./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-84.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version d790fecc
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-84.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7aa7b40afd745d6b11fb7961b18fb49ff63e465273ad6411781c67404da0d0d9
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 10:19:25,286 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 10:19:25,343 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-12-02 10:19:25,348 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 10:19:25,348 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 10:19:25,370 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 10:19:25,370 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 10:19:25,370 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 10:19:25,371 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 10:19:25,371 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 10:19:25,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 10:19:25,371 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 10:19:25,371 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 10:19:25,371 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 10:19:25,372 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 10:19:25,372 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 10:19:25,372 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 10:19:25,372 INFO L153 SettingsManager]: * sizeof long=4
[2024-12-02 10:19:25,372 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 10:19:25,372 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-12-02 10:19:25,372 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 10:19:25,372 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 10:19:25,372 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 10:19:25,372 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 10:19:25,372 INFO L153 SettingsManager]: * sizeof long double=12
[2024-12-02 10:19:25,373 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 10:19:25,373 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 10:19:25,373 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 10:19:25,373 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 10:19:25,373 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 10:19:25,373 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 10:19:25,373 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 10:19:25,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 10:19:25,373 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 10:19:25,373 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 10:19:25,373 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 10:19:25,373 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 10:19:25,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 10:19:25,374 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 10:19:25,374 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 10:19:25,374 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 10:19:25,374 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 10:19:25,374 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-12-02 10:19:25,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-12-02 10:19:25,374 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 10:19:25,374 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 10:19:25,374 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 10:19:25,374 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 10:19:25,374 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_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7aa7b40afd745d6b11fb7961b18fb49ff63e465273ad6411781c67404da0d0d9
[2024-12-02 10:19:25,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 10:19:25,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 10:19:25,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 10:19:25,619 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 10:19:25,619 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 10:19:25,620 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-84.i
[2024-12-02 10:19:28,545 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/data/0f4b33a6b/68343f6ea0c8405da51d3043346b6ca9/FLAGc708e645d
[2024-12-02 10:19:28,722 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 10:19:28,722 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-84.i
[2024-12-02 10:19:28,729 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/data/0f4b33a6b/68343f6ea0c8405da51d3043346b6ca9/FLAGc708e645d
[2024-12-02 10:19:29,090 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/data/0f4b33a6b/68343f6ea0c8405da51d3043346b6ca9
[2024-12-02 10:19:29,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 10:19:29,093 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 10:19:29,094 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 10:19:29,094 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 10:19:29,098 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 10:19:29,098 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:19:29" (1/1) ...
[2024-12-02 10:19:29,099 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4be6f832 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:29, skipping insertion in model container
[2024-12-02 10:19:29,099 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:19:29" (1/1) ...
[2024-12-02 10:19:29,112 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 10:19:29,212 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_745cd66a-783a-4917-8e4a-c40f06eeb3a0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-84.i[913,926]
[2024-12-02 10:19:29,259 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 10:19:29,267 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 10:19:29,276 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_745cd66a-783a-4917-8e4a-c40f06eeb3a0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-84.i[913,926]
[2024-12-02 10:19:29,299 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 10:19:29,312 INFO L204 MainTranslator]: Completed translation
[2024-12-02 10:19:29,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:29 WrapperNode
[2024-12-02 10:19:29,313 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 10:19:29,314 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 10:19:29,314 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 10:19:29,314 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 10:19:29,321 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:29" (1/1) ...
[2024-12-02 10:19:29,330 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:29" (1/1) ...
[2024-12-02 10:19:29,360 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 116
[2024-12-02 10:19:29,360 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 10:19:29,361 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 10:19:29,361 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 10:19:29,361 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 10:19:29,372 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:29" (1/1) ...
[2024-12-02 10:19:29,372 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:29" (1/1) ...
[2024-12-02 10:19:29,376 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:29" (1/1) ...
[2024-12-02 10:19:29,394 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-12-02 10:19:29,394 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:29" (1/1) ...
[2024-12-02 10:19:29,394 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:29" (1/1) ...
[2024-12-02 10:19:29,402 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:29" (1/1) ...
[2024-12-02 10:19:29,403 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:29" (1/1) ...
[2024-12-02 10:19:29,406 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:29" (1/1) ...
[2024-12-02 10:19:29,408 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:29" (1/1) ...
[2024-12-02 10:19:29,410 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:29" (1/1) ...
[2024-12-02 10:19:29,414 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 10:19:29,414 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 10:19:29,415 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 10:19:29,415 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 10:19:29,416 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:29" (1/1) ...
[2024-12-02 10:19:29,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 10:19:29,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 10:19:29,451 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 10:19:29,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 10:19:29,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 10:19:29,481 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-12-02 10:19:29,481 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-12-02 10:19:29,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-12-02 10:19:29,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 10:19:29,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 10:19:29,550 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 10:19:29,551 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 10:19:29,798 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live.
[2024-12-02 10:19:29,798 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 10:19:29,808 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 10:19:29,808 INFO L312 CfgBuilder]: Removed 2 assume(true) statements.
[2024-12-02 10:19:29,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:19:29 BoogieIcfgContainer
[2024-12-02 10:19:29,809 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 10:19:29,811 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 10:19:29,811 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 10:19:29,816 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 10:19:29,816 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:19:29" (1/3) ...
[2024-12-02 10:19:29,817 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1996c98f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:19:29, skipping insertion in model container
[2024-12-02 10:19:29,817 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:29" (2/3) ...
[2024-12-02 10:19:29,817 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1996c98f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:19:29, skipping insertion in model container
[2024-12-02 10:19:29,817 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:19:29" (3/3) ...
[2024-12-02 10:19:29,818 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-84.i
[2024-12-02 10:19:29,832 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 10:19:29,833 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-84.i that has 2 procedures, 55 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-12-02 10:19:29,891 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 10:19:29,905 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;@3a4ca496, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 10:19:29,905 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-12-02 10:19:29,909 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 32 states have (on average 1.3125) internal successors, (42), 33 states have internal predecessors, (42), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-12-02 10:19:29,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125
[2024-12-02 10:19:29,921 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 10:19:29,922 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 10:19:29,922 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 10:19:29,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 10:19:29,929 INFO L85 PathProgramCache]: Analyzing trace with hash 1711375037, now seen corresponding path program 1 times
[2024-12-02 10:19:29,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 10:19:29,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088533365]
[2024-12-02 10:19:29,938 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:19:29,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 10:19:30,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 10:19:30,185 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked.
[2024-12-02 10:19:30,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 10:19:30,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088533365]
[2024-12-02 10:19:30,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088533365] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 10:19:30,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1553832563]
[2024-12-02 10:19:30,186 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:19:30,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 10:19:30,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 10:19:30,189 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 10:19:30,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-12-02 10:19:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 10:19:30,321 INFO L256 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-12-02 10:19:30,328 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 10:19:30,352 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked.
[2024-12-02 10:19:30,352 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 10:19:30,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1553832563] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 10:19:30,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-12-02 10:19:30,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2
[2024-12-02 10:19:30,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652942285]
[2024-12-02 10:19:30,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 10:19:30,360 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-12-02 10:19:30,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 10:19:30,378 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-12-02 10:19:30,379 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 10:19:30,380 INFO L87 Difference]: Start difference. First operand has 55 states, 32 states have (on average 1.3125) internal successors, (42), 33 states have internal predecessors, (42), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20)
[2024-12-02 10:19:30,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 10:19:30,398 INFO L93 Difference]: Finished difference Result 103 states and 178 transitions.
[2024-12-02 10:19:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-12-02 10:19:30,399 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 124
[2024-12-02 10:19:30,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 10:19:30,405 INFO L225 Difference]: With dead ends: 103
[2024-12-02 10:19:30,405 INFO L226 Difference]: Without dead ends: 51
[2024-12-02 10:19:30,408 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 10:19:30,411 INFO L435 NwaCegarLoop]: 75 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, 75 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 10:19:30,411 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 10:19:30,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states.
[2024-12-02 10:19:30,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51.
[2024-12-02 10:19:30,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 29 states have (on average 1.206896551724138) internal successors, (35), 29 states have internal predecessors, (35), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-12-02 10:19:30,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 75 transitions.
[2024-12-02 10:19:30,448 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 75 transitions. Word has length 124
[2024-12-02 10:19:30,449 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 10:19:30,449 INFO L471 AbstractCegarLoop]: Abstraction has 51 states and 75 transitions.
[2024-12-02 10:19:30,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20)
[2024-12-02 10:19:30,449 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions.
[2024-12-02 10:19:30,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125
[2024-12-02 10:19:30,452 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 10:19:30,453 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 10:19:30,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-12-02 10:19:30,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0
[2024-12-02 10:19:30,653 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 10:19:30,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 10:19:30,654 INFO L85 PathProgramCache]: Analyzing trace with hash 694659133, now seen corresponding path program 1 times
[2024-12-02 10:19:30,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 10:19:30,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884223725]
[2024-12-02 10:19:30,655 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:19:30,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 10:19:30,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-12-02 10:19:30,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [432067746]
[2024-12-02 10:19:30,797 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:19:30,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 10:19:30,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 10:19:30,799 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 10:19:30,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-12-02 10:19:30,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 10:19:30,957 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 10:19:31,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 10:19:31,067 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-12-02 10:19:31,068 INFO L340 BasicCegarLoop]: Counterexample is feasible
[2024-12-02 10:19:31,069 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-12-02 10:19:31,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2024-12-02 10:19:31,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1
[2024-12-02 10:19:31,274 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1]
[2024-12-02 10:19:31,354 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-12-02 10:19:31,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 10:19:31 BoogieIcfgContainer
[2024-12-02 10:19:31,358 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-12-02 10:19:31,358 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-12-02 10:19:31,358 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-12-02 10:19:31,359 INFO L274 PluginConnector]: Witness Printer initialized
[2024-12-02 10:19:31,359 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:19:29" (3/4) ...
[2024-12-02 10:19:31,362 INFO L149 WitnessPrinter]: No result that supports witness generation found
[2024-12-02 10:19:31,363 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-12-02 10:19:31,364 INFO L158 Benchmark]: Toolchain (without parser) took 2270.46ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 84.2MB in the end (delta: 8.2MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB.
[2024-12-02 10:19:31,364 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 10:19:31,365 INFO L158 Benchmark]: CACSL2BoogieTranslator took 219.17ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 79.0MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-12-02 10:19:31,365 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.17ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 76.1MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 10:19:31,365 INFO L158 Benchmark]: Boogie Preprocessor took 53.12ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 70.9MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 10:19:31,366 INFO L158 Benchmark]: RCFGBuilder took 394.52ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 52.1MB in the end (delta: 18.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-12-02 10:19:31,366 INFO L158 Benchmark]: TraceAbstraction took 1546.42ms. Allocated memory is still 117.4MB. Free memory was 51.4MB in the beginning and 85.0MB in the end (delta: -33.6MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB.
[2024-12-02 10:19:31,366 INFO L158 Benchmark]: Witness Printer took 4.71ms. Allocated memory is still 117.4MB. Free memory was 85.0MB in the beginning and 84.2MB in the end (delta: 767.9kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 10:19:31,368 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.23ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 219.17ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 79.0MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 46.17ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 76.1MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 53.12ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 70.9MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* RCFGBuilder took 394.52ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 52.1MB in the end (delta: 18.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 1546.42ms. Allocated memory is still 117.4MB. Free memory was 51.4MB in the beginning and 85.0MB in the end (delta: -33.6MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB.
* Witness Printer took 4.71ms. Allocated memory is still 117.4MB. Free memory was 85.0MB in the beginning and 84.2MB in the end (delta: 767.9kB). There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable
Unable to prove that a call to reach_error is unreachable
Reason: overapproximation of someBinaryFLOATComparisonOperation at line 93, overapproximation of someBinaryFLOATComparisonOperation at line 100.
Possible FailurePath:
[L21] unsigned char isInitial = 0;
[L22] unsigned char var_1_1 = 128;
[L23] unsigned char var_1_4 = 25;
[L24] unsigned char var_1_5 = 64;
[L25] unsigned char var_1_6 = 8;
[L26] unsigned char var_1_7 = 0;
[L27] unsigned short int var_1_8 = 64;
[L28] unsigned char var_1_9 = 1;
[L29] unsigned short int var_1_10 = 27843;
[L30] signed short int var_1_11 = -4;
[L31] unsigned char var_1_13 = 128;
[L32] unsigned char var_1_14 = 5;
[L33] signed short int var_1_15 = 28020;
[L34] signed short int var_1_16 = 128;
[L35] float var_1_17 = 10000000000000.926;
[L36] float var_1_18 = 1000000.6;
[L37] unsigned short int last_1_var_1_8 = 64;
[L38] signed short int last_1_var_1_11 = -4;
VAL [isInitial=0, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=25, var_1_5=64, var_1_6=8, var_1_7=0, var_1_8=64, var_1_9=1]
[L104] isInitial = 1
[L105] FCALL initially()
[L107] CALL updateLastVariables()
[L96] last_1_var_1_8 = var_1_8
[L97] last_1_var_1_11 = var_1_11
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=25, var_1_5=64, var_1_6=8, var_1_7=0, var_1_8=64, var_1_9=1]
[L107] RET updateLastVariables()
[L108] CALL updateVariables()
[L64] var_1_4 = __VERIFIER_nondet_uchar()
[L65] CALL assume_abort_if_not(var_1_4 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_5=64, var_1_6=8, var_1_7=0, var_1_8=64, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_5=64, var_1_6=8, var_1_7=0, var_1_8=64, var_1_9=1]
[L65] RET assume_abort_if_not(var_1_4 >= 0)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_5=64, var_1_6=8, var_1_7=0, var_1_8=64, var_1_9=1]
[L66] CALL assume_abort_if_not(var_1_4 <= 127)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=64, var_1_6=8, var_1_7=0, var_1_8=64, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=64, var_1_6=8, var_1_7=0, var_1_8=64, var_1_9=1]
[L66] RET assume_abort_if_not(var_1_4 <= 127)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=64, var_1_6=8, var_1_7=0, var_1_8=64, var_1_9=1]
[L67] var_1_5 = __VERIFIER_nondet_uchar()
[L68] CALL assume_abort_if_not(var_1_5 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_6=8, var_1_7=0, var_1_8=64, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_6=8, var_1_7=0, var_1_8=64, var_1_9=1]
[L68] RET assume_abort_if_not(var_1_5 >= 0)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_6=8, var_1_7=0, var_1_8=64, var_1_9=1]
[L69] CALL assume_abort_if_not(var_1_5 <= 127)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=8, var_1_7=0, var_1_8=64, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=8, var_1_7=0, var_1_8=64, var_1_9=1]
[L69] RET assume_abort_if_not(var_1_5 <= 127)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=8, var_1_7=0, var_1_8=64, var_1_9=1]
[L70] var_1_6 = __VERIFIER_nondet_uchar()
[L71] CALL assume_abort_if_not(var_1_6 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_7=0, var_1_8=64, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_7=0, var_1_8=64, var_1_9=1]
[L71] RET assume_abort_if_not(var_1_6 >= 0)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_7=0, var_1_8=64, var_1_9=1]
[L72] CALL assume_abort_if_not(var_1_6 <= 127)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=0, var_1_8=64, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=0, var_1_8=64, var_1_9=1]
[L72] RET assume_abort_if_not(var_1_6 <= 127)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=0, var_1_8=64, var_1_9=1]
[L73] var_1_7 = __VERIFIER_nondet_uchar()
[L74] CALL assume_abort_if_not(var_1_7 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_8=64, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_8=64, var_1_9=1]
[L74] RET assume_abort_if_not(var_1_7 >= 0)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_8=64, var_1_9=1]
[L75] CALL assume_abort_if_not(var_1_7 <= 127)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L75] RET assume_abort_if_not(var_1_7 <= 127)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L76] var_1_9 = __VERIFIER_nondet_uchar()
[L77] CALL assume_abort_if_not(var_1_9 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64]
[L77] RET assume_abort_if_not(var_1_9 >= 0)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64]
[L78] CALL assume_abort_if_not(var_1_9 <= 1)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L78] RET assume_abort_if_not(var_1_9 <= 1)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=27843, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L79] var_1_10 = __VERIFIER_nondet_ushort()
[L80] CALL assume_abort_if_not(var_1_10 >= 16383)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L80] RET assume_abort_if_not(var_1_10 >= 16383)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L81] CALL assume_abort_if_not(var_1_10 <= 32767)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L81] RET assume_abort_if_not(var_1_10 <= 32767)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L82] var_1_13 = __VERIFIER_nondet_uchar()
[L83] CALL assume_abort_if_not(var_1_13 >= 127)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L83] RET assume_abort_if_not(var_1_13 >= 127)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L84] CALL assume_abort_if_not(var_1_13 <= 255)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L84] RET assume_abort_if_not(var_1_13 <= 255)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=5, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L85] var_1_14 = __VERIFIER_nondet_uchar()
[L86] CALL assume_abort_if_not(var_1_14 >= 1)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L86] RET assume_abort_if_not(var_1_14 >= 1)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L87] CALL assume_abort_if_not(var_1_14 <= 126)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L87] RET assume_abort_if_not(var_1_14 <= 126)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L88] CALL assume_abort_if_not(var_1_14 != 127)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L88] RET assume_abort_if_not(var_1_14 != 127)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=28020, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L89] var_1_15 = __VERIFIER_nondet_short()
[L90] CALL assume_abort_if_not(var_1_15 >= 16383)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=16383, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=16383, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L90] RET assume_abort_if_not(var_1_15 >= 16383)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=16383, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L91] CALL assume_abort_if_not(var_1_15 <= 32766)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=16383, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=16383, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L91] RET assume_abort_if_not(var_1_15 <= 32766)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=16383, var_1_16=128, var_1_17=5000000000000463/500, var_1_18=5000003/5, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L92] var_1_18 = __VERIFIER_nondet_float()
[L93] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=16383, var_1_16=128, var_1_17=5000000000000463/500, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=16383, var_1_16=128, var_1_17=5000000000000463/500, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L93] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=16383, var_1_16=128, var_1_17=5000000000000463/500, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L108] RET updateVariables()
[L109] CALL step()
[L42] signed long int stepLocal_0 = last_1_var_1_11;
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, stepLocal_0=-4, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=16383, var_1_16=128, var_1_17=5000000000000463/500, var_1_1=128, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L43] COND TRUE stepLocal_0 != last_1_var_1_8
[L44] var_1_1 = (var_1_4 + ((((((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6)))) > (var_1_7)) ? (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6)))) : (var_1_7))))
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=16383, var_1_16=128, var_1_17=5000000000000463/500, var_1_1=25, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=64, var_1_9=1]
[L48] COND TRUE \read(var_1_9)
[L49] var_1_8 = ((var_1_10 + 23103) - (32 + var_1_6))
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=16383, var_1_16=128, var_1_17=5000000000000463/500, var_1_1=25, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=39430, var_1_9=1]
[L51] COND TRUE ! (var_1_5 > var_1_10)
[L52] var_1_16 = (32 - 8)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=16383, var_1_16=24, var_1_17=5000000000000463/500, var_1_1=25, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=39430, var_1_9=1]
[L56] var_1_17 = var_1_18
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=16383, var_1_16=24, var_1_17=2, var_1_18=2, var_1_1=25, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=39430, var_1_9=1]
[L57] COND FALSE !(var_1_1 < var_1_16)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=16383, var_1_16=24, var_1_17=2, var_1_18=2, var_1_1=25, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=39430, var_1_9=1]
[L109] RET step()
[L110] CALL, EXPR property()
[L100-L101] return (((((last_1_var_1_11 != last_1_var_1_8) ? (var_1_1 == ((unsigned char) (var_1_4 + ((((((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6)))) > (var_1_7)) ? (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6)))) : (var_1_7)))))) : (var_1_1 == ((unsigned char) var_1_4))) && (var_1_9 ? (var_1_8 == ((unsigned short int) ((var_1_10 + 23103) - (32 + var_1_6)))) : 1)) && ((var_1_1 < var_1_16) ? ((((- 8) / (var_1_13 - var_1_14)) >= var_1_6) ? (var_1_11 == ((signed short int) (var_1_16 - (var_1_15 - var_1_14)))) : 1) : 1)) && ((! (var_1_5 > var_1_10)) ? (var_1_16 == ((signed short int) (32 - 8))) : (var_1_16 == ((signed short int) (var_1_13 - var_1_4))))) && (var_1_17 == ((float) var_1_18))
;
VAL [\result=0, isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=16383, var_1_16=24, var_1_17=2, var_1_18=2, var_1_1=25, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=39430, var_1_9=1]
[L110] RET, EXPR property()
[L110] CALL __VERIFIER_assert(property())
[L19] COND TRUE !(cond)
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=16383, var_1_16=24, var_1_17=2, var_1_18=2, var_1_1=25, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=39430, var_1_9=1]
[L19] reach_error()
VAL [isInitial=1, last_1_var_1_11=-4, last_1_var_1_8=64, var_1_10=-49153, var_1_11=-4, var_1_13=128, var_1_14=125, var_1_15=16383, var_1_16=24, var_1_17=2, var_1_18=2, var_1_1=25, var_1_4=512, var_1_5=24, var_1_6=280, var_1_7=-231, var_1_8=39430, var_1_9=1]
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 75 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 75 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 125 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 496 NumberOfCodeBlocks, 496 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 246 ConstructedInterpolants, 0 QuantifiedInterpolants, 246 SizeOfPredicates, 0 NumberOfNonLiveVariables, 282 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1482/1520 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-12-02 10:19:31,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
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_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-84.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7aa7b40afd745d6b11fb7961b18fb49ff63e465273ad6411781c67404da0d0d9
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 10:19:33,516 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 10:19:33,610 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-12-02 10:19:33,618 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 10:19:33,618 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 10:19:33,647 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 10:19:33,648 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 10:19:33,648 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 10:19:33,648 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 10:19:33,648 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 10:19:33,648 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 10:19:33,649 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 10:19:33,649 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 10:19:33,649 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 10:19:33,649 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 10:19:33,649 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 10:19:33,649 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 10:19:33,650 INFO L153 SettingsManager]: * sizeof long=4
[2024-12-02 10:19:33,650 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-12-02 10:19:33,650 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 10:19:33,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 10:19:33,650 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 10:19:33,650 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 10:19:33,650 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-12-02 10:19:33,650 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-12-02 10:19:33,650 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-12-02 10:19:33,650 INFO L153 SettingsManager]: * sizeof long double=12
[2024-12-02 10:19:33,651 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 10:19:33,651 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 10:19:33,651 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 10:19:33,651 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 10:19:33,651 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 10:19:33,651 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 10:19:33,652 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 10:19:33,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 10:19:33,652 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 10:19:33,652 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 10:19:33,652 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 10:19:33,652 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 10:19:33,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 10:19:33,653 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 10:19:33,653 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 10:19:33,653 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 10:19:33,653 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 10:19:33,653 INFO L153 SettingsManager]: * Trace refinement strategy=FOX
[2024-12-02 10:19:33,653 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-12-02 10:19:33,653 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 10:19:33,653 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 10:19:33,653 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 10:19:33,653 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 10:19:33,653 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_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7aa7b40afd745d6b11fb7961b18fb49ff63e465273ad6411781c67404da0d0d9
[2024-12-02 10:19:33,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 10:19:33,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 10:19:33,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 10:19:33,949 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 10:19:33,950 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 10:19:33,951 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-84.i
[2024-12-02 10:19:37,041 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/data/ca92aa9fb/cb355a23b85c4e8d9e419a272ee41aab/FLAG5f88e1fbe
[2024-12-02 10:19:37,239 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 10:19:37,240 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-84.i
[2024-12-02 10:19:37,249 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/data/ca92aa9fb/cb355a23b85c4e8d9e419a272ee41aab/FLAG5f88e1fbe
[2024-12-02 10:19:37,265 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/data/ca92aa9fb/cb355a23b85c4e8d9e419a272ee41aab
[2024-12-02 10:19:37,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 10:19:37,269 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 10:19:37,270 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 10:19:37,270 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 10:19:37,276 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 10:19:37,276 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:19:37" (1/1) ...
[2024-12-02 10:19:37,277 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b6830ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37, skipping insertion in model container
[2024-12-02 10:19:37,278 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:19:37" (1/1) ...
[2024-12-02 10:19:37,296 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 10:19:37,451 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_745cd66a-783a-4917-8e4a-c40f06eeb3a0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-84.i[913,926]
[2024-12-02 10:19:37,498 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 10:19:37,513 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 10:19:37,525 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_745cd66a-783a-4917-8e4a-c40f06eeb3a0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-84.i[913,926]
[2024-12-02 10:19:37,548 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 10:19:37,567 INFO L204 MainTranslator]: Completed translation
[2024-12-02 10:19:37,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37 WrapperNode
[2024-12-02 10:19:37,568 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 10:19:37,569 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 10:19:37,569 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 10:19:37,569 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 10:19:37,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ...
[2024-12-02 10:19:37,585 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ...
[2024-12-02 10:19:37,609 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 115
[2024-12-02 10:19:37,610 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 10:19:37,610 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 10:19:37,610 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 10:19:37,610 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 10:19:37,621 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ...
[2024-12-02 10:19:37,621 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ...
[2024-12-02 10:19:37,624 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ...
[2024-12-02 10:19:37,638 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-12-02 10:19:37,638 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ...
[2024-12-02 10:19:37,638 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ...
[2024-12-02 10:19:37,646 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ...
[2024-12-02 10:19:37,647 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ...
[2024-12-02 10:19:37,651 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ...
[2024-12-02 10:19:37,653 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ...
[2024-12-02 10:19:37,654 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ...
[2024-12-02 10:19:37,657 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 10:19:37,658 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 10:19:37,658 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 10:19:37,658 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 10:19:37,660 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ...
[2024-12-02 10:19:37,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 10:19:37,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 10:19:37,693 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 10:19:37,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 10:19:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 10:19:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-12-02 10:19:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-12-02 10:19:37,722 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-12-02 10:19:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 10:19:37,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 10:19:37,788 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 10:19:37,789 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 10:19:38,064 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live.
[2024-12-02 10:19:38,064 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 10:19:38,076 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 10:19:38,076 INFO L312 CfgBuilder]: Removed 2 assume(true) statements.
[2024-12-02 10:19:38,076 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:19:38 BoogieIcfgContainer
[2024-12-02 10:19:38,077 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 10:19:38,079 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 10:19:38,079 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 10:19:38,085 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 10:19:38,085 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:19:37" (1/3) ...
[2024-12-02 10:19:38,086 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@342326fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:19:38, skipping insertion in model container
[2024-12-02 10:19:38,086 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (2/3) ...
[2024-12-02 10:19:38,086 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@342326fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:19:38, skipping insertion in model container
[2024-12-02 10:19:38,087 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:19:38" (3/3) ...
[2024-12-02 10:19:38,088 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-84.i
[2024-12-02 10:19:38,105 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 10:19:38,107 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-84.i that has 2 procedures, 55 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-12-02 10:19:38,152 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 10:19:38,161 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;@402ab1e5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 10:19:38,161 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-12-02 10:19:38,165 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 32 states have (on average 1.3125) internal successors, (42), 33 states have internal predecessors, (42), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-12-02 10:19:38,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125
[2024-12-02 10:19:38,176 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 10:19:38,177 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 10:19:38,178 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 10:19:38,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 10:19:38,183 INFO L85 PathProgramCache]: Analyzing trace with hash 1711375037, now seen corresponding path program 1 times
[2024-12-02 10:19:38,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 10:19:38,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1858571848]
[2024-12-02 10:19:38,194 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:19:38,194 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 10:19:38,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 10:19:38,196 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-12-02 10:19:38,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2024-12-02 10:19:38,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 10:19:38,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-12-02 10:19:38,469 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 10:19:38,502 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked.
[2024-12-02 10:19:38,502 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 10:19:38,503 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 10:19:38,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1858571848]
[2024-12-02 10:19:38,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1858571848] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 10:19:38,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 10:19:38,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 10:19:38,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671821807]
[2024-12-02 10:19:38,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 10:19:38,510 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-12-02 10:19:38,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 10:19:38,532 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-12-02 10:19:38,532 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 10:19:38,535 INFO L87 Difference]: Start difference. First operand has 55 states, 32 states have (on average 1.3125) internal successors, (42), 33 states have internal predecessors, (42), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20)
[2024-12-02 10:19:38,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 10:19:38,562 INFO L93 Difference]: Finished difference Result 103 states and 178 transitions.
[2024-12-02 10:19:38,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-12-02 10:19:38,564 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 124
[2024-12-02 10:19:38,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 10:19:38,570 INFO L225 Difference]: With dead ends: 103
[2024-12-02 10:19:38,570 INFO L226 Difference]: Without dead ends: 51
[2024-12-02 10:19:38,573 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 10:19:38,576 INFO L435 NwaCegarLoop]: 75 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, 75 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 10:19:38,577 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 10:19:38,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states.
[2024-12-02 10:19:38,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51.
[2024-12-02 10:19:38,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 29 states have (on average 1.206896551724138) internal successors, (35), 29 states have internal predecessors, (35), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-12-02 10:19:38,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 75 transitions.
[2024-12-02 10:19:38,619 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 75 transitions. Word has length 124
[2024-12-02 10:19:38,619 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 10:19:38,620 INFO L471 AbstractCegarLoop]: Abstraction has 51 states and 75 transitions.
[2024-12-02 10:19:38,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20)
[2024-12-02 10:19:38,620 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions.
[2024-12-02 10:19:38,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125
[2024-12-02 10:19:38,623 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 10:19:38,623 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 10:19:38,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0
[2024-12-02 10:19:38,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 10:19:38,824 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 10:19:38,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 10:19:38,825 INFO L85 PathProgramCache]: Analyzing trace with hash 694659133, now seen corresponding path program 1 times
[2024-12-02 10:19:38,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 10:19:38,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1703742168]
[2024-12-02 10:19:38,826 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:19:38,826 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 10:19:38,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 10:19:38,829 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-12-02 10:19:38,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process
[2024-12-02 10:19:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 10:19:39,043 INFO L256 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 17 conjuncts are in the unsatisfiable core
[2024-12-02 10:19:39,055 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 10:26:38,085 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked.
[2024-12-02 10:26:38,085 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 10:26:38,085 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 10:26:38,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1703742168]
[2024-12-02 10:26:38,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1703742168] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 10:26:38,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 10:26:38,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13
[2024-12-02 10:26:38,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910645670]
[2024-12-02 10:26:38,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 10:26:38,087 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2024-12-02 10:26:38,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 10:26:38,088 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2024-12-02 10:26:38,088 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182
[2024-12-02 10:26:38,088 INFO L87 Difference]: Start difference. First operand 51 states and 75 transitions. Second operand has 14 states, 14 states have (on average 2.142857142857143) internal successors, (30), 13 states have internal predecessors, (30), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20)
[2024-12-02 10:26:40,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 10:26:40,153 INFO L93 Difference]: Finished difference Result 149 states and 205 transitions.
[2024-12-02 10:26:40,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states.
[2024-12-02 10:26:40,154 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 2.142857142857143) internal successors, (30), 13 states have internal predecessors, (30), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) Word has length 124
[2024-12-02 10:26:40,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 10:26:40,156 INFO L225 Difference]: With dead ends: 149
[2024-12-02 10:26:40,156 INFO L226 Difference]: Without dead ends: 147
[2024-12-02 10:26:40,157 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=163, Invalid=437, Unknown=0, NotChecked=0, Total=600
[2024-12-02 10:26:40,158 INFO L435 NwaCegarLoop]: 43 mSDtfsCounter, 193 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 325 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 325 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time
[2024-12-02 10:26:40,158 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 335 Invalid, 380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 325 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time]
[2024-12-02 10:26:40,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states.
[2024-12-02 10:26:40,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 108.
[2024-12-02 10:26:40,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 64 states have (on average 1.234375) internal successors, (79), 64 states have internal predecessors, (79), 40 states have call successors, (40), 3 states have call predecessors, (40), 3 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40)
[2024-12-02 10:26:40,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 159 transitions.
[2024-12-02 10:26:40,183 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 159 transitions. Word has length 124
[2024-12-02 10:26:40,184 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 10:26:40,184 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 159 transitions.
[2024-12-02 10:26:40,184 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 2.142857142857143) internal successors, (30), 13 states have internal predecessors, (30), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20)
[2024-12-02 10:26:40,184 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 159 transitions.
[2024-12-02 10:26:40,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125
[2024-12-02 10:26:40,185 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 10:26:40,185 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 10:26:40,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0
[2024-12-02 10:26:40,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 10:26:40,386 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 10:26:40,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 10:26:40,386 INFO L85 PathProgramCache]: Analyzing trace with hash -1825300801, now seen corresponding path program 1 times
[2024-12-02 10:26:40,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 10:26:40,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1048218951]
[2024-12-02 10:26:40,387 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:26:40,387 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 10:26:40,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 10:26:40,389 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-12-02 10:26:40,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process
[2024-12-02 10:26:40,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 10:26:40,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 7 conjuncts are in the unsatisfiable core
[2024-12-02 10:26:40,539 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 10:26:40,759 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 410 proven. 48 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked.
[2024-12-02 10:26:40,759 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 10:26:40,817 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 10:26:40,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1048218951]
[2024-12-02 10:26:40,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1048218951] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 10:26:40,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [137165055]
[2024-12-02 10:26:40,817 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:26:40,817 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt
[2024-12-02 10:26:40,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/cvc4
[2024-12-02 10:26:40,826 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null)
[2024-12-02 10:26:40,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process
[2024-12-02 10:26:41,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 10:26:41,258 INFO L256 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-12-02 10:26:41,261 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 10:26:41,366 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 399 proven. 27 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked.
[2024-12-02 10:26:41,366 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 10:26:41,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [137165055] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 10:26:41,383 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-12-02 10:26:41,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 8
[2024-12-02 10:26:41,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829032393]
[2024-12-02 10:26:41,383 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-12-02 10:26:41,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-12-02 10:26:41,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 10:26:41,384 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-12-02 10:26:41,385 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72
[2024-12-02 10:26:41,385 INFO L87 Difference]: Start difference. First operand 108 states and 159 transitions. Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 3 states have call successors, (28), 3 states have call predecessors, (28), 5 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29)
[2024-12-02 10:26:41,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 10:26:41,636 INFO L93 Difference]: Finished difference Result 233 states and 331 transitions.
[2024-12-02 10:26:41,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2024-12-02 10:26:41,639 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 3 states have call successors, (28), 3 states have call predecessors, (28), 5 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 124
[2024-12-02 10:26:41,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 10:26:41,641 INFO L225 Difference]: With dead ends: 233
[2024-12-02 10:26:41,641 INFO L226 Difference]: Without dead ends: 128
[2024-12-02 10:26:41,642 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132
[2024-12-02 10:26:41,642 INFO L435 NwaCegarLoop]: 49 mSDtfsCounter, 56 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2024-12-02 10:26:41,642 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 110 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2024-12-02 10:26:41,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states.
[2024-12-02 10:26:41,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 124.
[2024-12-02 10:26:41,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 76 states have (on average 1.1578947368421053) internal successors, (88), 76 states have internal predecessors, (88), 40 states have call successors, (40), 7 states have call predecessors, (40), 7 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40)
[2024-12-02 10:26:41,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 168 transitions.
[2024-12-02 10:26:41,658 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 168 transitions. Word has length 124
[2024-12-02 10:26:41,658 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 10:26:41,659 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 168 transitions.
[2024-12-02 10:26:41,659 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 3 states have call successors, (28), 3 states have call predecessors, (28), 5 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29)
[2024-12-02 10:26:41,659 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 168 transitions.
[2024-12-02 10:26:41,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125
[2024-12-02 10:26:41,660 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 10:26:41,660 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 10:26:41,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0
[2024-12-02 10:26:41,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0
[2024-12-02 10:26:42,061 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt
[2024-12-02 10:26:42,061 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 10:26:42,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 10:26:42,061 INFO L85 PathProgramCache]: Analyzing trace with hash -114687493, now seen corresponding path program 1 times
[2024-12-02 10:26:42,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 10:26:42,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1082039745]
[2024-12-02 10:26:42,062 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:26:42,062 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 10:26:42,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 10:26:42,063 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-12-02 10:26:42,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process
[2024-12-02 10:26:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 10:26:42,202 INFO L256 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 17 conjuncts are in the unsatisfiable core
[2024-12-02 10:26:42,204 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 10:33:23,551 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked.
[2024-12-02 10:33:23,551 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 10:33:23,551 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 10:33:23,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1082039745]
[2024-12-02 10:33:23,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1082039745] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 10:33:23,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 10:33:23,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13
[2024-12-02 10:33:23,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997681752]
[2024-12-02 10:33:23,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 10:33:23,552 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2024-12-02 10:33:23,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 10:33:23,553 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2024-12-02 10:33:23,553 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182
[2024-12-02 10:33:23,553 INFO L87 Difference]: Start difference. First operand 124 states and 168 transitions. Second operand has 14 states, 14 states have (on average 2.142857142857143) internal successors, (30), 13 states have internal predecessors, (30), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20)
[2024-12-02 10:33:25,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 10:33:25,686 INFO L93 Difference]: Finished difference Result 157 states and 203 transitions.
[2024-12-02 10:33:25,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states.
[2024-12-02 10:33:25,687 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 2.142857142857143) internal successors, (30), 13 states have internal predecessors, (30), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) Word has length 124
[2024-12-02 10:33:25,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 10:33:25,689 INFO L225 Difference]: With dead ends: 157
[2024-12-02 10:33:25,689 INFO L226 Difference]: Without dead ends: 155
[2024-12-02 10:33:25,690 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=163, Invalid=437, Unknown=0, NotChecked=0, Total=600
[2024-12-02 10:33:25,691 INFO L435 NwaCegarLoop]: 49 mSDtfsCounter, 88 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 433 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 484 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 433 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time
[2024-12-02 10:33:25,691 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 430 Invalid, 484 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 433 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time]
[2024-12-02 10:33:25,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states.
[2024-12-02 10:33:25,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 124.
[2024-12-02 10:33:25,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 76 states have (on average 1.1578947368421053) internal successors, (88), 76 states have internal predecessors, (88), 40 states have call successors, (40), 7 states have call predecessors, (40), 7 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40)
[2024-12-02 10:33:25,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 168 transitions.
[2024-12-02 10:33:25,712 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 168 transitions. Word has length 124
[2024-12-02 10:33:25,713 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 10:33:25,713 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 168 transitions.
[2024-12-02 10:33:25,713 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 2.142857142857143) internal successors, (30), 13 states have internal predecessors, (30), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20)
[2024-12-02 10:33:25,713 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 168 transitions.
[2024-12-02 10:33:25,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125
[2024-12-02 10:33:25,715 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 10:33:25,715 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 10:33:25,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0
[2024-12-02 10:33:25,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 10:33:25,916 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 10:33:25,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 10:33:25,916 INFO L85 PathProgramCache]: Analyzing trace with hash 1374717503, now seen corresponding path program 1 times
[2024-12-02 10:33:25,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 10:33:25,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1304780753]
[2024-12-02 10:33:25,916 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:33:25,916 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 10:33:25,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 10:33:25,918 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-12-02 10:33:25,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process
[2024-12-02 10:33:26,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 10:33:26,054 INFO L256 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-12-02 10:33:26,055 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 10:33:26,205 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked.
[2024-12-02 10:33:26,205 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 10:33:26,205 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 10:33:26,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1304780753]
[2024-12-02 10:33:26,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1304780753] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 10:33:26,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 10:33:26,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-12-02 10:33:26,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494385172]
[2024-12-02 10:33:26,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 10:33:26,206 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-12-02 10:33:26,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 10:33:26,207 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-12-02 10:33:26,207 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-12-02 10:33:26,207 INFO L87 Difference]: Start difference. First operand 124 states and 168 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20)
[2024-12-02 10:33:26,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 10:33:26,357 INFO L93 Difference]: Finished difference Result 250 states and 335 transitions.
[2024-12-02 10:33:26,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-12-02 10:33:26,362 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 124
[2024-12-02 10:33:26,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 10:33:26,363 INFO L225 Difference]: With dead ends: 250
[2024-12-02 10:33:26,363 INFO L226 Difference]: Without dead ends: 129
[2024-12-02 10:33:26,363 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2024-12-02 10:33:26,364 INFO L435 NwaCegarLoop]: 72 mSDtfsCounter, 51 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 279 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-12-02 10:33:26,364 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 279 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-12-02 10:33:26,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states.
[2024-12-02 10:33:26,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 120.
[2024-12-02 10:33:26,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 72 states have (on average 1.125) internal successors, (81), 72 states have internal predecessors, (81), 40 states have call successors, (40), 7 states have call predecessors, (40), 7 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40)
[2024-12-02 10:33:26,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 161 transitions.
[2024-12-02 10:33:26,384 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 161 transitions. Word has length 124
[2024-12-02 10:33:26,384 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 10:33:26,385 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 161 transitions.
[2024-12-02 10:33:26,385 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20)
[2024-12-02 10:33:26,385 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 161 transitions.
[2024-12-02 10:33:26,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126
[2024-12-02 10:33:26,387 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 10:33:26,387 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 10:33:26,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0
[2024-12-02 10:33:26,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 10:33:26,587 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 10:33:26,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 10:33:26,588 INFO L85 PathProgramCache]: Analyzing trace with hash -175963654, now seen corresponding path program 1 times
[2024-12-02 10:33:26,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 10:33:26,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [914493328]
[2024-12-02 10:33:26,588 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:33:26,588 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 10:33:26,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 10:33:26,590 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-12-02 10:33:26,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745cd66a-783a-4917-8e4a-c40f06eeb3a0/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process
[2024-12-02 10:33:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 10:33:26,737 INFO L256 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 17 conjuncts are in the unsatisfiable core
[2024-12-02 10:33:26,739 INFO L279 TraceCheckSpWp]: Computing forward predicates...