unchecked, 29.8s Time]
[2024-12-02 15:16:45,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states.
[2024-12-02 15:16:45,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 366.
[2024-12-02 15:16:45,989 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)
[2024-12-02 15:16:45,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 516 transitions.
[2024-12-02 15:16:45,991 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 516 transitions. Word has length 170
[2024-12-02 15:16:45,991 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:16:45,991 INFO L471 AbstractCegarLoop]: Abstraction has 366 states and 516 transitions.
[2024-12-02 15:16:45,991 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)
[2024-12-02 15:16:45,992 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 516 transitions.
[2024-12-02 15:16:45,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-12-02 15:16:45,993 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:16:45,993 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]
[2024-12-02 15:16:46,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:16:46,193 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:16:46,193 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:16:46,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:16:46,194 INFO L85 PathProgramCache]: Analyzing trace with hash 22600805, now seen corresponding path program 1 times
[2024-12-02 15:16:46,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 15:16:46,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1578292601]
[2024-12-02 15:16:46,194 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:16:46,194 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
[2024-12-02 15:16:46,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 15:16:46,196 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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)
[2024-12-02 15:16:46,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1cfaade-a8af-42ce-99ab-c7be03af42d8/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:16:46,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:16:46,752 INFO L256 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 47 conjuncts are in the unsatisfiable core
[2024-12-02 15:16:46,762 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 15:17:32,910 WARN L286 SmtUtils]: Spent 8.35s 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)
[2024-12-02 15:18:19,269 WARN L286 SmtUtils]: Spent 17.47s 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)
[2024-12-02 15:19:10,846 WARN L286 SmtUtils]: Spent 19.73s 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)
[2024-12-02 15:20:04,957 WARN L286 SmtUtils]: Spent 21.16s 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)
[2024-12-02 15:21:22,395 WARN L286 SmtUtils]: Spent 20.10s 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)
[2024-12-02 15:22:24,141 WARN L286 SmtUtils]: Spent 20.15s 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)
[2024-12-02 15:23:44,773 WARN L286 SmtUtils]: Spent 21.81s on a formula simplification that was a NOOP. DAG size: 75 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)
[2024-12-02 15:24:49,141 WARN L286 SmtUtils]: Spent 22.98s on a formula simplification that was a NOOP. DAG size: 78 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)