./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-acceleration/array_3-1.i --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/array_3-1.yml/witness-2.1.yml --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 27b49876
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/loop-acceleration/array_3-1.i ../results/automizer-verification-files/SV-COMP24_unreach-call/array_3-1.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-27b4987-m
[2024-09-21 12:47:04,680 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-09-21 12:47:04,735 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf
[2024-09-21 12:47:04,740 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-09-21 12:47:04,741 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-21 12:47:04,763 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-21 12:47:04,764 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-21 12:47:04,764 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-21 12:47:04,765 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-21 12:47:04,768 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-09-21 12:47:04,768 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-21 12:47:04,769 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-21 12:47:04,769 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-21 12:47:04,769 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-09-21 12:47:04,769 INFO L153 SettingsManager]: * Use SBE=true
[2024-09-21 12:47:04,770 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-21 12:47:04,770 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-09-21 12:47:04,770 INFO L153 SettingsManager]: * sizeof long=4
[2024-09-21 12:47:04,770 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-09-21 12:47:04,770 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-09-21 12:47:04,770 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-09-21 12:47:04,772 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-09-21 12:47:04,773 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-21 12:47:04,773 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-09-21 12:47:04,773 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-09-21 12:47:04,773 INFO L153 SettingsManager]: * sizeof long double=12
[2024-09-21 12:47:04,773 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-09-21 12:47:04,773 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-09-21 12:47:04,774 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-21 12:47:04,774 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-09-21 12:47:04,774 INFO L153 SettingsManager]: * Future-live optimization=false
[2024-09-21 12:47:04,774 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-09-21 12:47:04,774 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-09-21 12:47:04,775 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-21 12:47:04,775 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-21 12:47:04,776 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-09-21 12:47:04,776 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-21 12:47:04,776 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-09-21 12:47:04,776 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-09-21 12:47:04,776 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-21 12:47:04,777 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-21 12:47:04,777 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-09-21 12:47:04,777 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-21 12:47:04,777 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-21 12:47:04,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-21 12:47:04,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-21 12:47:04,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-21 12:47:04,992 INFO L270 PluginConnector]: Initializing Witness Parser...
[2024-09-21 12:47:04,993 INFO L274 PluginConnector]: Witness Parser initialized
[2024-09-21 12:47:04,995 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/array_3-1.yml/witness-2.1.yml
[2024-09-21 12:47:05,078 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-09-21 12:47:05,079 INFO L274 PluginConnector]: CDTParser initialized
[2024-09-21 12:47:05,079 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-acceleration/array_3-1.i
[2024-09-21 12:47:06,220 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-09-21 12:47:06,383 INFO L384 CDTParser]: Found 1 translation units.
[2024-09-21 12:47:06,383 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-acceleration/array_3-1.i
[2024-09-21 12:47:06,388 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/35933018c/5ee17c98a58b4588b6c7a58ed3045b42/FLAG5c77126fa
[2024-09-21 12:47:06,800 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/35933018c/5ee17c98a58b4588b6c7a58ed3045b42
[2024-09-21 12:47:06,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-21 12:47:06,801 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-21 12:47:06,802 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-21 12:47:06,802 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-21 12:47:06,808 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-21 12:47:06,815 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:47:05" (1/2) ...
[2024-09-21 12:47:06,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@768b9bbf and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:06, skipping insertion in model container
[2024-09-21 12:47:06,816 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:47:05" (1/2) ...
[2024-09-21 12:47:06,817 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38c1218 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:06, skipping insertion in model container
[2024-09-21 12:47:06,818 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:47:06" (2/2) ...
[2024-09-21 12:47:06,818 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@768b9bbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:06, skipping insertion in model container
[2024-09-21 12:47:06,818 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:47:06" (2/2) ...
[2024-09-21 12:47:06,829 INFO L93 nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-21 12:47:06,830 INFO L1541 ArrayList]: Loop invariant at [L28-L32] (i < 1024)
[2024-09-21 12:47:06,830 INFO L1541 ArrayList]: Loop invariant at [L24-L26] (i < 1025)
[2024-09-21 12:47:06,830 INFO L1541 ArrayList]: Function contract at [L14]: requires (cond != 0), ensures (cond != 0)
[2024-09-21 12:47:06,842 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-09-21 12:47:06,954 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/loop-acceleration/array_3-1.i[849,862]
[2024-09-21 12:47:06,964 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-21 12:47:06,969 INFO L200 MainTranslator]: Completed pre-run
Start Parsing Global
Start Parsing Global
[2024-09-21 12:47:06,997 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/loop-acceleration/array_3-1.i[849,862]
Start Parsing Local
Start Parsing Local
[2024-09-21 12:47:07,002 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-21 12:47:07,017 INFO L204 MainTranslator]: Completed translation
[2024-09-21 12:47:07,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:07 WrapperNode
[2024-09-21 12:47:07,018 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-21 12:47:07,019 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-21 12:47:07,019 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-21 12:47:07,019 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-09-21 12:47:07,028 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:07" (1/1) ...
[2024-09-21 12:47:07,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:07" (1/1) ...
[2024-09-21 12:47:07,033 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:07" (1/1) ...
[2024-09-21 12:47:07,044 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
[2024-09-21 12:47:07,045 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:07" (1/1) ...
[2024-09-21 12:47:07,045 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:07" (1/1) ...
[2024-09-21 12:47:07,049 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:07" (1/1) ...
[2024-09-21 12:47:07,053 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:07" (1/1) ...
[2024-09-21 12:47:07,057 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:07" (1/1) ...
[2024-09-21 12:47:07,058 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:07" (1/1) ...
[2024-09-21 12:47:07,059 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-21 12:47:07,060 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-21 12:47:07,060 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-09-21 12:47:07,060 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-09-21 12:47:07,061 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:07" (1/1) ...
[2024-09-21 12:47:07,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-21 12:47:07,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-21 12:47:07,096 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)
[2024-09-21 12:47:07,102 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
[2024-09-21 12:47:07,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-21 12:47:07,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-21 12:47:07,138 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-21 12:47:07,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-21 12:47:07,139 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2024-09-21 12:47:07,139 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2024-09-21 12:47:07,140 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-21 12:47:07,140 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail
[2024-09-21 12:47:07,140 INFO L130 BoogieDeclarations]: Found specification of procedure __assert
[2024-09-21 12:47:07,140 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-21 12:47:07,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-21 12:47:07,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2024-09-21 12:47:07,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-21 12:47:07,140 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2024-09-21 12:47:07,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2024-09-21 12:47:07,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2024-09-21 12:47:07,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2024-09-21 12:47:07,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-21 12:47:07,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-21 12:47:07,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2024-09-21 12:47:07,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-21 12:47:07,203 INFO L242 CfgBuilder]: Building ICFG
[2024-09-21 12:47:07,204 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-21 12:47:07,285 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-21 12:47:07,292 INFO L291 CfgBuilder]: Performing block encoding
[2024-09-21 12:47:07,316 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-21 12:47:07,317 INFO L318 CfgBuilder]: Removed 2 assume(true) statements.
[2024-09-21 12:47:07,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:47:07 BoogieIcfgContainer
[2024-09-21 12:47:07,317 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-21 12:47:07,318 INFO L112 PluginConnector]: ------------------------Referee----------------------------
[2024-09-21 12:47:07,318 INFO L270 PluginConnector]: Initializing Referee...
[2024-09-21 12:47:07,320 INFO L274 PluginConnector]: Referee initialized
[2024-09-21 12:47:07,320 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:47:05" (1/4) ...
[2024-09-21 12:47:07,321 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1d69888a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:47:07, skipping insertion in model container
[2024-09-21 12:47:07,321 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:47:06" (2/4) ...
[2024-09-21 12:47:07,321 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1d69888a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:47:07, skipping insertion in model container
[2024-09-21 12:47:07,321 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:07" (3/4) ...
[2024-09-21 12:47:07,322 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1d69888a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:47:07, skipping insertion in model container
[2024-09-21 12:47:07,322 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:47:07" (4/4) ...
[2024-09-21 12:47:07,323 INFO L79 RefereeObserver]: Analyzing ICFG array_3-1.i
[2024-09-21 12:47:07,325 INFO L113 InvariantChecker]: Found 2 loops.
[2024-09-21 12:47:07,326 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-5 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges.
[2024-09-21 12:47:07,326 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges.
[2024-09-21 12:47:07,326 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges.
[2024-09-21 12:47:07,326 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-21 12:47:07,326 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges.
[2024-09-21 12:47:07,326 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-5 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges.
[2024-09-21 12:47:07,327 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges.
[2024-09-21 12:47:07,327 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from loop head to loop head
[2024-09-21 12:47:07,359 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges
[2024-09-21 12:47:07,361 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-21 12:47:07,361 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-21 12:47:07,361 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-21 12:47:07,362 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-21 12:47:07,364 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:47:07,382 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding
[2024-09-21 12:47:07,383 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:47:07,383 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-21 12:47:07,383 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-21 12:47:07,383 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-21 12:47:07,387 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-21 12:47:07,398 INFO L520 InvariantChecker]: The annotation(s) from loop head L28-5 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-21 12:47:07,406 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges
[2024-09-21 12:47:07,406 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-21 12:47:07,406 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-21 12:47:07,406 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-21 12:47:07,407 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-21 12:47:07,407 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:47:07,409 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding
[2024-09-21 12:47:07,409 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:47:07,409 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-21 12:47:07,409 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-21 12:47:07,410 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-21 12:47:07,410 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-21 12:47:07,414 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-21 12:47:07,421 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-21 12:47:07,422 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-21 12:47:07,422 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-21 12:47:07,422 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-21 12:47:07,422 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-21 12:47:07,422 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:47:07,427 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-21 12:47:07,427 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:47:07,427 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-21 12:47:07,428 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-21 12:47:07,428 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-21 12:47:07,428 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-21 12:47:07,430 INFO L520 InvariantChecker]: The annotation(s) from loop head L24-4 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-21 12:47:07,436 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-21 12:47:07,436 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-21 12:47:07,436 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-21 12:47:07,436 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-21 12:47:07,436 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-21 12:47:07,436 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:47:07,439 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-21 12:47:07,439 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:47:07,439 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-21 12:47:07,439 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-21 12:47:07,439 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-21 12:47:07,440 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-21 12:47:07,441 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-21 12:47:07,446 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-21 12:47:07,446 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-21 12:47:07,446 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-21 12:47:07,446 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-21 12:47:07,447 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-21 12:47:07,447 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:47:07,449 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding
[2024-09-21 12:47:07,449 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:47:07,449 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-21 12:47:07,449 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-21 12:47:07,450 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-21 12:47:07,450 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-21 12:47:07,452 INFO L520 InvariantChecker]: The annotation(s) from loop head L24-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-21 12:47:07,457 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges
[2024-09-21 12:47:07,457 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-21 12:47:07,457 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-21 12:47:07,458 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-21 12:47:07,458 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-21 12:47:07,458 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:47:07,461 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding
[2024-09-21 12:47:07,461 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:47:07,461 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-21 12:47:07,462 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-21 12:47:07,462 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-21 12:47:07,462 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-21 12:47:07,463 INFO L520 InvariantChecker]: The annotation(s) from loop head L28-5 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-21 12:47:07,468 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-21 12:47:07,468 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-21 12:47:07,468 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-21 12:47:07,468 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-21 12:47:07,468 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-21 12:47:07,468 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:47:07,470 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-21 12:47:07,470 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:47:07,470 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-21 12:47:07,470 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-21 12:47:07,470 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-21 12:47:07,470 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-21 12:47:07,471 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive.
[2024-09-21 12:47:07,474 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness.
[2024-09-21 12:47:07,474 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1d69888a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:47:07, skipping insertion in model container
[2024-09-21 12:47:07,474 INFO L131 PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-21 12:47:07,476 INFO L158 Benchmark]: Toolchain (without parser) took 673.83ms. Allocated memory was 125.8MB in the beginning and 180.4MB in the end (delta: 54.5MB). Free memory was 95.8MB in the beginning and 108.4MB in the end (delta: -12.5MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB.
[2024-09-21 12:47:07,476 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 125.8MB. Free memory is still 77.4MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-21 12:47:07,476 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 125.8MB. Free memory is still 98.8MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-21 12:47:07,477 INFO L158 Benchmark]: CACSL2BoogieTranslator took 216.15ms. Allocated memory was 125.8MB in the beginning and 180.4MB in the end (delta: 54.5MB). Free memory was 95.6MB in the beginning and 139.8MB in the end (delta: -44.2MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB.
[2024-09-21 12:47:07,477 INFO L158 Benchmark]: Boogie Preprocessor took 40.35ms. Allocated memory is still 180.4MB. Free memory was 139.8MB in the beginning and 137.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-21 12:47:07,479 INFO L158 Benchmark]: RCFGBuilder took 257.43ms. Allocated memory is still 180.4MB. Free memory was 137.7MB in the beginning and 125.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2024-09-21 12:47:07,480 INFO L158 Benchmark]: Referee took 156.68ms. Allocated memory is still 180.4MB. Free memory was 125.1MB in the beginning and 108.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-09-21 12:47:07,483 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 main to loop head at line 24.
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 16.
Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 28.
Annotation is valid for all loop-free paths from loop head at line 24 to loop head at line 28.
Annotation is valid for all loop-free paths from loop head at line 24 to loop head at line 24.
Annotation is valid for all loop-free paths from loop head at line 28 to loop head at line 28.
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* Witness Parser took 0.15ms. Allocated memory is still 125.8MB. Free memory is still 77.4MB. There was no memory consumed. Max. memory is 16.1GB.
* CDTParser took 0.12ms. Allocated memory is still 125.8MB. Free memory is still 98.8MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 216.15ms. Allocated memory was 125.8MB in the beginning and 180.4MB in the end (delta: 54.5MB). Free memory was 95.6MB in the beginning and 139.8MB in the end (delta: -44.2MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 40.35ms. Allocated memory is still 180.4MB. Free memory was 139.8MB in the beginning and 137.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 257.43ms. Allocated memory is still 180.4MB. Free memory was 137.7MB in the beginning and 125.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* Referee took 156.68ms. Allocated memory is still 180.4MB. Free memory was 125.1MB in the beginning and 108.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
RESULT: Ultimate proved your program to be correct!
[2024-09-21 12:47:07,508 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