./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-22.i --full-output --architecture 32bit


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


Checking for ERROR reachability
Using default analysis
Version 826ab2ba
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd --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 101fbb34b2498d242822fcc62430a6f25e55677b94935955c435faee9e4e1497
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-826ab2b
[2024-11-13 12:44:17,967 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-13 12:44:18,063 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-11-13 12:44:18,072 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-13 12:44:18,073 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-13 12:44:18,112 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-13 12:44:18,115 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-13 12:44:18,116 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-13 12:44:18,118 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-13 12:44:18,118 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-11-13 12:44:18,118 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-13 12:44:18,118 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-13 12:44:18,118 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-13 12:44:18,119 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-13 12:44:18,119 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-11-13 12:44:18,119 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-13 12:44:18,119 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-11-13 12:44:18,119 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-11-13 12:44:18,119 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-11-13 12:44:18,119 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-11-13 12:44:18,119 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-13 12:44:18,119 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-11-13 12:44:18,119 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-13 12:44:18,120 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-11-13 12:44:18,120 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-11-13 12:44:18,120 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-11-13 12:44:18,122 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-11-13 12:44:18,122 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-13 12:44:18,122 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-13 12:44:18,122 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-11-13 12:44:18,122 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-11-13 12:44:18,122 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-11-13 12:44:18,123 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-13 12:44:18,123 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-13 12:44:18,123 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-13 12:44:18,123 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-13 12:44:18,124 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-11-13 12:44:18,124 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-13 12:44:18,124 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-13 12:44:18,124 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-13 12:44:18,124 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-11-13 12:44:18,124 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-13 12:44:18,125 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_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd
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 -> 101fbb34b2498d242822fcc62430a6f25e55677b94935955c435faee9e4e1497
[2024-11-13 12:44:18,457 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-13 12:44:18,467 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-13 12:44:18,471 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-13 12:44:18,472 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-13 12:44:18,472 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-13 12:44:18,475 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-22.i
Unable to find full path for "g++"
[2024-11-13 12:44:20,491 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-11-13 12:44:20,862 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-13 12:44:20,862 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-22.i
[2024-11-13 12:44:20,877 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/data/a737756d2/add4c8a094f34dddbaedf56ae0f850f5/FLAG618e1ccb1
[2024-11-13 12:44:20,899 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/data/a737756d2/add4c8a094f34dddbaedf56ae0f850f5
[2024-11-13 12:44:20,902 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-13 12:44:20,903 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-13 12:44:20,905 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-13 12:44:20,906 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-13 12:44:20,910 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-13 12:44:20,911 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:44:20" (1/1) ...
[2024-11-13 12:44:20,914 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72499d74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:20, skipping insertion in model container
[2024-11-13 12:44:20,914 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:44:20" (1/1) ...
[2024-11-13 12:44:20,939 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-13 12:44:21,110 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_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-22.i[915,928]
[2024-11-13 12:44:21,214 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-13 12:44:21,226 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-13 12:44:21,238 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_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-22.i[915,928]
[2024-11-13 12:44:21,281 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-13 12:44:21,301 INFO  L204         MainTranslator]: Completed translation
[2024-11-13 12:44:21,301 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:21 WrapperNode
[2024-11-13 12:44:21,302 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-13 12:44:21,303 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-13 12:44:21,304 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-13 12:44:21,304 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-13 12:44:21,311 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:21" (1/1) ...
[2024-11-13 12:44:21,327 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:21" (1/1) ...
[2024-11-13 12:44:21,390 INFO  L138                Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 168
[2024-11-13 12:44:21,390 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-13 12:44:21,391 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-13 12:44:21,391 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-13 12:44:21,391 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-13 12:44:21,400 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:21" (1/1) ...
[2024-11-13 12:44:21,400 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:21" (1/1) ...
[2024-11-13 12:44:21,404 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:21" (1/1) ...
[2024-11-13 12:44:21,427 INFO  L175           MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-13 12:44:21,431 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:21" (1/1) ...
[2024-11-13 12:44:21,431 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:21" (1/1) ...
[2024-11-13 12:44:21,448 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:21" (1/1) ...
[2024-11-13 12:44:21,454 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:21" (1/1) ...
[2024-11-13 12:44:21,458 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:21" (1/1) ...
[2024-11-13 12:44:21,463 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:21" (1/1) ...
[2024-11-13 12:44:21,468 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-13 12:44:21,471 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-13 12:44:21,471 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-13 12:44:21,471 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-13 12:44:21,472 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:21" (1/1) ...
[2024-11-13 12:44:21,482 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-13 12:44:21,496 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3
[2024-11-13 12:44:21,511 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-13 12:44:21,518 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-13 12:44:21,540 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-13 12:44:21,540 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-13 12:44:21,541 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-13 12:44:21,541 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-13 12:44:21,541 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-13 12:44:21,542 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-13 12:44:21,648 INFO  L238             CfgBuilder]: Building ICFG
[2024-11-13 12:44:21,650 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-13 12:44:22,147 INFO  L?                        ?]: Removed 16 outVars from TransFormulas that were not future-live.
[2024-11-13 12:44:22,147 INFO  L287             CfgBuilder]: Performing block encoding
[2024-11-13 12:44:22,161 INFO  L311             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-13 12:44:22,162 INFO  L316             CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-13 12:44:22,163 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:44:22 BoogieIcfgContainer
[2024-11-13 12:44:22,163 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-13 12:44:22,165 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-13 12:44:22,166 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-11-13 12:44:22,170 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-11-13 12:44:22,170 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 12:44:20" (1/3) ...
[2024-11-13 12:44:22,171 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bba4652 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:44:22, skipping insertion in model container
[2024-11-13 12:44:22,171 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:21" (2/3) ...
[2024-11-13 12:44:22,172 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bba4652 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:44:22, skipping insertion in model container
[2024-11-13 12:44:22,172 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:44:22" (3/3) ...
[2024-11-13 12:44:22,174 INFO  L112   eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-22.i
[2024-11-13 12:44:22,190 INFO  L217   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-13 12:44:22,191 INFO  L154   ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-22.i that has 2 procedures, 73 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-11-13 12:44:22,249 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-13 12:44:22,262 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;@4197237d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-13 12:44:22,262 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-13 12:44:22,268 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 73 states, 47 states have (on average 1.3404255319148937) internal successors, (63), 48 states have internal predecessors, (63), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23)
[2024-11-13 12:44:22,284 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 152
[2024-11-13 12:44:22,284 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-13 12:44:22,285 INFO  L215           NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 12:44:22,285 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 12:44:22,300 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 12:44:22,301 INFO  L85        PathProgramCache]: Analyzing trace with hash 1582999522, now seen corresponding path program 1 times
[2024-11-13 12:44:22,309 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 12:44:22,310 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566479383]
[2024-11-13 12:44:22,310 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 12:44:22,311 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 12:44:22,470 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,646 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-13 12:44:22,650 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,655 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-13 12:44:22,657 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,662 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-13 12:44:22,668 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,671 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-13 12:44:22,680 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,688 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27
[2024-11-13 12:44:22,690 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,695 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-13 12:44:22,701 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,708 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38
[2024-11-13 12:44:22,710 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,714 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-13 12:44:22,716 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,719 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49
[2024-11-13 12:44:22,721 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,723 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2024-11-13 12:44:22,725 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,729 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2024-11-13 12:44:22,731 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,733 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65
[2024-11-13 12:44:22,735 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,738 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71
[2024-11-13 12:44:22,740 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,742 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76
[2024-11-13 12:44:22,744 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,747 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2024-11-13 12:44:22,749 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,752 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2024-11-13 12:44:22,754 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,756 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93
[2024-11-13 12:44:22,758 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,761 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98
[2024-11-13 12:44:22,763 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,766 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2024-11-13 12:44:22,768 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,771 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110
[2024-11-13 12:44:22,773 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,775 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116
[2024-11-13 12:44:22,778 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,780 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122
[2024-11-13 12:44:22,782 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,785 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127
[2024-11-13 12:44:22,788 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:22,796 INFO  L134       CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked.
[2024-11-13 12:44:22,796 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-13 12:44:22,796 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566479383]
[2024-11-13 12:44:22,797 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566479383] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-13 12:44:22,797 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-13 12:44:22,797 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-13 12:44:22,799 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890500767]
[2024-11-13 12:44:22,799 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-13 12:44:22,803 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-13 12:44:22,804 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-13 12:44:22,829 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-13 12:44:22,829 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-13 12:44:22,832 INFO  L87              Difference]: Start difference. First operand  has 73 states, 47 states have (on average 1.3404255319148937) internal successors, (63), 48 states have internal predecessors, (63), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand  has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23)
[2024-11-13 12:44:22,866 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 12:44:22,866 INFO  L93              Difference]: Finished difference Result 143 states and 238 transitions.
[2024-11-13 12:44:22,867 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-11-13 12:44:22,868 INFO  L78                 Accepts]: Start accepts. Automaton has  has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 151
[2024-11-13 12:44:22,869 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 12:44:22,876 INFO  L225             Difference]: With dead ends: 143
[2024-11-13 12:44:22,876 INFO  L226             Difference]: Without dead ends: 69
[2024-11-13 12:44:22,882 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-13 12:44:22,886 INFO  L432           NwaCegarLoop]: 105 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, 105 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-13 12:44:22,887 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-13 12:44:22,903 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 69 states.
[2024-11-13 12:44:22,923 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69.
[2024-11-13 12:44:22,924 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 69 states, 44 states have (on average 1.25) internal successors, (55), 44 states have internal predecessors, (55), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23)
[2024-11-13 12:44:22,929 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 101 transitions.
[2024-11-13 12:44:22,931 INFO  L78                 Accepts]: Start accepts. Automaton has 69 states and 101 transitions. Word has length 151
[2024-11-13 12:44:22,931 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-13 12:44:22,931 INFO  L471      AbstractCegarLoop]: Abstraction has 69 states and 101 transitions.
[2024-11-13 12:44:22,931 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23)
[2024-11-13 12:44:22,932 INFO  L276                IsEmpty]: Start isEmpty. Operand 69 states and 101 transitions.
[2024-11-13 12:44:22,935 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 152
[2024-11-13 12:44:22,935 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-13 12:44:22,935 INFO  L215           NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 12:44:22,936 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-13 12:44:22,936 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 12:44:22,936 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 12:44:22,937 INFO  L85        PathProgramCache]: Analyzing trace with hash 579021672, now seen corresponding path program 1 times
[2024-11-13 12:44:22,937 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 12:44:22,937 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761884391]
[2024-11-13 12:44:22,937 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 12:44:22,937 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 12:44:23,081 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,681 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-13 12:44:23,685 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,690 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-13 12:44:23,695 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,702 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-13 12:44:23,704 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,712 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-13 12:44:23,718 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,721 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27
[2024-11-13 12:44:23,727 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,734 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-13 12:44:23,736 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,742 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38
[2024-11-13 12:44:23,743 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,746 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-13 12:44:23,749 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,754 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49
[2024-11-13 12:44:23,756 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,761 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2024-11-13 12:44:23,764 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,771 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2024-11-13 12:44:23,773 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,780 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65
[2024-11-13 12:44:23,784 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,787 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71
[2024-11-13 12:44:23,791 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,794 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76
[2024-11-13 12:44:23,796 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,803 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2024-11-13 12:44:23,806 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,809 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2024-11-13 12:44:23,811 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,815 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93
[2024-11-13 12:44:23,817 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,820 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98
[2024-11-13 12:44:23,826 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,831 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2024-11-13 12:44:23,834 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,840 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110
[2024-11-13 12:44:23,844 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,849 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116
[2024-11-13 12:44:23,853 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,856 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122
[2024-11-13 12:44:23,862 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,865 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127
[2024-11-13 12:44:23,867 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:23,874 INFO  L134       CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked.
[2024-11-13 12:44:23,875 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-13 12:44:23,875 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761884391]
[2024-11-13 12:44:23,875 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761884391] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-13 12:44:23,875 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-13 12:44:23,875 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-13 12:44:23,875 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556988996]
[2024-11-13 12:44:23,875 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-13 12:44:23,876 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-13 12:44:23,877 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-13 12:44:23,877 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-13 12:44:23,877 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-13 12:44:23,878 INFO  L87              Difference]: Start difference. First operand 69 states and 101 transitions. Second operand  has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23)
[2024-11-13 12:44:24,132 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 12:44:24,132 INFO  L93              Difference]: Finished difference Result 135 states and 199 transitions.
[2024-11-13 12:44:24,133 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-11-13 12:44:24,133 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 151
[2024-11-13 12:44:24,134 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 12:44:24,135 INFO  L225             Difference]: With dead ends: 135
[2024-11-13 12:44:24,135 INFO  L226             Difference]: Without dead ends: 69
[2024-11-13 12:44:24,136 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-11-13 12:44:24,138 INFO  L432           NwaCegarLoop]: 96 mSDtfsCounter, 88 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2024-11-13 12:44:24,139 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 96 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2024-11-13 12:44:24,140 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 69 states.
[2024-11-13 12:44:24,160 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69.
[2024-11-13 12:44:24,160 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 69 states, 44 states have (on average 1.2272727272727273) internal successors, (54), 44 states have internal predecessors, (54), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23)
[2024-11-13 12:44:24,161 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 100 transitions.
[2024-11-13 12:44:24,165 INFO  L78                 Accepts]: Start accepts. Automaton has 69 states and 100 transitions. Word has length 151
[2024-11-13 12:44:24,166 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-13 12:44:24,167 INFO  L471      AbstractCegarLoop]: Abstraction has 69 states and 100 transitions.
[2024-11-13 12:44:24,167 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23)
[2024-11-13 12:44:24,167 INFO  L276                IsEmpty]: Start isEmpty. Operand 69 states and 100 transitions.
[2024-11-13 12:44:24,172 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 152
[2024-11-13 12:44:24,173 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-13 12:44:24,173 INFO  L215           NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 12:44:24,173 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-13 12:44:24,173 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 12:44:24,174 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 12:44:24,174 INFO  L85        PathProgramCache]: Analyzing trace with hash -1415123034, now seen corresponding path program 1 times
[2024-11-13 12:44:24,174 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 12:44:24,174 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905399104]
[2024-11-13 12:44:24,174 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 12:44:24,174 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 12:44:24,379 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,002 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-13 12:44:25,007 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,010 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-13 12:44:25,012 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,017 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-13 12:44:25,019 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,023 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-13 12:44:25,025 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,029 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27
[2024-11-13 12:44:25,033 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,096 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-13 12:44:25,098 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,109 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38
[2024-11-13 12:44:25,111 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,118 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-13 12:44:25,121 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,128 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49
[2024-11-13 12:44:25,131 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,140 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2024-11-13 12:44:25,142 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,149 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2024-11-13 12:44:25,151 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,165 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65
[2024-11-13 12:44:25,167 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,174 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71
[2024-11-13 12:44:25,177 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,182 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76
[2024-11-13 12:44:25,186 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,193 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2024-11-13 12:44:25,197 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,204 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2024-11-13 12:44:25,207 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,216 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93
[2024-11-13 12:44:25,219 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,227 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98
[2024-11-13 12:44:25,231 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,240 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2024-11-13 12:44:25,243 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,251 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110
[2024-11-13 12:44:25,254 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,261 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116
[2024-11-13 12:44:25,263 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,270 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122
[2024-11-13 12:44:25,273 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,279 INFO  L368   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127
[2024-11-13 12:44:25,281 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,291 INFO  L134       CoverageAnalysis]: Checked inductivity of 1012 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked.
[2024-11-13 12:44:25,291 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-13 12:44:25,291 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905399104]
[2024-11-13 12:44:25,292 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905399104] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-13 12:44:25,292 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1810626481]
[2024-11-13 12:44:25,292 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 12:44:25,292 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 12:44:25,292 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3
[2024-11-13 12:44:25,296 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-13 12:44:25,298 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-13 12:44:25,651 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:25,657 INFO  L255         TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 18 conjuncts are in the unsatisfiable core
[2024-11-13 12:44:25,668 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-13 12:44:27,316 INFO  L134       CoverageAnalysis]: Checked inductivity of 1012 backedges. 338 proven. 102 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked.
[2024-11-13 12:44:27,316 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-13 12:44:28,156 INFO  L134       CoverageAnalysis]: Checked inductivity of 1012 backedges. 24 proven. 105 refuted. 0 times theorem prover too weak. 883 trivial. 0 not checked.
[2024-11-13 12:44:28,157 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1810626481] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-13 12:44:28,157 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-13 12:44:28,157 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10, 11] total 24
[2024-11-13 12:44:28,157 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831568912]
[2024-11-13 12:44:28,157 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-13 12:44:28,159 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 24 states
[2024-11-13 12:44:28,159 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-13 12:44:28,160 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants.
[2024-11-13 12:44:28,160 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=418, Unknown=0, NotChecked=0, Total=552
[2024-11-13 12:44:28,161 INFO  L87              Difference]: Start difference. First operand 69 states and 100 transitions. Second operand  has 24 states, 23 states have (on average 4.565217391304348) internal successors, (105), 22 states have internal predecessors, (105), 7 states have call successors, (69), 4 states have call predecessors, (69), 8 states have return successors, (69), 7 states have call predecessors, (69), 7 states have call successors, (69)
[2024-11-13 12:44:30,592 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 12:44:30,592 INFO  L93              Difference]: Finished difference Result 321 states and 450 transitions.
[2024-11-13 12:44:30,593 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. 
[2024-11-13 12:44:30,593 INFO  L78                 Accepts]: Start accepts. Automaton has  has 24 states, 23 states have (on average 4.565217391304348) internal successors, (105), 22 states have internal predecessors, (105), 7 states have call successors, (69), 4 states have call predecessors, (69), 8 states have return successors, (69), 7 states have call predecessors, (69), 7 states have call successors, (69) Word has length 151
[2024-11-13 12:44:30,594 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 12:44:30,599 INFO  L225             Difference]: With dead ends: 321
[2024-11-13 12:44:30,599 INFO  L226             Difference]: Without dead ends: 255
[2024-11-13 12:44:30,604 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 389 GetRequests, 336 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 792 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=705, Invalid=2265, Unknown=0, NotChecked=0, Total=2970
[2024-11-13 12:44:30,606 INFO  L432           NwaCegarLoop]: 81 mSDtfsCounter, 583 mSDsluCounter, 615 mSDsCounter, 0 mSdLazyCounter, 840 mSolverCounterSat, 377 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 584 SdHoareTripleChecker+Valid, 696 SdHoareTripleChecker+Invalid, 1217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 377 IncrementalHoareTripleChecker+Valid, 840 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time
[2024-11-13 12:44:30,606 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [584 Valid, 696 Invalid, 1217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [377 Valid, 840 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time]
[2024-11-13 12:44:30,609 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 255 states.
[2024-11-13 12:44:30,684 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 190.
[2024-11-13 12:44:30,684 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 190 states, 113 states have (on average 1.168141592920354) internal successors, (132), 114 states have internal predecessors, (132), 69 states have call successors, (69), 7 states have call predecessors, (69), 7 states have return successors, (69), 68 states have call predecessors, (69), 69 states have call successors, (69)
[2024-11-13 12:44:30,691 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 270 transitions.
[2024-11-13 12:44:30,692 INFO  L78                 Accepts]: Start accepts. Automaton has 190 states and 270 transitions. Word has length 151
[2024-11-13 12:44:30,692 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-13 12:44:30,693 INFO  L471      AbstractCegarLoop]: Abstraction has 190 states and 270 transitions.
[2024-11-13 12:44:30,693 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 24 states, 23 states have (on average 4.565217391304348) internal successors, (105), 22 states have internal predecessors, (105), 7 states have call successors, (69), 4 states have call predecessors, (69), 8 states have return successors, (69), 7 states have call predecessors, (69), 7 states have call successors, (69)
[2024-11-13 12:44:30,693 INFO  L276                IsEmpty]: Start isEmpty. Operand 190 states and 270 transitions.
[2024-11-13 12:44:30,698 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 152
[2024-11-13 12:44:30,698 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-13 12:44:30,698 INFO  L215           NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 12:44:30,720 INFO  L552       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-13 12:44:30,899 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 12:44:30,899 INFO  L396      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 12:44:30,899 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 12:44:30,900 INFO  L85        PathProgramCache]: Analyzing trace with hash -714058456, now seen corresponding path program 1 times
[2024-11-13 12:44:30,900 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 12:44:30,900 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106722084]
[2024-11-13 12:44:30,900 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 12:44:30,900 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 12:44:31,020 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-13 12:44:31,020 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-13 12:44:31,166 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-13 12:44:31,255 INFO  L130   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-13 12:44:31,256 INFO  L325         BasicCegarLoop]: Counterexample is feasible
[2024-11-13 12:44:31,256 INFO  L782   garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-11-13 12:44:31,259 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-13 12:44:31,262 INFO  L407         BasicCegarLoop]: Path program histogram: [1, 1, 1, 1]
[2024-11-13 12:44:31,408 INFO  L173   ceAbstractionStarter]: Computing trace abstraction results
[2024-11-13 12:44:31,414 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 12:44:31 BoogieIcfgContainer
[2024-11-13 12:44:31,414 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-13 12:44:31,415 INFO  L112        PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-13 12:44:31,415 INFO  L270        PluginConnector]: Initializing Witness Printer...
[2024-11-13 12:44:31,415 INFO  L274        PluginConnector]: Witness Printer initialized
[2024-11-13 12:44:31,415 INFO  L184        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:44:22" (3/4) ...
[2024-11-13 12:44:31,419 INFO  L145         WitnessPrinter]: No result that supports witness generation found
[2024-11-13 12:44:31,420 INFO  L131        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-13 12:44:31,421 INFO  L158              Benchmark]: Toolchain (without parser) took 10517.24ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 117.2MB in the beginning and 351.4MB in the end (delta: -234.2MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB.
[2024-11-13 12:44:31,422 INFO  L158              Benchmark]: CDTParser took 0.62ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-13 12:44:31,422 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 397.60ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 102.7MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-13 12:44:31,423 INFO  L158              Benchmark]: Boogie Procedure Inliner took 87.44ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 98.6MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-13 12:44:31,423 INFO  L158              Benchmark]: Boogie Preprocessor took 79.29ms. Allocated memory is still 142.6MB. Free memory was 98.6MB in the beginning and 91.8MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-13 12:44:31,424 INFO  L158              Benchmark]: RCFGBuilder took 692.05ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 69.3MB in the end (delta: 22.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-11-13 12:44:31,424 INFO  L158              Benchmark]: TraceAbstraction took 9248.65ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 68.8MB in the beginning and 351.4MB in the end (delta: -282.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-13 12:44:31,424 INFO  L158              Benchmark]: Witness Printer took 5.23ms. Allocated memory is still 427.8MB. Free memory was 351.4MB in the beginning and 351.4MB in the end (delta: 54.6kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-13 12:44:31,429 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.62ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 397.60ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 102.7MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 87.44ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 98.6MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB.
 * Boogie Preprocessor took 79.29ms. Allocated memory is still 142.6MB. Free memory was 98.6MB in the beginning and 91.8MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
 * RCFGBuilder took 692.05ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 69.3MB in the end (delta: 22.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
 * TraceAbstraction took 9248.65ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 68.8MB in the beginning and 351.4MB in the end (delta: -282.7MB). There was no memory consumed. Max. memory is 16.1GB.
 * Witness Printer took 5.23ms. Allocated memory is still 427.8MB. Free memory was 351.4MB in the beginning and 351.4MB in the end (delta: 54.6kB). 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 someBinaryDOUBLEComparisonOperation at line 77, overapproximation of someBinaryDOUBLEComparisonOperation at line 117, overapproximation of someBinaryDOUBLEComparisonOperation at line 115, overapproximation of someBinaryDOUBLEComparisonOperation at line 109, overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 129, overapproximation of someBinaryDOUBLEComparisonOperation at line 119, overapproximation of someBinaryDOUBLEComparisonOperation at line 53, overapproximation of someBinaryDOUBLEComparisonOperation at line 110, overapproximation of someBinaryDOUBLEComparisonOperation at line 129. 
Possible FailurePath: 
[L21]                    unsigned char isInitial = 0;
[L22]                    unsigned short int var_1_1 = 128;
[L23]                    unsigned short int var_1_4 = 256;
[L24]                    unsigned short int var_1_6 = 10000;
[L25]                    unsigned short int var_1_7 = 10000;
[L26]                    unsigned short int var_1_8 = 128;
[L27]                    unsigned short int var_1_9 = 8;
[L28]                    unsigned char var_1_10 = 100;
[L29]                    unsigned char var_1_11 = 64;
[L30]                    unsigned char var_1_12 = 16;
[L31]                    unsigned short int var_1_13 = 256;
[L32]                    unsigned short int var_1_17 = 4;
[L33]                    double var_1_18 = 64.2;
[L34]                    unsigned short int var_1_19 = 53045;
[L35]                    double var_1_20 = 1.75;
[L36]                    double var_1_21 = 50.35;
[L37]                    double var_1_22 = 5.5;
[L38]                    double var_1_23 = 7.125;
[L39]                    unsigned long int var_1_24 = 50;
[L40]                    unsigned long int var_1_25 = 1907531378;
[L41]                    unsigned long int var_1_26 = 8;
[L42]                    unsigned char var_1_27 = 0;
[L43]                    unsigned long int last_1_var_1_24 = 50;
[L44]                    unsigned char last_1_var_1_27 = 0;
             VAL         [isInitial=0, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=256, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8]
[L133]                   isInitial = 1
[L134]       FCALL       initially()
[L135]                   int k_loop;
[L136]                   k_loop = 0
             VAL         [isInitial=1, k_loop=0, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=256, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8]
[L136]       COND TRUE   k_loop < 1
[L137]       CALL        updateLastVariables()
[L125]                   last_1_var_1_24 = var_1_24
[L126]                   last_1_var_1_27 = var_1_27
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=256, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8]
[L137]       RET         updateLastVariables()
[L138]       CALL        updateVariables()
[L87]                    var_1_4 = __VERIFIER_nondet_ushort()
[L88]        CALL        assume_abort_if_not(var_1_4 >= 0)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8]
[L88]        RET         assume_abort_if_not(var_1_4 >= 0)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8]
[L89]        CALL        assume_abort_if_not(var_1_4 <= 65534)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8]
[L89]        RET         assume_abort_if_not(var_1_4 <= 65534)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8]
[L90]                    var_1_6 = __VERIFIER_nondet_ushort()
[L91]        CALL        assume_abort_if_not(var_1_6 >= 8191)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8]
[L91]        RET         assume_abort_if_not(var_1_6 >= 8191)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8]
[L92]        CALL        assume_abort_if_not(var_1_6 <= 16384)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8]
[L92]        RET         assume_abort_if_not(var_1_6 <= 16384)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8]
[L93]                    var_1_7 = __VERIFIER_nondet_ushort()
[L94]        CALL        assume_abort_if_not(var_1_7 >= 8192)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=128, var_1_9=8]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=128, var_1_9=8]
[L94]        RET         assume_abort_if_not(var_1_7 >= 8192)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=128, var_1_9=8]
[L95]        CALL        assume_abort_if_not(var_1_7 <= 16383)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=128, var_1_9=8]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=128, var_1_9=8]
[L95]        RET         assume_abort_if_not(var_1_7 <= 16383)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=128, var_1_9=8]
[L96]                    var_1_8 = __VERIFIER_nondet_ushort()
[L97]        CALL        assume_abort_if_not(var_1_8 >= 0)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_9=8]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_9=8]
[L97]        RET         assume_abort_if_not(var_1_8 >= 0)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_9=8]
[L98]        CALL        assume_abort_if_not(var_1_8 <= 16383)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=8]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=8]
[L98]        RET         assume_abort_if_not(var_1_8 <= 16383)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=8]
[L99]                    var_1_9 = __VERIFIER_nondet_ushort()
[L100]       CALL        assume_abort_if_not(var_1_9 >= 0)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383]
[L100]       RET         assume_abort_if_not(var_1_9 >= 0)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383]
[L101]       CALL        assume_abort_if_not(var_1_9 <= 32767)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L101]       RET         assume_abort_if_not(var_1_9 <= 32767)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L102]                   var_1_11 = __VERIFIER_nondet_uchar()
[L103]       CALL        assume_abort_if_not(var_1_11 >= 0)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L103]       RET         assume_abort_if_not(var_1_11 >= 0)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L104]       CALL        assume_abort_if_not(var_1_11 <= 127)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L104]       RET         assume_abort_if_not(var_1_11 <= 127)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L105]                   var_1_12 = __VERIFIER_nondet_uchar()
[L106]       CALL        assume_abort_if_not(var_1_12 >= 0)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L106]       RET         assume_abort_if_not(var_1_12 >= 0)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L107]       CALL        assume_abort_if_not(var_1_12 <= 127)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L107]       RET         assume_abort_if_not(var_1_12 <= 127)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L108]                   var_1_18 = __VERIFIER_nondet_double()
[L109]       CALL        assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F ))
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L109]       RET         assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F ))
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L110]       CALL        assume_abort_if_not(var_1_18 != 0.0F)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L110]       RET         assume_abort_if_not(var_1_18 != 0.0F)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L111]                   var_1_19 = __VERIFIER_nondet_ushort()
[L112]       CALL        assume_abort_if_not(var_1_19 >= 49150)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L112]       RET         assume_abort_if_not(var_1_19 >= 49150)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L113]       CALL        assume_abort_if_not(var_1_19 <= 65534)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L113]       RET         assume_abort_if_not(var_1_19 <= 65534)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L114]                   var_1_21 = __VERIFIER_nondet_double()
[L115]       CALL        assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F ))
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L115]       RET         assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F ))
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L116]                   var_1_22 = __VERIFIER_nondet_double()
[L117]       CALL        assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F ))
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L117]       RET         assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F ))
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L118]                   var_1_23 = __VERIFIER_nondet_double()
[L119]       CALL        assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F ))
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L119]       RET         assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F ))
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L120]                   var_1_25 = __VERIFIER_nondet_ulong()
[L121]       CALL        assume_abort_if_not(var_1_25 >= 1073741823)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L121]       RET         assume_abort_if_not(var_1_25 >= 1073741823)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L122]       CALL        assume_abort_if_not(var_1_25 <= 2147483647)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L122]       RET         assume_abort_if_not(var_1_25 <= 2147483647)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L138]       RET         updateVariables()
[L139]       CALL        step()
[L48]        COND FALSE  !(\read(last_1_var_1_27))
[L51]                    var_1_20 = var_1_22
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=50, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L53]        COND TRUE   (- 3.75) < ((((var_1_20) < (var_1_22)) ? (var_1_20) : (var_1_22)))
[L54]                    var_1_27 = 0
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=50, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L56]        EXPR        var_1_8 << var_1_4
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=50, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L56]        COND TRUE   var_1_9 < (var_1_8 << var_1_4)
[L57]                    var_1_10 = (var_1_11 + var_1_12)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=9, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=50, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L61]                    unsigned char stepLocal_0 = var_1_27;
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=9, var_1_11=1, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=50, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L62]        COND TRUE   (var_1_10 <= var_1_10) || stepLocal_0
[L63]                    var_1_13 = ((((((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) > (var_1_10)) ? (((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) : (var_1_10)))
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=9, var_1_11=1, var_1_12=8, var_1_13=9, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=50, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L67]                    unsigned short int stepLocal_1 = var_1_7;
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_1=8192, var_1_10=9, var_1_11=1, var_1_12=8, var_1_13=9, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=50, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L68]        COND FALSE  !(stepLocal_1 == last_1_var_1_24)
[L71]                    var_1_24 = (var_1_10 + (var_1_25 - var_1_11))
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=9, var_1_11=1, var_1_12=8, var_1_13=9, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=-3221225465, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L73]                    signed long int stepLocal_2 = var_1_19 - var_1_7;
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_2=40958, var_1_10=9, var_1_11=1, var_1_12=8, var_1_13=9, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=-3221225465, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L74]        COND FALSE  !(var_1_10 > stepLocal_2)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=9, var_1_11=1, var_1_12=8, var_1_13=9, var_1_17=4, var_1_19=-537346050, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=-3221225465, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L77]        COND TRUE   var_1_20 < var_1_20
[L78]                    var_1_1 = ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10)))
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=9, var_1_11=1, var_1_12=8, var_1_13=9, var_1_17=4, var_1_19=-537346050, var_1_1=9, var_1_20=1907531383, var_1_22=1907531383, var_1_24=-3221225465, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L82]        COND TRUE   (var_1_20 / var_1_18) > var_1_20
[L83]                    var_1_17 = ((var_1_19 - ((((var_1_26) > (var_1_12)) ? (var_1_26) : (var_1_12)))) - var_1_7)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=9, var_1_11=1, var_1_12=8, var_1_13=9, var_1_17=40950, var_1_19=-537346050, var_1_1=9, var_1_20=1907531383, var_1_22=1907531383, var_1_24=-3221225465, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L139]       RET         step()
[L140]       CALL, EXPR  property()
[L129]       EXPR        ((var_1_20 < var_1_20) ? (var_1_1 == ((unsigned short int) ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_10) + var_1_10)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11)))
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=9, var_1_11=1, var_1_12=8, var_1_13=9, var_1_17=40950, var_1_19=-537346050, var_1_1=9, var_1_20=1907531383, var_1_22=1907531383, var_1_24=-3221225465, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L129-L130]              return ((((((((var_1_20 < var_1_20) ? (var_1_1 == ((unsigned short int) ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_10) + var_1_10)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11)))) && (((var_1_10 <= var_1_10) || var_1_27) ? (var_1_13 == ((unsigned short int) ((((((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) > (var_1_10)) ? (((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) : (var_1_10))))) : (var_1_13 == ((unsigned short int) var_1_10)))) && (((var_1_20 / var_1_18) > var_1_20) ? (var_1_17 == ((unsigned short int) ((var_1_19 - ((((var_1_26) > (var_1_12)) ? (var_1_26) : (var_1_12)))) - var_1_7))) : 1)) && (last_1_var_1_27 ? (var_1_20 == ((double) (((((((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) > (16.6)) ? (((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) : (16.6))) - var_1_23))) : (var_1_20 == ((double) var_1_22)))) && ((var_1_7 == last_1_var_1_24) ? (var_1_24 == ((unsigned long int) (2332545940u - (1490203111u - var_1_11)))) : (var_1_24 == ((unsigned long int) (var_1_10 + (var_1_25 - var_1_11)))))) && ((var_1_10 > (var_1_19 - var_1_7)) ? (var_1_26 == ((unsigned long int) var_1_10)) : 1)) && (((- 3.75) < ((((var_1_20) < (var_1_22)) ? (var_1_20) : (var_1_22)))) ? (var_1_27 == ((unsigned char) 0)) : 1)
;
[L140]       RET, EXPR   property()
[L140]       CALL        __VERIFIER_assert(property())
[L19]        COND TRUE   !(cond)
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=9, var_1_11=1, var_1_12=8, var_1_13=9, var_1_17=40950, var_1_19=-537346050, var_1_1=9, var_1_20=1907531383, var_1_22=1907531383, var_1_24=-3221225465, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]
[L19]                    reach_error()
             VAL         [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=9, var_1_11=1, var_1_12=8, var_1_13=9, var_1_17=40950, var_1_19=-537346050, var_1_1=9, var_1_20=1907531383, var_1_22=1907531383, var_1_24=-3221225465, var_1_25=-3221225473, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=16384, var_1_7=8192, var_1_8=16383, var_1_9=16382]

  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 2 procedures, 73 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.0s, OverallIterations: 4, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 672 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 671 mSDsluCounter, 897 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 615 mSDsCounter, 448 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 844 IncrementalHoareTripleChecker+Invalid, 1292 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 448 mSolverCounterUnsat, 282 mSDtfsCounter, 844 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 512 GetRequests, 456 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 792 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=190occurred in iteration=3, InterpolantAutomatonStates: 43, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 65 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 755 NumberOfCodeBlocks, 755 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 750 ConstructedInterpolants, 0 QuantifiedInterpolants, 3562 SizeOfPredicates, 3 NumberOfNonLiveVariables, 346 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 4799/5060 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
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-11-13 12:44:31,461 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0
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_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd --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 101fbb34b2498d242822fcc62430a6f25e55677b94935955c435faee9e4e1497
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-826ab2b
[2024-11-13 12:44:34,183 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-13 12:44:34,284 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-11-13 12:44:34,291 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-13 12:44:34,292 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-13 12:44:34,363 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-13 12:44:34,369 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-13 12:44:34,369 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-13 12:44:34,370 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-13 12:44:34,370 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-11-13 12:44:34,370 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-13 12:44:34,370 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-13 12:44:34,370 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-13 12:44:34,370 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-13 12:44:34,371 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-11-13 12:44:34,371 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-13 12:44:34,371 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-11-13 12:44:34,371 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-11-13 12:44:34,371 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-11-13 12:44:34,371 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-13 12:44:34,371 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-11-13 12:44:34,371 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-13 12:44:34,371 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-11-13 12:44:34,372 INFO  L153        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2024-11-13 12:44:34,372 INFO  L153        SettingsManager]:  * Use bitvectors instead of ints=true
[2024-11-13 12:44:34,372 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-11-13 12:44:34,374 INFO  L153        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-13 12:44:34,374 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-11-13 12:44:34,374 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-11-13 12:44:34,374 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-13 12:44:34,375 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-13 12:44:34,375 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-11-13 12:44:34,375 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-11-13 12:44:34,375 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-11-13 12:44:34,375 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-13 12:44:34,375 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-13 12:44:34,375 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-13 12:44:34,375 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-13 12:44:34,376 INFO  L153        SettingsManager]:  * Trace refinement strategy=FOX
[2024-11-13 12:44:34,376 INFO  L153        SettingsManager]:  * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-13 12:44:34,377 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-13 12:44:34,377 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-13 12:44:34,377 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-11-13 12:44:34,377 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-13 12:44:34,377 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_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd
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 -> 101fbb34b2498d242822fcc62430a6f25e55677b94935955c435faee9e4e1497
[2024-11-13 12:44:34,785 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-13 12:44:34,795 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-13 12:44:34,799 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-13 12:44:34,802 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-13 12:44:34,802 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-13 12:44:34,805 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-22.i
Unable to find full path for "g++"
[2024-11-13 12:44:36,803 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-11-13 12:44:37,151 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-13 12:44:37,152 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-22.i
[2024-11-13 12:44:37,165 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/data/23adbb8e3/58b9d350cabf4314b071ceac831d7acc/FLAGaee5fafab
[2024-11-13 12:44:37,193 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/data/23adbb8e3/58b9d350cabf4314b071ceac831d7acc
[2024-11-13 12:44:37,195 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-13 12:44:37,197 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-13 12:44:37,199 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-13 12:44:37,199 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-13 12:44:37,202 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-13 12:44:37,203 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:44:37" (1/1) ...
[2024-11-13 12:44:37,204 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@679a0ba9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:37, skipping insertion in model container
[2024-11-13 12:44:37,204 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:44:37" (1/1) ...
[2024-11-13 12:44:37,230 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-13 12:44:37,380 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_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-22.i[915,928]
[2024-11-13 12:44:37,455 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-13 12:44:37,469 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-13 12:44:37,478 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_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-22.i[915,928]
[2024-11-13 12:44:37,515 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-13 12:44:37,536 INFO  L204         MainTranslator]: Completed translation
[2024-11-13 12:44:37,536 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:37 WrapperNode
[2024-11-13 12:44:37,536 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-13 12:44:37,537 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-13 12:44:37,537 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-13 12:44:37,537 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-13 12:44:37,542 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:37" (1/1) ...
[2024-11-13 12:44:37,553 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:37" (1/1) ...
[2024-11-13 12:44:37,584 INFO  L138                Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 149
[2024-11-13 12:44:37,588 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-13 12:44:37,589 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-13 12:44:37,589 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-13 12:44:37,589 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-13 12:44:37,603 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:37" (1/1) ...
[2024-11-13 12:44:37,604 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:37" (1/1) ...
[2024-11-13 12:44:37,609 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:37" (1/1) ...
[2024-11-13 12:44:37,639 INFO  L175           MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-13 12:44:37,640 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:37" (1/1) ...
[2024-11-13 12:44:37,640 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:37" (1/1) ...
[2024-11-13 12:44:37,655 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:37" (1/1) ...
[2024-11-13 12:44:37,662 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:37" (1/1) ...
[2024-11-13 12:44:37,668 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:37" (1/1) ...
[2024-11-13 12:44:37,673 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:37" (1/1) ...
[2024-11-13 12:44:37,676 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-13 12:44:37,679 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-13 12:44:37,680 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-13 12:44:37,682 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-13 12:44:37,683 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:37" (1/1) ...
[2024-11-13 12:44:37,693 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-13 12:44:37,711 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3
[2024-11-13 12:44:37,726 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-13 12:44:37,733 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-13 12:44:37,757 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-13 12:44:37,757 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-13 12:44:37,757 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-13 12:44:37,757 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-13 12:44:37,757 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-13 12:44:37,758 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-13 12:44:37,839 INFO  L238             CfgBuilder]: Building ICFG
[2024-11-13 12:44:37,841 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-13 12:44:50,822 INFO  L?                        ?]: Removed 14 outVars from TransFormulas that were not future-live.
[2024-11-13 12:44:50,822 INFO  L287             CfgBuilder]: Performing block encoding
[2024-11-13 12:44:50,839 INFO  L311             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-13 12:44:50,839 INFO  L316             CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-13 12:44:50,839 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:44:50 BoogieIcfgContainer
[2024-11-13 12:44:50,839 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-13 12:44:50,844 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-13 12:44:50,844 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-11-13 12:44:50,849 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-11-13 12:44:50,850 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 12:44:37" (1/3) ...
[2024-11-13 12:44:50,851 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bc107b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:44:50, skipping insertion in model container
[2024-11-13 12:44:50,852 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:37" (2/3) ...
[2024-11-13 12:44:50,852 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bc107b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:44:50, skipping insertion in model container
[2024-11-13 12:44:50,852 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:44:50" (3/3) ...
[2024-11-13 12:44:50,854 INFO  L112   eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-22.i
[2024-11-13 12:44:50,874 INFO  L217   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-13 12:44:50,875 INFO  L154   ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-22.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-11-13 12:44:50,931 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-13 12:44:50,944 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;@154c2388, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-13 12:44:50,944 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-13 12:44:50,948 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 66 states, 40 states have (on average 1.325) internal successors, (53), 41 states have internal predecessors, (53), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23)
[2024-11-13 12:44:50,960 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 149
[2024-11-13 12:44:50,961 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-13 12:44:50,961 INFO  L215           NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 12:44:50,962 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 12:44:50,966 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 12:44:50,967 INFO  L85        PathProgramCache]: Analyzing trace with hash -1207969480, now seen corresponding path program 1 times
[2024-11-13 12:44:50,979 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-13 12:44:50,979 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [680828457]
[2024-11-13 12:44:50,980 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 12:44:50,980 INFO  L173          SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-13 12:44:50,981 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/mathsat
[2024-11-13 12:44:50,983 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-13 12:44:50,989 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2024-11-13 12:44:52,058 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:52,084 INFO  L255         TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-13 12:44:52,092 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-13 12:44:52,155 INFO  L134       CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked.
[2024-11-13 12:44:52,155 INFO  L307         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-13 12:44:52,156 INFO  L136   FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-13 12:44:52,156 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [680828457]
[2024-11-13 12:44:52,157 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleMathsat [680828457] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-13 12:44:52,157 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-13 12:44:52,157 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-13 12:44:52,159 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967302862]
[2024-11-13 12:44:52,160 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-13 12:44:52,164 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-13 12:44:52,164 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-13 12:44:52,190 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-13 12:44:52,191 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-13 12:44:52,193 INFO  L87              Difference]: Start difference. First operand  has 66 states, 40 states have (on average 1.325) internal successors, (53), 41 states have internal predecessors, (53), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand  has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23)
[2024-11-13 12:44:52,233 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 12:44:52,235 INFO  L93              Difference]: Finished difference Result 129 states and 218 transitions.
[2024-11-13 12:44:52,235 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-11-13 12:44:52,237 INFO  L78                 Accepts]: Start accepts. Automaton has  has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 148
[2024-11-13 12:44:52,238 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 12:44:52,247 INFO  L225             Difference]: With dead ends: 129
[2024-11-13 12:44:52,247 INFO  L226             Difference]: Without dead ends: 62
[2024-11-13 12:44:52,253 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-13 12:44:52,257 INFO  L432           NwaCegarLoop]: 94 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, 94 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-13 12:44:52,258 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-13 12:44:52,275 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 62 states.
[2024-11-13 12:44:52,309 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62.
[2024-11-13 12:44:52,310 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 62 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 37 states have internal predecessors, (44), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23)
[2024-11-13 12:44:52,321 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 90 transitions.
[2024-11-13 12:44:52,323 INFO  L78                 Accepts]: Start accepts. Automaton has 62 states and 90 transitions. Word has length 148
[2024-11-13 12:44:52,326 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-13 12:44:52,326 INFO  L471      AbstractCegarLoop]: Abstraction has 62 states and 90 transitions.
[2024-11-13 12:44:52,327 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23)
[2024-11-13 12:44:52,328 INFO  L276                IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions.
[2024-11-13 12:44:52,332 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 149
[2024-11-13 12:44:52,333 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-13 12:44:52,334 INFO  L215           NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 12:44:52,353 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/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)] Forceful destruction successful, exit code 0
[2024-11-13 12:44:52,535 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-13 12:44:52,535 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 12:44:52,536 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 12:44:52,536 INFO  L85        PathProgramCache]: Analyzing trace with hash -1150711178, now seen corresponding path program 1 times
[2024-11-13 12:44:52,537 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-13 12:44:52,537 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1888620085]
[2024-11-13 12:44:52,537 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 12:44:52,537 INFO  L173          SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-13 12:44:52,538 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/mathsat
[2024-11-13 12:44:52,540 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-13 12:44:52,541 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process
[2024-11-13 12:44:53,549 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:44:53,582 INFO  L255         TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-11-13 12:44:53,591 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-13 12:44:55,923 INFO  L134       CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked.
[2024-11-13 12:44:55,923 INFO  L307         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-13 12:44:55,923 INFO  L136   FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-13 12:44:55,924 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1888620085]
[2024-11-13 12:44:55,924 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleMathsat [1888620085] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-13 12:44:55,924 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-13 12:44:55,924 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-13 12:44:55,924 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677603692]
[2024-11-13 12:44:55,925 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-13 12:44:55,926 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-13 12:44:55,926 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-13 12:44:55,927 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-13 12:44:55,928 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-13 12:44:55,928 INFO  L87              Difference]: Start difference. First operand 62 states and 90 transitions. Second operand  has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23)
[2024-11-13 12:45:00,485 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:45:00,493 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 12:45:00,494 INFO  L93              Difference]: Finished difference Result 121 states and 177 transitions.
[2024-11-13 12:45:00,592 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-11-13 12:45:00,592 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 148
[2024-11-13 12:45:00,593 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 12:45:00,594 INFO  L225             Difference]: With dead ends: 121
[2024-11-13 12:45:00,594 INFO  L226             Difference]: Without dead ends: 62
[2024-11-13 12:45:00,595 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-11-13 12:45:00,596 INFO  L432           NwaCegarLoop]: 85 mSDtfsCounter, 63 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 48 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time
[2024-11-13 12:45:00,597 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 85 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 3 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time]
[2024-11-13 12:45:00,598 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 62 states.
[2024-11-13 12:45:00,610 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62.
[2024-11-13 12:45:00,610 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 62 states, 37 states have (on average 1.162162162162162) internal successors, (43), 37 states have internal predecessors, (43), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23)
[2024-11-13 12:45:00,611 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 89 transitions.
[2024-11-13 12:45:00,612 INFO  L78                 Accepts]: Start accepts. Automaton has 62 states and 89 transitions. Word has length 148
[2024-11-13 12:45:00,613 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-13 12:45:00,613 INFO  L471      AbstractCegarLoop]: Abstraction has 62 states and 89 transitions.
[2024-11-13 12:45:00,613 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23)
[2024-11-13 12:45:00,613 INFO  L276                IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions.
[2024-11-13 12:45:00,615 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 149
[2024-11-13 12:45:00,616 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-13 12:45:00,616 INFO  L215           NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 12:45:00,634 INFO  L552       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/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
[2024-11-13 12:45:00,816 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-13 12:45:00,817 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 12:45:00,819 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 12:45:00,819 INFO  L85        PathProgramCache]: Analyzing trace with hash 1864392440, now seen corresponding path program 1 times
[2024-11-13 12:45:00,819 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-13 12:45:00,820 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [70864021]
[2024-11-13 12:45:00,820 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 12:45:00,820 INFO  L173          SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-13 12:45:00,820 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/mathsat
[2024-11-13 12:45:00,824 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-13 12:45:00,826 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process
[2024-11-13 12:45:01,874 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:45:01,898 INFO  L255         TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 10 conjuncts are in the unsatisfiable core
[2024-11-13 12:45:01,903 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-13 12:45:09,030 INFO  L134       CoverageAnalysis]: Checked inductivity of 1012 backedges. 338 proven. 102 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked.
[2024-11-13 12:45:09,031 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-13 12:45:11,111 INFO  L136   FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-13 12:45:11,111 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [70864021]
[2024-11-13 12:45:11,111 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleMathsat [70864021] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-13 12:45:11,112 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1803501519]
[2024-11-13 12:45:11,112 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 12:45:11,112 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 12:45:11,112 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3
[2024-11-13 12:45:11,115 INFO  L229       MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-13 12:45:11,126 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2024-11-13 12:45:11,644 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:45:11,715 INFO  L255         TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 7 conjuncts are in the unsatisfiable core
[2024-11-13 12:45:11,719 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-13 12:45:15,654 INFO  L134       CoverageAnalysis]: Checked inductivity of 1012 backedges. 318 proven. 54 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked.
[2024-11-13 12:45:15,654 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-13 12:45:16,948 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1803501519] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-13 12:45:16,948 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-11-13 12:45:16,948 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 11
[2024-11-13 12:45:16,948 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095323859]
[2024-11-13 12:45:16,948 INFO  L85    oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-11-13 12:45:16,949 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2024-11-13 12:45:16,949 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-13 12:45:16,950 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2024-11-13 12:45:16,951 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=240, Unknown=0, NotChecked=0, Total=342
[2024-11-13 12:45:16,951 INFO  L87              Difference]: Start difference. First operand 62 states and 89 transitions. Second operand  has 12 states, 12 states have (on average 5.5) internal successors, (66), 11 states have internal predecessors, (66), 3 states have call successors, (40), 3 states have call predecessors, (40), 5 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41)
[2024-11-13 12:45:23,985 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:45:27,991 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:45:30,528 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:45:34,982 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:45:38,985 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:45:42,988 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:45:46,997 WARN  L539   Checker$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 []
[2024-11-13 12:45:51,009 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:45:55,015 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:46:00,164 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:46:04,414 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:46:08,419 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:46:12,426 WARN  L539   Checker$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 []
[2024-11-13 12:46:16,434 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:46:20,439 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:46:24,448 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:46:28,456 WARN  L539   Checker$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 []
[2024-11-13 12:46:30,680 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:46:30,681 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 12:46:30,681 INFO  L93              Difference]: Finished difference Result 191 states and 270 transitions.
[2024-11-13 12:46:30,762 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. 
[2024-11-13 12:46:30,763 INFO  L78                 Accepts]: Start accepts. Automaton has  has 12 states, 12 states have (on average 5.5) internal successors, (66), 11 states have internal predecessors, (66), 3 states have call successors, (40), 3 states have call predecessors, (40), 5 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 148
[2024-11-13 12:46:30,764 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 12:46:30,766 INFO  L225             Difference]: With dead ends: 191
[2024-11-13 12:46:30,766 INFO  L226             Difference]: Without dead ends: 132
[2024-11-13 12:46:30,767 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 539 GetRequests, 511 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=269, Invalid=601, Unknown=0, NotChecked=0, Total=870
[2024-11-13 12:46:30,769 INFO  L432           NwaCegarLoop]: 57 mSDtfsCounter, 53 mSDsluCounter, 336 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 66 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 72.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 393 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 72.5s IncrementalHoareTripleChecker+Time
[2024-11-13 12:46:30,769 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 393 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 227 Invalid, 16 Unknown, 0 Unchecked, 72.5s Time]
[2024-11-13 12:46:30,770 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 132 states.
[2024-11-13 12:46:30,814 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 119.
[2024-11-13 12:46:30,816 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 119 states, 68 states have (on average 1.1176470588235294) internal successors, (76), 68 states have internal predecessors, (76), 46 states have call successors, (46), 4 states have call predecessors, (46), 4 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46)
[2024-11-13 12:46:30,818 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 168 transitions.
[2024-11-13 12:46:30,822 INFO  L78                 Accepts]: Start accepts. Automaton has 119 states and 168 transitions. Word has length 148
[2024-11-13 12:46:30,823 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-13 12:46:30,823 INFO  L471      AbstractCegarLoop]: Abstraction has 119 states and 168 transitions.
[2024-11-13 12:46:30,823 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 12 states, 12 states have (on average 5.5) internal successors, (66), 11 states have internal predecessors, (66), 3 states have call successors, (40), 3 states have call predecessors, (40), 5 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41)
[2024-11-13 12:46:30,824 INFO  L276                IsEmpty]: Start isEmpty. Operand 119 states and 168 transitions.
[2024-11-13 12:46:30,831 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 149
[2024-11-13 12:46:30,831 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-13 12:46:30,831 INFO  L215           NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 12:46:30,854 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/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)] Forceful destruction successful, exit code 0
[2024-11-13 12:46:31,087 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0
[2024-11-13 12:46:31,232 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 12:46:31,232 INFO  L396      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 12:46:31,233 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 12:46:31,233 INFO  L85        PathProgramCache]: Analyzing trace with hash -1750516486, now seen corresponding path program 1 times
[2024-11-13 12:46:31,233 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-13 12:46:31,234 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1200519186]
[2024-11-13 12:46:31,234 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 12:46:31,234 INFO  L173          SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-13 12:46:31,234 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/mathsat
[2024-11-13 12:46:31,236 INFO  L229       MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-13 12:46:31,238 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process
[2024-11-13 12:46:32,483 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:46:32,524 INFO  L255         TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 11 conjuncts are in the unsatisfiable core
[2024-11-13 12:46:32,528 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-13 12:46:37,830 INFO  L134       CoverageAnalysis]: Checked inductivity of 1012 backedges. 620 proven. 114 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked.
[2024-11-13 12:46:37,831 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-13 12:46:38,557 INFO  L136   FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-13 12:46:38,557 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1200519186]
[2024-11-13 12:46:38,557 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleMathsat [1200519186] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-13 12:46:38,558 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1918212568]
[2024-11-13 12:46:38,558 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 12:46:38,558 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 12:46:38,558 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3
[2024-11-13 12:46:38,561 INFO  L229       MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-13 12:46:38,562 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2024-11-13 12:46:39,198 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:46:39,290 INFO  L255         TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 11 conjuncts are in the unsatisfiable core
[2024-11-13 12:46:39,294 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-13 12:46:44,037 INFO  L134       CoverageAnalysis]: Checked inductivity of 1012 backedges. 620 proven. 114 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked.
[2024-11-13 12:46:44,037 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-13 12:46:44,405 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1918212568] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-13 12:46:44,405 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-11-13 12:46:44,406 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 12
[2024-11-13 12:46:44,406 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138486591]
[2024-11-13 12:46:44,406 INFO  L85    oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-11-13 12:46:44,407 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2024-11-13 12:46:44,408 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-13 12:46:44,410 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2024-11-13 12:46:44,414 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182
[2024-11-13 12:46:44,414 INFO  L87              Difference]: Start difference. First operand 119 states and 168 transitions. Second operand  has 12 states, 12 states have (on average 4.25) internal successors, (51), 11 states have internal predecessors, (51), 4 states have call successors, (23), 4 states have call predecessors, (23), 6 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23)
[2024-11-13 12:46:51,233 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.58s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:46:56,084 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:47:00,087 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:47:04,093 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:47:08,100 WARN  L539   Checker$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 []
[2024-11-13 12:47:12,104 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0]
[2024-11-13 12:47:16,107 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:47:20,114 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:47:24,132 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-13 12:47:24,142 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 12:47:24,143 INFO  L93              Difference]: Finished difference Result 202 states and 274 transitions.
[2024-11-13 12:47:24,215 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-11-13 12:47:24,215 INFO  L78                 Accepts]: Start accepts. Automaton has  has 12 states, 12 states have (on average 4.25) internal successors, (51), 11 states have internal predecessors, (51), 4 states have call successors, (23), 4 states have call predecessors, (23), 6 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 148
[2024-11-13 12:47:24,216 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 12:47:24,218 INFO  L225             Difference]: With dead ends: 202
[2024-11-13 12:47:24,218 INFO  L226             Difference]: Without dead ends: 143
[2024-11-13 12:47:24,219 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 333 GetRequests, 316 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342
[2024-11-13 12:47:24,220 INFO  L432           NwaCegarLoop]: 57 mSDtfsCounter, 46 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 20 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.9s IncrementalHoareTripleChecker+Time
[2024-11-13 12:47:24,220 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 221 Invalid, 270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 242 Invalid, 8 Unknown, 0 Unchecked, 38.9s Time]
[2024-11-13 12:47:24,221 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 143 states.
[2024-11-13 12:47:24,249 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 135.
[2024-11-13 12:47:24,250 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 135 states, 80 states have (on average 1.0875) internal successors, (87), 80 states have internal predecessors, (87), 46 states have call successors, (46), 8 states have call predecessors, (46), 8 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46)
[2024-11-13 12:47:24,252 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 179 transitions.
[2024-11-13 12:47:24,253 INFO  L78                 Accepts]: Start accepts. Automaton has 135 states and 179 transitions. Word has length 148
[2024-11-13 12:47:24,253 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-13 12:47:24,253 INFO  L471      AbstractCegarLoop]: Abstraction has 135 states and 179 transitions.
[2024-11-13 12:47:24,254 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 12 states, 12 states have (on average 4.25) internal successors, (51), 11 states have internal predecessors, (51), 4 states have call successors, (23), 4 states have call predecessors, (23), 6 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23)
[2024-11-13 12:47:24,254 INFO  L276                IsEmpty]: Start isEmpty. Operand 135 states and 179 transitions.
[2024-11-13 12:47:24,256 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 149
[2024-11-13 12:47:24,257 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-13 12:47:24,257 INFO  L215           NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 12:47:24,281 INFO  L552       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/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
[2024-11-13 12:47:24,508 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0
[2024-11-13 12:47:24,661 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 12:47:24,662 INFO  L396      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 12:47:24,662 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 12:47:24,663 INFO  L85        PathProgramCache]: Analyzing trace with hash 24490876, now seen corresponding path program 1 times
[2024-11-13 12:47:24,663 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-13 12:47:24,663 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [876233002]
[2024-11-13 12:47:24,663 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 12:47:24,663 INFO  L173          SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-13 12:47:24,663 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/mathsat
[2024-11-13 12:47:24,665 INFO  L229       MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-13 12:47:24,667 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b28add-51d8-4e34-a63c-958eaa1fdf5d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process
[2024-11-13 12:47:26,954 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 12:47:26,995 INFO  L255         TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 43 conjuncts are in the unsatisfiable core
[2024-11-13 12:47:27,003 INFO  L278         TraceCheckSpWp]: Computing forward predicates...