./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound50.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/egcd-ll_valuebound50.yml/witness-2.1.yml --architecture 32bit


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


Checking for ERROR reachability
Using default analysis
Version a9b967e5
Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound50.c ../results/automizer-verification-files/SV-COMP24_unreach-call/egcd-ll_valuebound50.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-a9b967e-m
[2024-09-11 20:49:14,962 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-09-11 20:49:15,021 INFO  L114        SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf
[2024-09-11 20:49:15,027 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-09-11 20:49:15,028 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-11 20:49:15,044 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-11 20:49:15,045 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-11 20:49:15,045 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-11 20:49:15,046 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-11 20:49:15,047 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-09-11 20:49:15,047 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-11 20:49:15,048 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-11 20:49:15,048 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-11 20:49:15,048 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-09-11 20:49:15,048 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-09-11 20:49:15,049 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-11 20:49:15,049 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-09-11 20:49:15,049 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-09-11 20:49:15,049 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-09-11 20:49:15,050 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-09-11 20:49:15,050 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-09-11 20:49:15,053 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-09-11 20:49:15,053 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-11 20:49:15,053 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-09-11 20:49:15,053 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-09-11 20:49:15,054 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-09-11 20:49:15,054 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-09-11 20:49:15,054 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-09-11 20:49:15,054 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-11 20:49:15,054 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-09-11 20:49:15,055 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-09-11 20:49:15,055 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-09-11 20:49:15,055 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-11 20:49:15,055 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-11 20:49:15,055 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-09-11 20:49:15,056 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-11 20:49:15,056 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-09-11 20:49:15,056 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-09-11 20:49:15,059 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-11 20:49:15,059 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-11 20:49:15,059 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-09-11 20:49:15,059 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-11 20:49:15,060 INFO  L153        SettingsManager]:  * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-11 20:49:15,260 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-11 20:49:15,280 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-11 20:49:15,283 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-11 20:49:15,284 INFO  L270        PluginConnector]: Initializing Witness Parser...
[2024-09-11 20:49:15,285 INFO  L274        PluginConnector]: Witness Parser initialized
[2024-09-11 20:49:15,286 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/egcd-ll_valuebound50.yml/witness-2.1.yml
[2024-09-11 20:49:15,361 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-09-11 20:49:15,361 INFO  L274        PluginConnector]: CDTParser initialized
[2024-09-11 20:49:15,361 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound50.c
[2024-09-11 20:49:16,569 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-09-11 20:49:16,728 INFO  L384              CDTParser]: Found 1 translation units.
[2024-09-11 20:49:16,728 INFO  L180              CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound50.c
[2024-09-11 20:49:16,734 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/0d46321e3/580ac109664c41fc9cb688d8368247ac/FLAG15d98e953
[2024-09-11 20:49:17,152 INFO  L435              CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/0d46321e3/580ac109664c41fc9cb688d8368247ac
[2024-09-11 20:49:17,152 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-11 20:49:17,153 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-11 20:49:17,154 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-11 20:49:17,154 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-11 20:49:17,158 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-11 20:49:17,159 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:49:15" (1/2) ...
[2024-09-11 20:49:17,160 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a27f0a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:49:17, skipping insertion in model container
[2024-09-11 20:49:17,160 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:49:15" (1/2) ...
[2024-09-11 20:49:17,161 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b34d437 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:49:17, skipping insertion in model container
[2024-09-11 20:49:17,161 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:49:17" (2/2) ...
[2024-09-11 20:49:17,162 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a27f0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:17, skipping insertion in model container
[2024-09-11 20:49:17,162 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:49:17" (2/2) ...
[2024-09-11 20:49:17,167 INFO  L93    nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-11 20:49:17,167 INFO  L1541             ArrayList]: Loop invariant at [L35-L52] (((((__int128) p * s) == (((__int128) q * r) + 1)) && (((((__int128) r * y) + b) + ((__int128) p * x)) == ((a + ((__int128) s * y)) + ((__int128) q * x)))) && ((((__int128) r * y) + ((__int128) p * x)) == a))
[2024-09-11 20:49:17,168 INFO  L1541             ArrayList]: Function contract at [L10]: requires (1 <= \old(cond)), ensures (1 <= \old(cond))
[2024-09-11 20:49:17,186 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-09-11 20:49:17,298 WARN  L247   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound50.c[489,502]
[2024-09-11 20:49:17,319 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-09-11 20:49:17,326 INFO  L200         MainTranslator]: Completed pre-run
Start Parsing Global
Start Parsing Global
[2024-09-11 20:49:17,360 WARN  L247   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound50.c[489,502]
Start Parsing Local
[2024-09-11 20:49:17,374 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-09-11 20:49:17,389 INFO  L204         MainTranslator]: Completed translation
[2024-09-11 20:49:17,390 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:17 WrapperNode
[2024-09-11 20:49:17,390 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-11 20:49:17,391 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-11 20:49:17,391 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-11 20:49:17,391 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-09-11 20:49:17,402 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:17" (1/1) ...
[2024-09-11 20:49:17,402 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:17" (1/1) ...
[2024-09-11 20:49:17,407 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:17" (1/1) ...
[2024-09-11 20:49:17,418 WARN  L109           MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification
[2024-09-11 20:49:17,418 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:17" (1/1) ...
[2024-09-11 20:49:17,419 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:17" (1/1) ...
[2024-09-11 20:49:17,425 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:17" (1/1) ...
[2024-09-11 20:49:17,428 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:17" (1/1) ...
[2024-09-11 20:49:17,429 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:17" (1/1) ...
[2024-09-11 20:49:17,430 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:17" (1/1) ...
[2024-09-11 20:49:17,433 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-11 20:49:17,434 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-11 20:49:17,434 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-09-11 20:49:17,436 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-09-11 20:49:17,437 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:17" (1/1) ...
[2024-09-11 20:49:17,441 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-11 20:49:17,448 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-11 20:49:17,462 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-09-11 20:49:17,464 INFO  L327       MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-09-11 20:49:17,499 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-11 20:49:17,499 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-11 20:49:17,499 INFO  L138     BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-11 20:49:17,500 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-09-11 20:49:17,500 INFO  L138     BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-11 20:49:17,500 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2024-09-11 20:49:17,500 INFO  L130     BoogieDeclarations]: Found specification of procedure abort
[2024-09-11 20:49:17,500 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-11 20:49:17,500 INFO  L130     BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-11 20:49:17,500 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-11 20:49:17,500 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2024-09-11 20:49:17,500 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-09-11 20:49:17,500 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-11 20:49:17,500 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2024-09-11 20:49:17,501 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-11 20:49:17,501 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2024-09-11 20:49:17,501 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-11 20:49:17,501 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2024-09-11 20:49:17,501 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2024-09-11 20:49:17,502 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-11 20:49:17,596 INFO  L242             CfgBuilder]: Building ICFG
[2024-09-11 20:49:17,598 INFO  L268             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-11 20:49:17,755 WARN  L783   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-11 20:49:17,799 INFO  L?                        ?]: Removed 50 outVars from TransFormulas that were not future-live.
[2024-09-11 20:49:17,800 INFO  L291             CfgBuilder]: Performing block encoding
[2024-09-11 20:49:17,826 INFO  L313             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-11 20:49:17,826 INFO  L318             CfgBuilder]: Removed 1 assume(true) statements.
[2024-09-11 20:49:17,827 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:49:17 BoogieIcfgContainer
[2024-09-11 20:49:17,827 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-11 20:49:17,828 INFO  L112        PluginConnector]: ------------------------Referee----------------------------
[2024-09-11 20:49:17,828 INFO  L270        PluginConnector]: Initializing Referee...
[2024-09-11 20:49:17,829 INFO  L274        PluginConnector]: Referee initialized
[2024-09-11 20:49:17,829 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:49:15" (1/4) ...
[2024-09-11 20:49:17,829 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3809e305 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:49:17, skipping insertion in model container
[2024-09-11 20:49:17,830 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:49:17" (2/4) ...
[2024-09-11 20:49:17,831 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3809e305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:49:17, skipping insertion in model container
[2024-09-11 20:49:17,831 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:17" (3/4) ...
[2024-09-11 20:49:17,831 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3809e305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:49:17, skipping insertion in model container
[2024-09-11 20:49:17,831 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:49:17" (4/4) ...
[2024-09-11 20:49:17,833 INFO  L79         RefereeObserver]: Analyzing ICFG egcd-ll_valuebound50.c
[2024-09-11 20:49:17,837 INFO  L112       InvariantChecker]: Found 1 loops.
[2024-09-11 20:49:17,838 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-11 20:49:17,838 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 12 edges.
[2024-09-11 20:49:17,838 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 10 edges.
[2024-09-11 20:49:17,839 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-11 20:49:17,839 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges.
[2024-09-11 20:49:17,839 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 11 edges.
[2024-09-11 20:49:17,839 INFO  L367       InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-11 20:49:17,839 INFO  L367       InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges.
[2024-09-11 20:49:17,840 INFO  L367       InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges.
[2024-09-11 20:49:17,840 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges.
[2024-09-11 20:49:17,840 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-11 20:49:17,841 INFO  L130       InvariantChecker]: Will check 7 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head
[2024-09-11 20:49:17,890 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 4 edges
[2024-09-11 20:49:17,891 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:17,891 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:17,892 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:17,892 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:17,894 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:17,920 INFO  L101     BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding
[2024-09-11 20:49:17,922 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:17,922 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:17,923 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:17,923 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:17,924 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:17,943 INFO  L514       InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:49:17,959 INFO  L314           BlockEncoder]: Initial Icfg 11 locations, 12 edges
[2024-09-11 20:49:17,959 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:17,959 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:17,959 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:17,960 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:17,960 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:17,987 INFO  L101     BaseMinimizeStates]: Removed 28 edges and 9 locations by large block encoding
[2024-09-11 20:49:17,988 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:17,988 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:17,988 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:17,988 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:17,992 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:17,995 INFO  L514       InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:49:18,007 INFO  L314           BlockEncoder]: Initial Icfg 9 locations, 10 edges
[2024-09-11 20:49:18,008 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:18,008 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:18,008 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:18,008 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:18,008 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:18,019 INFO  L101     BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding
[2024-09-11 20:49:18,019 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:18,019 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:18,020 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:18,020 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:18,022 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:18,026 INFO  L514       InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:49:18,040 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-11 20:49:18,040 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:18,040 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:18,041 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:18,041 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:18,041 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:18,043 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-11 20:49:18,043 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:18,043 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:18,044 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:18,044 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:18,044 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:18,045 INFO  L514       InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:49:18,060 INFO  L314           BlockEncoder]: Initial Icfg 8 locations, 9 edges
[2024-09-11 20:49:18,061 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:18,061 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:18,061 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:18,061 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:18,061 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:18,069 INFO  L101     BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding
[2024-09-11 20:49:18,070 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:18,070 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:18,070 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:18,071 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:18,073 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:18,075 INFO  L514       InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:49:18,084 INFO  L314           BlockEncoder]: Initial Icfg 10 locations, 11 edges
[2024-09-11 20:49:18,085 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:18,085 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:18,085 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:18,086 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:18,086 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:18,097 INFO  L101     BaseMinimizeStates]: Removed 24 edges and 8 locations by large block encoding
[2024-09-11 20:49:18,097 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:18,097 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:18,097 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:18,097 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:18,106 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:18,108 INFO  L514       InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:49:18,116 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-11 20:49:18,116 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:18,116 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:18,117 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:18,117 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:18,117 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:18,119 INFO  L101     BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-11 20:49:18,119 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:18,120 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:18,120 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:18,120 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:18,121 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:18,125 INFO  L514       InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-11 20:49:18,132 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-11 20:49:18,132 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:18,132 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:18,133 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:18,133 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:18,133 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:18,134 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-11 20:49:18,134 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:18,135 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:18,135 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:18,135 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:18,135 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:18,137 INFO  L514       InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive.
[2024-09-11 20:49:18,144 INFO  L314           BlockEncoder]: Initial Icfg 9 locations, 8 edges
[2024-09-11 20:49:18,145 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:18,145 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:18,146 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:18,146 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:18,146 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:18,154 INFO  L101     BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding
[2024-09-11 20:49:18,155 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:18,156 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:18,156 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:18,156 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:18,156 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:18,157 INFO  L514       InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-11 20:49:18,167 INFO  L314           BlockEncoder]: Initial Icfg 9 locations, 9 edges
[2024-09-11 20:49:18,168 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:18,168 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:18,168 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:18,168 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:18,168 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:18,191 INFO  L101     BaseMinimizeStates]: Removed 16 edges and 7 locations by large block encoding
[2024-09-11 20:49:18,191 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:18,191 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:18,191 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:18,191 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:18,195 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:18,199 INFO  L514       InvariantChecker]: The annotation(s) from loop head L43-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-11 20:49:18,207 INFO  L314           BlockEncoder]: Initial Icfg 6 locations, 5 edges
[2024-09-11 20:49:18,207 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:18,207 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:18,207 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:18,208 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:18,208 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:18,213 INFO  L101     BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding
[2024-09-11 20:49:18,214 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:18,214 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:18,214 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:18,214 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:18,215 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:18,218 INFO  L514       InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:49:18,221 INFO  L58          RefereeStarter]: Annotation is a valid proof of correctness
[2024-09-11 20:49:18,223 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3809e305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:49:18, skipping insertion in model container
[2024-09-11 20:49:18,223 INFO  L131        PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-11 20:49:18,224 INFO  L158              Benchmark]: Toolchain (without parser) took 1070.38ms. Allocated memory is still 169.9MB. Free memory was 99.2MB in the beginning and 62.0MB in the end (delta: 37.2MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB.
[2024-09-11 20:49:18,225 INFO  L158              Benchmark]: Witness Parser took 0.09ms. Allocated memory is still 117.4MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-11 20:49:18,225 INFO  L158              Benchmark]: CDTParser took 1.53ms. Allocated memory is still 169.9MB. Free memory was 144.8MB in the beginning and 144.6MB in the end (delta: 230.7kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-09-11 20:49:18,226 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 235.77ms. Allocated memory is still 169.9MB. Free memory was 98.9MB in the beginning and 84.7MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-09-11 20:49:18,226 INFO  L158              Benchmark]: Boogie Preprocessor took 42.83ms. Allocated memory is still 169.9MB. Free memory was 84.7MB in the beginning and 82.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-11 20:49:18,227 INFO  L158              Benchmark]: RCFGBuilder took 393.12ms. Allocated memory is still 169.9MB. Free memory was 82.6MB in the beginning and 130.4MB in the end (delta: -47.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2024-09-11 20:49:18,228 INFO  L158              Benchmark]: Referee took 395.10ms. Allocated memory is still 169.9MB. Free memory was 130.4MB in the beginning and 62.0MB in the end (delta: 68.4MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB.
[2024-09-11 20:49:18,231 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee:
  - AnnotationCheckResult: Annotation is a valid proof of correctness
    Annotation is a valid proof of correctness
Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert.
Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 12.
Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 55.
Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 56.
Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 54.
Annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35.
Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36.
Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36.
Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35.
Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 37.
Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35.

 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * Witness Parser took 0.09ms. Allocated memory is still 117.4MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB.
 * CDTParser took 1.53ms. Allocated memory is still 169.9MB. Free memory was 144.8MB in the beginning and 144.6MB in the end (delta: 230.7kB). There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 235.77ms. Allocated memory is still 169.9MB. Free memory was 98.9MB in the beginning and 84.7MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 42.83ms. Allocated memory is still 169.9MB. Free memory was 84.7MB in the beginning and 82.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * RCFGBuilder took 393.12ms. Allocated memory is still 169.9MB. Free memory was 82.6MB in the beginning and 130.4MB in the end (delta: -47.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
 * Referee took 395.10ms. Allocated memory is still 169.9MB. Free memory was 130.4MB in the beginning and 62.0MB in the end (delta: 68.4MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-09-11 20:49:18,252 INFO  L552       MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/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: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound50.c ../results/automizer-verification-files/SV-COMP24_unreach-call/egcd-ll_valuebound50.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-a9b967e-m
[2024-09-11 20:49:20,215 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-09-11 20:49:20,281 INFO  L114        SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf
[2024-09-11 20:49:20,286 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-09-11 20:49:20,286 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-11 20:49:20,312 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-11 20:49:20,314 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-11 20:49:20,314 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-11 20:49:20,315 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-11 20:49:20,316 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-09-11 20:49:20,316 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-11 20:49:20,316 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-11 20:49:20,317 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-11 20:49:20,317 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-09-11 20:49:20,317 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-09-11 20:49:20,318 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-11 20:49:20,318 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-09-11 20:49:20,321 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-09-11 20:49:20,322 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-09-11 20:49:20,322 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-09-11 20:49:20,322 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-09-11 20:49:20,322 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-11 20:49:20,323 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-09-11 20:49:20,323 INFO  L153        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2024-09-11 20:49:20,323 INFO  L153        SettingsManager]:  * Use bitvectors instead of ints=true
[2024-09-11 20:49:20,323 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-09-11 20:49:20,323 INFO  L153        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2024-09-11 20:49:20,324 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-09-11 20:49:20,324 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-09-11 20:49:20,324 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-09-11 20:49:20,324 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-11 20:49:20,324 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-09-11 20:49:20,325 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-09-11 20:49:20,325 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-09-11 20:49:20,325 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-11 20:49:20,325 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-11 20:49:20,326 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-09-11 20:49:20,326 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-11 20:49:20,326 INFO  L153        SettingsManager]:  * Trace refinement strategy=WOLF
[2024-09-11 20:49:20,329 INFO  L153        SettingsManager]:  * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-09-11 20:49:20,330 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-11 20:49:20,330 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-11 20:49:20,330 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-09-11 20:49:20,331 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-11 20:49:20,331 INFO  L153        SettingsManager]:  * Logic for external solver=AUFBV
[2024-09-11 20:49:20,331 INFO  L153        SettingsManager]:  * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-11 20:49:20,598 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-11 20:49:20,622 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-11 20:49:20,625 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-11 20:49:20,626 INFO  L270        PluginConnector]: Initializing Witness Parser...
[2024-09-11 20:49:20,626 INFO  L274        PluginConnector]: Witness Parser initialized
[2024-09-11 20:49:20,628 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/egcd-ll_valuebound50.yml/witness-2.1.yml
[2024-09-11 20:49:20,672 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-09-11 20:49:20,672 INFO  L274        PluginConnector]: CDTParser initialized
[2024-09-11 20:49:20,673 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound50.c
[2024-09-11 20:49:22,057 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-09-11 20:49:22,225 INFO  L384              CDTParser]: Found 1 translation units.
[2024-09-11 20:49:22,225 INFO  L180              CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound50.c
[2024-09-11 20:49:22,232 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/88621fc18/dbfa45a3ace14e929b65dd69c8a00619/FLAG14de4aab3
[2024-09-11 20:49:22,249 INFO  L435              CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/88621fc18/dbfa45a3ace14e929b65dd69c8a00619
[2024-09-11 20:49:22,249 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-11 20:49:22,250 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-11 20:49:22,251 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-11 20:49:22,251 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-11 20:49:22,255 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-11 20:49:22,256 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:49:20" (1/2) ...
[2024-09-11 20:49:22,257 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@276c088a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:49:22, skipping insertion in model container
[2024-09-11 20:49:22,257 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:49:20" (1/2) ...
[2024-09-11 20:49:22,259 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@769af957 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:49:22, skipping insertion in model container
[2024-09-11 20:49:22,259 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:49:22" (2/2) ...
[2024-09-11 20:49:22,259 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@276c088a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:22, skipping insertion in model container
[2024-09-11 20:49:22,259 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:49:22" (2/2) ...
[2024-09-11 20:49:22,268 INFO  L93    nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-11 20:49:22,268 INFO  L1541             ArrayList]: Loop invariant at [L35-L52] (((((__int128) p * s) == (((__int128) q * r) + 1)) && (((((__int128) r * y) + b) + ((__int128) p * x)) == ((a + ((__int128) s * y)) + ((__int128) q * x)))) && ((((__int128) r * y) + ((__int128) p * x)) == a))
[2024-09-11 20:49:22,269 INFO  L1541             ArrayList]: Function contract at [L10]: requires (1 <= \old(cond)), ensures (1 <= \old(cond))
[2024-09-11 20:49:22,298 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-09-11 20:49:22,439 WARN  L247   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound50.c[489,502]
[2024-09-11 20:49:22,466 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-09-11 20:49:22,481 INFO  L200         MainTranslator]: Completed pre-run
Start Parsing Global
Start Parsing Global
[2024-09-11 20:49:22,512 WARN  L247   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound50.c[489,502]
Start Parsing Local
[2024-09-11 20:49:22,529 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-09-11 20:49:22,544 INFO  L204         MainTranslator]: Completed translation
[2024-09-11 20:49:22,545 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:22 WrapperNode
[2024-09-11 20:49:22,545 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-11 20:49:22,546 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-11 20:49:22,546 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-11 20:49:22,546 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-09-11 20:49:22,558 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:22" (1/1) ...
[2024-09-11 20:49:22,559 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:22" (1/1) ...
[2024-09-11 20:49:22,572 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:22" (1/1) ...
[2024-09-11 20:49:22,586 WARN  L109           MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification
[2024-09-11 20:49:22,586 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:22" (1/1) ...
[2024-09-11 20:49:22,586 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:22" (1/1) ...
[2024-09-11 20:49:22,593 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:22" (1/1) ...
[2024-09-11 20:49:22,599 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:22" (1/1) ...
[2024-09-11 20:49:22,604 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:22" (1/1) ...
[2024-09-11 20:49:22,605 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:22" (1/1) ...
[2024-09-11 20:49:22,607 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-11 20:49:22,609 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-11 20:49:22,610 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-09-11 20:49:22,610 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-09-11 20:49:22,611 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:22" (1/1) ...
[2024-09-11 20:49:22,615 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-11 20:49:22,624 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-11 20:49:22,639 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-09-11 20:49:22,642 INFO  L327       MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-09-11 20:49:22,682 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-11 20:49:22,683 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-11 20:49:22,684 INFO  L138     BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-11 20:49:22,684 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-09-11 20:49:22,684 INFO  L138     BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-11 20:49:22,684 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2024-09-11 20:49:22,684 INFO  L130     BoogieDeclarations]: Found specification of procedure abort
[2024-09-11 20:49:22,685 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-11 20:49:22,685 INFO  L130     BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-11 20:49:22,685 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-11 20:49:22,685 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2024-09-11 20:49:22,685 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-09-11 20:49:22,685 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-11 20:49:22,685 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2024-09-11 20:49:22,686 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-11 20:49:22,686 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2024-09-11 20:49:22,686 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-11 20:49:22,687 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1
[2024-09-11 20:49:22,687 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1
[2024-09-11 20:49:22,687 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-11 20:49:22,745 INFO  L242             CfgBuilder]: Building ICFG
[2024-09-11 20:49:22,747 INFO  L268             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-11 20:49:33,421 WARN  L783   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-11 20:49:33,555 INFO  L?                        ?]: Removed 50 outVars from TransFormulas that were not future-live.
[2024-09-11 20:49:33,556 INFO  L291             CfgBuilder]: Performing block encoding
[2024-09-11 20:49:33,575 INFO  L313             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-11 20:49:33,577 INFO  L318             CfgBuilder]: Removed 1 assume(true) statements.
[2024-09-11 20:49:33,578 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:49:33 BoogieIcfgContainer
[2024-09-11 20:49:33,578 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-11 20:49:33,579 INFO  L112        PluginConnector]: ------------------------Referee----------------------------
[2024-09-11 20:49:33,579 INFO  L270        PluginConnector]: Initializing Referee...
[2024-09-11 20:49:33,579 INFO  L274        PluginConnector]: Referee initialized
[2024-09-11 20:49:33,579 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:49:20" (1/4) ...
[2024-09-11 20:49:33,580 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@299b071b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:49:33, skipping insertion in model container
[2024-09-11 20:49:33,580 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:49:22" (2/4) ...
[2024-09-11 20:49:33,580 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@299b071b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:49:33, skipping insertion in model container
[2024-09-11 20:49:33,580 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:22" (3/4) ...
[2024-09-11 20:49:33,580 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@299b071b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:49:33, skipping insertion in model container
[2024-09-11 20:49:33,580 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:49:33" (4/4) ...
[2024-09-11 20:49:33,584 INFO  L79         RefereeObserver]: Analyzing ICFG egcd-ll_valuebound50.c
[2024-09-11 20:49:33,587 INFO  L112       InvariantChecker]: Found 1 loops.
[2024-09-11 20:49:33,588 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-11 20:49:33,588 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 12 edges.
[2024-09-11 20:49:33,588 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 10 edges.
[2024-09-11 20:49:33,588 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-11 20:49:33,589 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges.
[2024-09-11 20:49:33,589 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 11 edges.
[2024-09-11 20:49:33,589 INFO  L367       InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-11 20:49:33,589 INFO  L367       InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges.
[2024-09-11 20:49:33,590 INFO  L367       InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges.
[2024-09-11 20:49:33,590 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges.
[2024-09-11 20:49:33,590 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-11 20:49:33,590 INFO  L130       InvariantChecker]: Will check 7 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head
[2024-09-11 20:49:33,649 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 4 edges
[2024-09-11 20:49:33,650 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:33,650 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:33,650 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:33,651 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:33,653 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:33,677 INFO  L101     BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding
[2024-09-11 20:49:33,678 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:33,678 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:33,678 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:33,679 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:33,679 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:37,962 INFO  L510       InvariantChecker]: unknown inductivity: todo good error message
[2024-09-11 20:49:38,082 INFO  L314           BlockEncoder]: Initial Icfg 11 locations, 12 edges
[2024-09-11 20:49:38,083 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:38,083 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:38,083 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:38,083 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:38,083 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:38,133 INFO  L101     BaseMinimizeStates]: Removed 28 edges and 9 locations by large block encoding
[2024-09-11 20:49:38,133 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:38,134 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:38,134 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:38,134 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:38,149 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:42,417 INFO  L510       InvariantChecker]: unknown inductivity: todo good error message
[2024-09-11 20:49:42,534 INFO  L314           BlockEncoder]: Initial Icfg 9 locations, 10 edges
[2024-09-11 20:49:42,535 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:42,536 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:42,536 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:42,536 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:42,536 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:42,552 INFO  L101     BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding
[2024-09-11 20:49:42,553 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:42,553 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:42,553 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:42,553 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:42,557 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:46,828 INFO  L510       InvariantChecker]: unknown inductivity: todo good error message
[2024-09-11 20:49:46,927 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-11 20:49:46,927 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:46,928 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:46,928 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:46,928 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:46,928 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:46,931 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-11 20:49:46,931 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:46,931 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:46,932 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:46,932 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:46,932 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:48,166 INFO  L514       InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:49:48,264 INFO  L314           BlockEncoder]: Initial Icfg 8 locations, 9 edges
[2024-09-11 20:49:48,264 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:48,264 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:48,264 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:48,265 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:48,265 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:48,274 INFO  L101     BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding
[2024-09-11 20:49:48,274 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:48,274 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:48,275 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:48,275 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:48,277 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:48,283 INFO  L514       InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:49:48,291 INFO  L314           BlockEncoder]: Initial Icfg 10 locations, 11 edges
[2024-09-11 20:49:48,292 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:48,292 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:48,292 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:48,292 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:48,292 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:48,312 INFO  L101     BaseMinimizeStates]: Removed 24 edges and 8 locations by large block encoding
[2024-09-11 20:49:48,313 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:48,313 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:48,313 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:48,313 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:48,317 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:52,591 INFO  L510       InvariantChecker]: unknown inductivity: todo good error message
[2024-09-11 20:49:52,699 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-11 20:49:52,699 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:52,699 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:52,699 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:52,699 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:52,699 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:52,701 INFO  L101     BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-11 20:49:52,702 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:52,702 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:52,702 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:52,702 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:52,702 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:52,707 INFO  L514       InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-11 20:49:52,713 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-11 20:49:52,713 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:52,714 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:52,714 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:52,714 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:52,714 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:52,715 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-11 20:49:52,715 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:52,715 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:52,715 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:52,715 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:52,715 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:52,722 INFO  L514       InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive.
[2024-09-11 20:49:52,729 INFO  L314           BlockEncoder]: Initial Icfg 9 locations, 8 edges
[2024-09-11 20:49:52,730 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:52,730 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:52,730 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:52,730 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:52,730 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:52,740 INFO  L101     BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding
[2024-09-11 20:49:52,740 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:52,740 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:52,740 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:52,740 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:52,741 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:52,742 INFO  L514       InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-11 20:49:52,749 INFO  L314           BlockEncoder]: Initial Icfg 9 locations, 9 edges
[2024-09-11 20:49:52,749 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:52,749 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:52,749 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:52,749 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:52,750 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:52,767 INFO  L101     BaseMinimizeStates]: Removed 16 edges and 7 locations by large block encoding
[2024-09-11 20:49:52,768 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:52,768 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:52,768 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:52,768 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:52,772 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:49:57,681 INFO  L510       InvariantChecker]: unknown inductivity: todo good error message
[2024-09-11 20:49:57,939 INFO  L314           BlockEncoder]: Initial Icfg 6 locations, 5 edges
[2024-09-11 20:49:57,939 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:49:57,940 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:49:57,940 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:49:57,940 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:49:57,940 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:57,955 INFO  L101     BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding
[2024-09-11 20:49:57,955 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:49:57,955 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:49:57,955 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:49:57,955 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:49:57,956 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:50:02,238 INFO  L510       InvariantChecker]: unknown inductivity: todo good error message
[2024-09-11 20:50:02,351 INFO  L58          RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness
[2024-09-11 20:50:02,351 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@299b071b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:50:02, skipping insertion in model container
[2024-09-11 20:50:02,351 INFO  L131        PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-11 20:50:02,353 INFO  L158              Benchmark]: Toolchain (without parser) took 40101.91ms. Allocated memory was 77.6MB in the beginning and 115.3MB in the end (delta: 37.7MB). Free memory was 37.3MB in the beginning and 89.6MB in the end (delta: -52.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB.
[2024-09-11 20:50:02,353 INFO  L158              Benchmark]: Witness Parser took 0.91ms. Allocated memory is still 77.6MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-11 20:50:02,354 INFO  L158              Benchmark]: CDTParser took 0.08ms. Allocated memory is still 77.6MB. Free memory was 45.9MB in the beginning and 45.8MB in the end (delta: 115.5kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-09-11 20:50:02,354 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 294.22ms. Allocated memory is still 77.6MB. Free memory was 37.1MB in the beginning and 44.4MB in the end (delta: -7.4MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB.
[2024-09-11 20:50:02,354 INFO  L158              Benchmark]: Boogie Preprocessor took 62.00ms. Allocated memory is still 77.6MB. Free memory was 44.4MB in the beginning and 42.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-11 20:50:02,355 INFO  L158              Benchmark]: RCFGBuilder took 10969.43ms. Allocated memory was 77.6MB in the beginning and 115.3MB in the end (delta: 37.7MB). Free memory was 42.2MB in the beginning and 83.3MB in the end (delta: -41.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2024-09-11 20:50:02,356 INFO  L158              Benchmark]: Referee took 28772.93ms. Allocated memory is still 115.3MB. Free memory was 83.3MB in the beginning and 89.6MB in the end (delta: -6.3MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB.
[2024-09-11 20:50:02,359 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee:
  - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness
    Insufficient resources for checking whether annotation is a valid proof of correctness
Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36.
Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 54.
Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 55.
Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 56.
Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35.
Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 37.
Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35.
Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 12.
Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert.
Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36.
Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35.

 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * Witness Parser took 0.91ms. Allocated memory is still 77.6MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB.
 * CDTParser took 0.08ms. Allocated memory is still 77.6MB. Free memory was 45.9MB in the beginning and 45.8MB in the end (delta: 115.5kB). There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 294.22ms. Allocated memory is still 77.6MB. Free memory was 37.1MB in the beginning and 44.4MB in the end (delta: -7.4MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 62.00ms. Allocated memory is still 77.6MB. Free memory was 44.4MB in the beginning and 42.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * RCFGBuilder took 10969.43ms. Allocated memory was 77.6MB in the beginning and 115.3MB in the end (delta: 37.7MB). Free memory was 42.2MB in the beginning and 83.3MB in the end (delta: -41.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
 * Referee took 28772.93ms. Allocated memory is still 115.3MB. Free memory was 83.3MB in the beginning and 89.6MB in the end (delta: -6.3MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-09-11 20:50:02,570 WARN  L435       MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process
[2024-09-11 20:50:02,602 INFO  L540       MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137
Received shutdown request...
--- End real Ultimate output ---

Execution finished normally
Writing output log to file Ultimate.log
Result:
UNKNOWN