./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/bh2017-ex1-poly.i --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/bh2017-ex1-poly.yml/witness-2.1.yml --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 6908dde5
Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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-lit/bh2017-ex1-poly.i ../results/automizer-verification-files/SV-COMP24_unreach-call/bh2017-ex1-poly.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-6908dde-m
[2024-09-25 00:27:11,430 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-09-25 00:27:11,510 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf
[2024-09-25 00:27:11,515 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-09-25 00:27:11,517 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-25 00:27:11,556 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-25 00:27:11,557 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-25 00:27:11,558 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-25 00:27:11,559 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-25 00:27:11,560 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-09-25 00:27:11,561 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-25 00:27:11,561 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-25 00:27:11,562 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-25 00:27:11,562 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-09-25 00:27:11,562 INFO L153 SettingsManager]: * Use SBE=true
[2024-09-25 00:27:11,566 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-25 00:27:11,566 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-09-25 00:27:11,566 INFO L153 SettingsManager]: * sizeof long=4
[2024-09-25 00:27:11,566 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-09-25 00:27:11,567 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-09-25 00:27:11,567 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-09-25 00:27:11,568 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-09-25 00:27:11,568 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-25 00:27:11,569 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-09-25 00:27:11,569 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-09-25 00:27:11,569 INFO L153 SettingsManager]: * sizeof long double=12
[2024-09-25 00:27:11,569 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-09-25 00:27:11,570 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-09-25 00:27:11,570 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-25 00:27:11,570 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-09-25 00:27:11,570 INFO L153 SettingsManager]: * Future-live optimization=false
[2024-09-25 00:27:11,571 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-09-25 00:27:11,571 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-09-25 00:27:11,572 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-25 00:27:11,572 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-25 00:27:11,573 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-09-25 00:27:11,573 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-25 00:27:11,573 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-09-25 00:27:11,574 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-09-25 00:27:11,574 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-25 00:27:11,574 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-25 00:27:11,574 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-09-25 00:27:11,575 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-25 00:27:11,575 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-25 00:27:11,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-25 00:27:11,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-25 00:27:11,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-25 00:27:11,863 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-09-25 00:27:11,864 INFO L274 PluginConnector]: CDTParser initialized
[2024-09-25 00:27:11,865 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/bh2017-ex1-poly.i
[2024-09-25 00:27:13,353 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-09-25 00:27:13,567 INFO L384 CDTParser]: Found 1 translation units.
[2024-09-25 00:27:13,568 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/bh2017-ex1-poly.i
[2024-09-25 00:27:13,575 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/c09fd3414/fd8cdd4fdfab4d4993b510e50c36c906/FLAG91299e73f
[2024-09-25 00:27:13,940 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/c09fd3414/fd8cdd4fdfab4d4993b510e50c36c906
[2024-09-25 00:27:13,942 INFO L270 PluginConnector]: Initializing Witness Parser...
[2024-09-25 00:27:13,943 INFO L274 PluginConnector]: Witness Parser initialized
[2024-09-25 00:27:13,943 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/bh2017-ex1-poly.yml/witness-2.1.yml
[2024-09-25 00:27:13,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-25 00:27:13,997 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-25 00:27:14,006 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-25 00:27:14,006 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-25 00:27:14,011 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-25 00:27:14,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:27:13" (1/2) ...
[2024-09-25 00:27:14,013 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bfdf62f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:27:14, skipping insertion in model container
[2024-09-25 00:27:14,013 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:27:13" (1/2) ...
[2024-09-25 00:27:14,014 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28209c7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:27:14, skipping insertion in model container
[2024-09-25 00:27:14,014 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:27:13" (2/2) ...
[2024-09-25 00:27:14,015 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bfdf62f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:14, skipping insertion in model container
[2024-09-25 00:27:14,015 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:27:13" (2/2) ...
[2024-09-25 00:27:14,022 INFO L93 nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-25 00:27:14,023 INFO L1541 ArrayList]: Loop invariant at [L16-L31] ((0 < i) || (i == 0))
[2024-09-25 00:27:14,023 INFO L1541 ArrayList]: Loop invariant at [L18-L25] ((((((j <= 4) && (2 <= j)) && (j == ((long long) i * 2))) || ((((((long long) i * 2) <= ((long long) j + 6)) && (j <= 4)) && (2 <= j)) && (((long long) j + 2) <= ((long long) i * 2)))) || (((j == 0) && (1 <= i)) && (i <= 3))) || ((j == 0) && (i == 0)))
[2024-09-25 00:27:14,023 INFO L1541 ArrayList]: Function contract at [L13]: requires (cond != 0), ensures (cond != 0)
[2024-09-25 00:27:14,038 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-09-25 00:27:14,205 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-lit/bh2017-ex1-poly.i[804,817]
[2024-09-25 00:27:14,218 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-25 00:27:14,237 INFO L200 MainTranslator]: Completed pre-run
Start Parsing Global
Start Parsing Global
[2024-09-25 00:27:14,270 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-lit/bh2017-ex1-poly.i[804,817]
Start Parsing Local
Start Parsing Local
[2024-09-25 00:27:14,282 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-25 00:27:14,295 INFO L204 MainTranslator]: Completed translation
[2024-09-25 00:27:14,296 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:14 WrapperNode
[2024-09-25 00:27:14,296 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-25 00:27:14,297 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-25 00:27:14,297 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-25 00:27:14,298 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-09-25 00:27:14,311 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:14" (1/1) ...
[2024-09-25 00:27:14,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:14" (1/1) ...
[2024-09-25 00:27:14,318 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:14" (1/1) ...
[2024-09-25 00:27:14,329 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
[2024-09-25 00:27:14,329 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:14" (1/1) ...
[2024-09-25 00:27:14,329 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:14" (1/1) ...
[2024-09-25 00:27:14,333 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:14" (1/1) ...
[2024-09-25 00:27:14,338 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:14" (1/1) ...
[2024-09-25 00:27:14,339 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:14" (1/1) ...
[2024-09-25 00:27:14,340 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:14" (1/1) ...
[2024-09-25 00:27:14,343 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-25 00:27:14,345 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-25 00:27:14,346 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-09-25 00:27:14,346 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-09-25 00:27:14,347 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:14" (1/1) ...
[2024-09-25 00:27:14,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-25 00:27:14,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-25 00:27:14,382 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)
[2024-09-25 00:27:14,388 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
[2024-09-25 00:27:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-25 00:27:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-25 00:27:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-25 00:27:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-25 00:27:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2024-09-25 00:27:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-25 00:27:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail
[2024-09-25 00:27:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure __assert
[2024-09-25 00:27:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2024-09-25 00:27:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-25 00:27:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-25 00:27:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-25 00:27:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2024-09-25 00:27:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-25 00:27:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2024-09-25 00:27:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-25 00:27:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2024-09-25 00:27:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2024-09-25 00:27:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-25 00:27:14,516 INFO L241 CfgBuilder]: Building ICFG
[2024-09-25 00:27:14,519 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-25 00:27:14,699 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-25 00:27:14,721 INFO L290 CfgBuilder]: Performing block encoding
[2024-09-25 00:27:14,763 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-25 00:27:14,767 INFO L317 CfgBuilder]: Removed 2 assume(true) statements.
[2024-09-25 00:27:14,768 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:27:14 BoogieIcfgContainer
[2024-09-25 00:27:14,768 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-25 00:27:14,768 INFO L112 PluginConnector]: ------------------------Referee----------------------------
[2024-09-25 00:27:14,769 INFO L270 PluginConnector]: Initializing Referee...
[2024-09-25 00:27:14,769 INFO L274 PluginConnector]: Referee initialized
[2024-09-25 00:27:14,770 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:27:13" (1/4) ...
[2024-09-25 00:27:14,770 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@af1636f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:27:14, skipping insertion in model container
[2024-09-25 00:27:14,770 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:27:13" (2/4) ...
[2024-09-25 00:27:14,770 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@af1636f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:27:14, skipping insertion in model container
[2024-09-25 00:27:14,770 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:14" (3/4) ...
[2024-09-25 00:27:14,771 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@af1636f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:27:14, skipping insertion in model container
[2024-09-25 00:27:14,771 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:27:14" (4/4) ...
[2024-09-25 00:27:14,774 INFO L79 RefereeObserver]: Analyzing ICFG bh2017-ex1-poly.i
[2024-09-25 00:27:14,778 INFO L113 InvariantChecker]: Found 2 loops.
[2024-09-25 00:27:14,779 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges.
[2024-09-25 00:27:14,779 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-25 00:27:14,780 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-25 00:27:14,780 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges.
[2024-09-25 00:27:14,780 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L16-3 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges.
[2024-09-25 00:27:14,780 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges.
[2024-09-25 00:27:14,781 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges.
[2024-09-25 00:27:14,781 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges.
[2024-09-25 00:27:14,781 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges.
[2024-09-25 00:27:14,781 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-25 00:27:14,781 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-25 00:27:14,782 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-25 00:27:14,782 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges.
[2024-09-25 00:27:14,782 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-25 00:27:14,783 INFO L131 InvariantChecker]: Will check 8 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, 3 loop-free subgraphs from loop head to loop head
[2024-09-25 00:27:14,849 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 6 edges
[2024-09-25 00:27:14,852 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-25 00:27:14,853 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-25 00:27:14,854 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-25 00:27:14,855 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-25 00:27:14,857 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:14,886 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding
[2024-09-25 00:27:14,889 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:14,889 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-25 00:27:14,889 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-25 00:27:14,890 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-25 00:27:14,899 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-25 00:27:14,922 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-25 00:27:14,942 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-25 00:27:14,945 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-25 00:27:14,946 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-25 00:27:14,946 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-25 00:27:14,947 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-25 00:27:14,947 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:14,951 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-25 00:27:14,954 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:14,954 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-25 00:27:14,955 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-25 00:27:14,955 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-25 00:27:14,955 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-25 00:27:14,960 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-25 00:27:14,976 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-25 00:27:14,977 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-25 00:27:14,977 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-25 00:27:14,978 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-25 00:27:14,978 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-25 00:27:14,978 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:14,988 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding
[2024-09-25 00:27:14,990 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:14,990 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-25 00:27:14,990 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-25 00:27:14,990 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-25 00:27:14,992 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-25 00:27:14,996 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-25 00:27:15,014 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges
[2024-09-25 00:27:15,017 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-25 00:27:15,017 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-25 00:27:15,018 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-25 00:27:15,018 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-25 00:27:15,018 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,035 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding
[2024-09-25 00:27:15,037 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,037 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-25 00:27:15,037 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-25 00:27:15,038 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-25 00:27:15,038 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-25 00:27:15,045 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-25 00:27:15,062 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-25 00:27:15,062 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-25 00:27:15,062 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-25 00:27:15,063 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-25 00:27:15,063 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-25 00:27:15,063 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,065 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-25 00:27:15,066 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,066 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-25 00:27:15,066 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-25 00:27:15,066 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-25 00:27:15,066 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-25 00:27:15,070 INFO L520 InvariantChecker]: The annotation(s) from loop head L16-3 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-25 00:27:15,084 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges
[2024-09-25 00:27:15,085 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-25 00:27:15,085 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-25 00:27:15,085 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-25 00:27:15,085 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-25 00:27:15,085 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,101 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding
[2024-09-25 00:27:15,102 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,102 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-25 00:27:15,102 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-25 00:27:15,102 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-25 00:27:15,103 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-25 00:27:15,106 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-25 00:27:15,115 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 7 edges
[2024-09-25 00:27:15,115 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-25 00:27:15,116 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-25 00:27:15,116 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-25 00:27:15,116 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-25 00:27:15,116 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,149 INFO L101 BaseMinimizeStates]: Removed 15 edges and 5 locations by large block encoding
[2024-09-25 00:27:15,151 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,151 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-25 00:27:15,151 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-25 00:27:15,151 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-25 00:27:15,153 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-25 00:27:15,157 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-25 00:27:15,172 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 9 edges
[2024-09-25 00:27:15,173 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-25 00:27:15,173 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-25 00:27:15,173 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-25 00:27:15,175 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-25 00:27:15,175 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,193 INFO L101 BaseMinimizeStates]: Removed 21 edges and 7 locations by large block encoding
[2024-09-25 00:27:15,196 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,197 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-25 00:27:15,197 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-25 00:27:15,197 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-25 00:27:15,201 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-25 00:27:15,207 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-25 00:27:15,216 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges
[2024-09-25 00:27:15,217 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-25 00:27:15,217 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-25 00:27:15,217 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-25 00:27:15,217 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-25 00:27:15,218 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,218 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding
[2024-09-25 00:27:15,219 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,219 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-25 00:27:15,219 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-25 00:27:15,219 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-25 00:27:15,220 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-25 00:27:15,225 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-25 00:27:15,234 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges
[2024-09-25 00:27:15,235 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-25 00:27:15,235 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-25 00:27:15,235 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-25 00:27:15,235 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-25 00:27:15,236 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,241 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding
[2024-09-25 00:27:15,241 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,241 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-25 00:27:15,242 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-25 00:27:15,242 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-25 00:27:15,242 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-25 00:27:15,245 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-25 00:27:15,252 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges
[2024-09-25 00:27:15,252 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-25 00:27:15,252 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-25 00:27:15,253 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-25 00:27:15,253 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-25 00:27:15,253 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,260 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding
[2024-09-25 00:27:15,260 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,260 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-25 00:27:15,260 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-25 00:27:15,260 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-25 00:27:15,263 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-25 00:27:15,269 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-25 00:27:15,277 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-25 00:27:15,277 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-25 00:27:15,277 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-25 00:27:15,278 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-25 00:27:15,278 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-25 00:27:15,278 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,280 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-25 00:27:15,280 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,280 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-25 00:27:15,281 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-25 00:27:15,281 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-25 00:27:15,281 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-25 00:27:15,282 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-25 00:27:15,289 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-25 00:27:15,289 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-25 00:27:15,289 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-25 00:27:15,289 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-25 00:27:15,290 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-25 00:27:15,290 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,291 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-25 00:27:15,291 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,291 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-25 00:27:15,292 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-25 00:27:15,292 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-25 00:27:15,292 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-25 00:27:15,294 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive.
[2024-09-25 00:27:15,302 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges
[2024-09-25 00:27:15,302 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-25 00:27:15,302 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-25 00:27:15,302 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-25 00:27:15,303 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-25 00:27:15,303 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,308 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding
[2024-09-25 00:27:15,308 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-25 00:27:15,308 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-25 00:27:15,308 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-25 00:27:15,309 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-25 00:27:15,309 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-25 00:27:15,311 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-25 00:27:15,316 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness.
[2024-09-25 00:27:15,316 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@af1636f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:27:15, skipping insertion in model container
[2024-09-25 00:27:15,316 INFO L131 PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-25 00:27:15,318 INFO L158 Benchmark]: Toolchain (without parser) took 1320.88ms. Allocated memory is still 172.0MB. Free memory was 139.1MB in the beginning and 112.6MB in the end (delta: 26.5MB). Peak memory consumption was 60.0MB. Max. memory is 16.1GB.
[2024-09-25 00:27:15,319 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 134.2MB. Free memory is still 96.9MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-25 00:27:15,319 INFO L158 Benchmark]: Witness Parser took 0.21ms. Allocated memory is still 172.0MB. Free memory is still 141.0MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-25 00:27:15,319 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.86ms. Allocated memory is still 172.0MB. Free memory was 143.6MB in the beginning and 129.7MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2024-09-25 00:27:15,320 INFO L158 Benchmark]: Boogie Preprocessor took 46.69ms. Allocated memory is still 172.0MB. Free memory was 129.7MB in the beginning and 128.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-25 00:27:15,320 INFO L158 Benchmark]: RCFGBuilder took 422.97ms. Allocated memory is still 172.0MB. Free memory was 128.1MB in the beginning and 114.3MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-09-25 00:27:15,322 INFO L158 Benchmark]: Referee took 548.09ms. Allocated memory is still 172.0MB. Free memory was 114.3MB in the beginning and 112.6MB in the end (delta: 1.6MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB.
[2024-09-25 00:27:15,324 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 check that a call to reach_error is unreachable at line 13.
Annotation is valid for all loop-free paths from loop head at line 16 to loop head at line 18.
Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 23.
Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 21.
Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 16.
Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 22.
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 18 to check that procedure precondition always holds at line 21.
Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 28.
Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 26.
Annotation is valid for all loop-free paths from loop head at line 18 to loop head at line 16.
Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 18.
Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 27.
Annotation is valid for all loop-free paths from loop head at line 18 to loop head at line 18.
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.21ms. Allocated memory is still 134.2MB. Free memory is still 96.9MB. There was no memory consumed. Max. memory is 16.1GB.
* Witness Parser took 0.21ms. Allocated memory is still 172.0MB. Free memory is still 141.0MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 290.86ms. Allocated memory is still 172.0MB. Free memory was 143.6MB in the beginning and 129.7MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 46.69ms. Allocated memory is still 172.0MB. Free memory was 129.7MB in the beginning and 128.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 422.97ms. Allocated memory is still 172.0MB. Free memory was 128.1MB in the beginning and 114.3MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
* Referee took 548.09ms. Allocated memory is still 172.0MB. Free memory was 114.3MB in the beginning and 112.6MB in the end (delta: 1.6MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB.
RESULT: Ultimate proved your program to be correct!
[2024-09-25 00:27:15,355 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 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE