./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/loopv3.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/loopv3.yml/witness-2.1.yml --architecture 32bit


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


Checking for ERROR reachability
Using default analysis
Version de325976
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/loops-crafted-1/loopv3.c ../results/automizer-verification-files/SV-COMP24_unreach-call/loopv3.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-tmp.dk.referee-eval-de32597-m
[2024-09-17 19:39:22,269 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-09-17 19:39:22,324 INFO  L114        SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf
[2024-09-17 19:39:22,328 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-09-17 19:39:22,329 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-17 19:39:22,354 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-17 19:39:22,355 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-17 19:39:22,355 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-17 19:39:22,355 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-17 19:39:22,356 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-09-17 19:39:22,356 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-17 19:39:22,356 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-17 19:39:22,357 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-17 19:39:22,358 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-09-17 19:39:22,359 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-09-17 19:39:22,359 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-17 19:39:22,360 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-09-17 19:39:22,360 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-09-17 19:39:22,360 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-09-17 19:39:22,360 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-09-17 19:39:22,360 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-09-17 19:39:22,361 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-09-17 19:39:22,365 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-17 19:39:22,365 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-09-17 19:39:22,365 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-09-17 19:39:22,365 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-09-17 19:39:22,365 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-09-17 19:39:22,366 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-09-17 19:39:22,366 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-17 19:39:22,366 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-09-17 19:39:22,366 INFO  L153        SettingsManager]:  * Future-live optimization=false
[2024-09-17 19:39:22,366 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-09-17 19:39:22,367 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-09-17 19:39:22,367 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-17 19:39:22,367 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-17 19:39:22,367 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-09-17 19:39:22,367 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-17 19:39:22,367 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-09-17 19:39:22,367 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-09-17 19:39:22,368 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-17 19:39:22,368 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-17 19:39:22,368 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-09-17 19:39:22,368 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-17 19:39:22,369 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-17 19:39:22,593 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-17 19:39:22,615 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-17 19:39:22,618 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-17 19:39:22,619 INFO  L270        PluginConnector]: Initializing Witness Parser...
[2024-09-17 19:39:22,620 INFO  L274        PluginConnector]: Witness Parser initialized
[2024-09-17 19:39:22,621 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/loopv3.yml/witness-2.1.yml
[2024-09-17 19:39:22,712 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-09-17 19:39:22,713 INFO  L274        PluginConnector]: CDTParser initialized
[2024-09-17 19:39:22,714 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loops-crafted-1/loopv3.c
[2024-09-17 19:39:24,026 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-09-17 19:39:24,270 INFO  L384              CDTParser]: Found 1 translation units.
[2024-09-17 19:39:24,270 INFO  L180              CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops-crafted-1/loopv3.c
[2024-09-17 19:39:24,286 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/6e1689bc8/89fa388340184da891e0ae254dc4f390/FLAG3eba438bf
[2024-09-17 19:39:24,637 INFO  L435              CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/6e1689bc8/89fa388340184da891e0ae254dc4f390
[2024-09-17 19:39:24,638 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-17 19:39:24,639 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-17 19:39:24,646 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-17 19:39:24,646 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-17 19:39:24,654 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-17 19:39:24,655 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:39:22" (1/2) ...
[2024-09-17 19:39:24,656 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b90a3f9 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:39:24, skipping insertion in model container
[2024-09-17 19:39:24,656 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:39:22" (1/2) ...
[2024-09-17 19:39:24,657 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2de1b22a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:39:24, skipping insertion in model container
[2024-09-17 19:39:24,662 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:39:24" (2/2) ...
[2024-09-17 19:39:24,662 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b90a3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:39:24, skipping insertion in model container
[2024-09-17 19:39:24,663 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:39:24" (2/2) ...
[2024-09-17 19:39:24,671 INFO  L93    nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-17 19:39:24,676 INFO  L1541             ArrayList]: Loop invariant at [L23-L30] (((i % 4) == 0) && (50000001 <= SIZE))
[2024-09-17 19:39:24,677 INFO  L1541             ArrayList]: Function contract at [L20]: requires (50000001 <= SIZE), ensures (50000001 <= SIZE)
[2024-09-17 19:39:24,677 INFO  L1541             ArrayList]: Function contract at [L12]: requires ((1 <= \old(cond)) && (50000001 <= SIZE)), ensures ((1 <= \old(cond)) && (50000001 <= SIZE))
[2024-09-17 19:39:24,706 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-09-17 19:39:24,923 WARN  L248   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops-crafted-1/loopv3.c[456,469]
[2024-09-17 19:39:24,968 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-09-17 19:39:24,979 INFO  L200         MainTranslator]: Completed pre-run
Start Parsing Global
Start Parsing Global
[2024-09-17 19:39:25,010 WARN  L248   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops-crafted-1/loopv3.c[456,469]
Start Parsing Global
Start Parsing Global
Start Parsing Local
[2024-09-17 19:39:25,013 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-09-17 19:39:25,025 INFO  L204         MainTranslator]: Completed translation
[2024-09-17 19:39:25,026 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:39:25 WrapperNode
[2024-09-17 19:39:25,026 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-17 19:39:25,027 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-17 19:39:25,027 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-17 19:39:25,027 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-09-17 19:39:25,051 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:39:25" (1/1) ...
[2024-09-17 19:39:25,051 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:39:25" (1/1) ...
[2024-09-17 19:39:25,055 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:39:25" (1/1) ...
[2024-09-17 19:39:25,061 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
[2024-09-17 19:39:25,061 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:39:25" (1/1) ...
[2024-09-17 19:39:25,062 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:39:25" (1/1) ...
[2024-09-17 19:39:25,064 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:39:25" (1/1) ...
[2024-09-17 19:39:25,066 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:39:25" (1/1) ...
[2024-09-17 19:39:25,066 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:39:25" (1/1) ...
[2024-09-17 19:39:25,067 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:39:25" (1/1) ...
[2024-09-17 19:39:25,068 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-17 19:39:25,069 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-17 19:39:25,069 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-09-17 19:39:25,069 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-09-17 19:39:25,069 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:39:25" (1/1) ...
[2024-09-17 19:39:25,073 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-17 19:39:25,079 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-17 19:39:25,090 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)
[2024-09-17 19:39:25,092 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
[2024-09-17 19:39:25,122 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-17 19:39:25,122 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-17 19:39:25,122 INFO  L138     BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-17 19:39:25,122 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-09-17 19:39:25,122 INFO  L138     BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-17 19:39:25,123 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2024-09-17 19:39:25,123 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2024-09-17 19:39:25,123 INFO  L130     BoogieDeclarations]: Found specification of procedure abort
[2024-09-17 19:39:25,123 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-17 19:39:25,123 INFO  L130     BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-17 19:39:25,123 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-17 19:39:25,123 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-09-17 19:39:25,123 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-17 19:39:25,124 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2024-09-17 19:39:25,124 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-17 19:39:25,124 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2024-09-17 19:39:25,124 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-17 19:39:25,124 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2024-09-17 19:39:25,124 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2024-09-17 19:39:25,124 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-17 19:39:25,187 INFO  L242             CfgBuilder]: Building ICFG
[2024-09-17 19:39:25,192 INFO  L268             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-17 19:39:25,268 WARN  L783   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-17 19:39:25,346 WARN  L783   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-17 19:39:25,355 INFO  L291             CfgBuilder]: Performing block encoding
[2024-09-17 19:39:25,375 INFO  L313             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-17 19:39:25,375 INFO  L318             CfgBuilder]: Removed 1 assume(true) statements.
[2024-09-17 19:39:25,375 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:39:25 BoogieIcfgContainer
[2024-09-17 19:39:25,375 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-17 19:39:25,376 INFO  L112        PluginConnector]: ------------------------Referee----------------------------
[2024-09-17 19:39:25,376 INFO  L270        PluginConnector]: Initializing Referee...
[2024-09-17 19:39:25,377 INFO  L274        PluginConnector]: Referee initialized
[2024-09-17 19:39:25,377 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:39:22" (1/4) ...
[2024-09-17 19:39:25,378 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7e1ebb61 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 17.09 07:39:25, skipping insertion in model container
[2024-09-17 19:39:25,378 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 17.09 07:39:24" (2/4) ...
[2024-09-17 19:39:25,379 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7e1ebb61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 17.09 07:39:25, skipping insertion in model container
[2024-09-17 19:39:25,379 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:39:25" (3/4) ...
[2024-09-17 19:39:25,379 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7e1ebb61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 17.09 07:39:25, skipping insertion in model container
[2024-09-17 19:39:25,379 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:39:25" (4/4) ...
[2024-09-17 19:39:25,380 INFO  L79         RefereeObserver]: Analyzing ICFG loopv3.c
[2024-09-17 19:39:25,387 INFO  L113       InvariantChecker]: Found 1 loops.
[2024-09-17 19:39:25,387 INFO  L373       InvariantChecker]: Will check inductivity from LOOP_HEAD L25-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-17 19:39:25,388 INFO  L373       InvariantChecker]: Will check inductivity from LOOP_HEAD L25-2 to ERROR_LOC mainErr2ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 7 edges.
[2024-09-17 19:39:25,388 INFO  L373       InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-17 19:39:25,388 INFO  L373       InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges.
[2024-09-17 19:39:25,388 INFO  L373       InvariantChecker]: Will check inductivity from LOOP_HEAD L25-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges.
[2024-09-17 19:39:25,388 INFO  L373       InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-17 19:39:25,388 INFO  L373       InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges.
[2024-09-17 19:39:25,388 INFO  L131       InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from loop head to error location
[2024-09-17 19:39:25,440 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-17 19:39:25,441 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:39:25,443 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:39:25,444 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:39:25,449 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:39:25,451 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:39:25,475 INFO  L101     BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding
[2024-09-17 19:39:25,476 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:39:25,476 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:39:25,476 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:39:25,477 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:39:25,486 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:39:25,507 INFO  L520       InvariantChecker]: The annotation(s) from loop head L25-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-17 19:39:25,528 INFO  L314           BlockEncoder]: Initial Icfg 7 locations, 7 edges
[2024-09-17 19:39:25,528 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:39:25,528 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:39:25,528 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:39:25,528 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:39:25,528 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:39:25,541 INFO  L101     BaseMinimizeStates]: Removed 15 edges and 5 locations by large block encoding
[2024-09-17 19:39:25,541 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:39:25,541 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:39:25,541 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:39:25,541 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:39:25,543 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:39:25,545 INFO  L520       InvariantChecker]: The annotation(s) from loop head L25-2 to error location mainErr2ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-17 19:39:25,551 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-17 19:39:25,551 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:39:25,551 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:39:25,551 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:39:25,551 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:39:25,551 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:39:25,552 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-17 19:39:25,553 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:39:25,553 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:39:25,553 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:39:25,553 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:39:25,554 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:39:25,558 INFO  L520       InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-17 19:39:25,568 INFO  L314           BlockEncoder]: Initial Icfg 3 locations, 2 edges
[2024-09-17 19:39:25,569 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:39:25,569 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:39:25,569 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:39:25,570 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:39:25,570 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:39:25,574 INFO  L101     BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding
[2024-09-17 19:39:25,575 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:39:25,575 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:39:25,575 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:39:25,575 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:39:25,575 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:39:25,578 INFO  L520       InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-17 19:39:25,586 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-17 19:39:25,590 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:39:25,590 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:39:25,590 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:39:25,591 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:39:25,591 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:39:25,608 INFO  L101     BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-17 19:39:25,608 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:39:25,608 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:39:25,609 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:39:25,609 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:39:25,615 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:39:25,617 INFO  L520       InvariantChecker]: The annotation(s) from loop head L25-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-17 19:39:25,624 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-17 19:39:25,624 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:39:25,624 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:39:25,624 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:39:25,625 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:39:25,625 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:39:25,629 INFO  L101     BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-17 19:39:25,630 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:39:25,630 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:39:25,630 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:39:25,630 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:39:25,631 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:39:25,632 INFO  L520       InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-17 19:39:25,641 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-17 19:39:25,642 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:39:25,642 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:39:25,643 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:39:25,644 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:39:25,644 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:39:25,645 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-17 19:39:25,646 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:39:25,646 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:39:25,646 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:39:25,646 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:39:25,646 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:39:25,648 INFO  L520       InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive.
[2024-09-17 19:39:25,651 INFO  L58          RefereeStarter]: Annotation is a valid proof of correctness.
[2024-09-17 19:39:25,651 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7e1ebb61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 17.09 07:39:25, skipping insertion in model container
[2024-09-17 19:39:25,652 INFO  L131        PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-17 19:39:25,654 INFO  L158              Benchmark]: Toolchain (without parser) took 1014.56ms. Allocated memory was 174.1MB in the beginning and 241.2MB in the end (delta: 67.1MB). Free memory was 98.0MB in the beginning and 175.1MB in the end (delta: -77.2MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-09-17 19:39:25,655 INFO  L158              Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 174.1MB. Free memory is still 125.7MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-17 19:39:25,656 INFO  L158              Benchmark]: CDTParser took 0.85ms. Allocated memory is still 174.1MB. Free memory is still 144.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-17 19:39:25,656 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 380.55ms. Allocated memory is still 174.1MB. Free memory was 97.8MB in the beginning and 139.4MB in the end (delta: -41.6MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB.
[2024-09-17 19:39:25,657 INFO  L158              Benchmark]: Boogie Preprocessor took 41.41ms. Allocated memory was 174.1MB in the beginning and 241.2MB in the end (delta: 67.1MB). Free memory was 139.4MB in the beginning and 210.8MB in the end (delta: -71.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-17 19:39:25,658 INFO  L158              Benchmark]: RCFGBuilder took 306.92ms. Allocated memory is still 241.2MB. Free memory was 210.8MB in the beginning and 197.2MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2024-09-17 19:39:25,659 INFO  L158              Benchmark]: Referee took 276.83ms. Allocated memory is still 241.2MB. Free memory was 197.2MB in the beginning and 175.1MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB.
[2024-09-17 19:39:25,661 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 ULTIMATE.start to check that procedure precondition always holds at line -1.
Annotation is valid for all loop-free paths from loop head at line 23 to exit of procedure main.
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 main to loop head at line 23.
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 14.
Annotation is valid for all loop-free paths from loop head at line 23 to loop head at line 23.
Annotation is valid for all loop-free paths from loop head at line 23 to check that procedure precondition always holds at line 32.

 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * Witness Parser took 0.15ms. Allocated memory is still 174.1MB. Free memory is still 125.7MB. There was no memory consumed. Max. memory is 16.1GB.
 * CDTParser took 0.85ms. Allocated memory is still 174.1MB. Free memory is still 144.3MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 380.55ms. Allocated memory is still 174.1MB. Free memory was 97.8MB in the beginning and 139.4MB in the end (delta: -41.6MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 41.41ms. Allocated memory was 174.1MB in the beginning and 241.2MB in the end (delta: 67.1MB). Free memory was 139.4MB in the beginning and 210.8MB in the end (delta: -71.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * RCFGBuilder took 306.92ms. Allocated memory is still 241.2MB. Free memory was 210.8MB in the beginning and 197.2MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
 * Referee took 276.83ms. Allocated memory is still 241.2MB. Free memory was 197.2MB in the beginning and 175.1MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB.
RESULT: Ultimate proved your program to be correct!
[2024-09-17 19:39:25,686 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
Writing output log to file Ultimate.log
Result:
TRUE