./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/lu.cmp.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/lu.cmp.yml/witness-2.1.yml --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version a9b967e5
Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/loops/lu.cmp.c ../results/automizer-verification-files/SV-COMP24_unreach-call/lu.cmp.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-a9b967e-m
[2024-09-11 20:46:14,196 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-09-11 20:46:14,254 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf
[2024-09-11 20:46:14,260 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-09-11 20:46:14,261 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-11 20:46:14,303 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-11 20:46:14,305 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-11 20:46:14,306 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-11 20:46:14,307 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-11 20:46:14,308 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-09-11 20:46:14,309 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-11 20:46:14,309 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-11 20:46:14,310 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-11 20:46:14,310 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-09-11 20:46:14,310 INFO L153 SettingsManager]: * Use SBE=true
[2024-09-11 20:46:14,313 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-11 20:46:14,314 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-09-11 20:46:14,314 INFO L153 SettingsManager]: * sizeof long=4
[2024-09-11 20:46:14,314 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-09-11 20:46:14,314 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-09-11 20:46:14,314 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-09-11 20:46:14,315 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-09-11 20:46:14,315 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-11 20:46:14,315 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-09-11 20:46:14,316 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-09-11 20:46:14,316 INFO L153 SettingsManager]: * sizeof long double=12
[2024-09-11 20:46:14,316 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-09-11 20:46:14,316 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-09-11 20:46:14,316 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-11 20:46:14,317 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-09-11 20:46:14,317 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-09-11 20:46:14,317 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-09-11 20:46:14,317 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-11 20:46:14,317 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-11 20:46:14,318 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-09-11 20:46:14,318 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-11 20:46:14,318 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-09-11 20:46:14,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-09-11 20:46:14,321 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-11 20:46:14,321 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-11 20:46:14,321 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-09-11 20:46:14,321 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-11 20:46:14,322 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-11 20:46:14,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-11 20:46:14,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-11 20:46:14,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-11 20:46:14,592 INFO L270 PluginConnector]: Initializing Witness Parser...
[2024-09-11 20:46:14,592 INFO L274 PluginConnector]: Witness Parser initialized
[2024-09-11 20:46:14,594 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/lu.cmp.yml/witness-2.1.yml
[2024-09-11 20:46:14,639 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-09-11 20:46:14,639 INFO L274 PluginConnector]: CDTParser initialized
[2024-09-11 20:46:14,640 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loops/lu.cmp.c
[2024-09-11 20:46:16,072 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-09-11 20:46:16,264 INFO L384 CDTParser]: Found 1 translation units.
[2024-09-11 20:46:16,264 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops/lu.cmp.c
[2024-09-11 20:46:16,271 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/098bef9a6/6606db0ca189411bab4bd7afa4645282/FLAG24cd65bda
[2024-09-11 20:46:16,283 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/098bef9a6/6606db0ca189411bab4bd7afa4645282
[2024-09-11 20:46:16,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-11 20:46:16,285 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-11 20:46:16,286 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-11 20:46:16,286 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-11 20:46:16,292 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-11 20:46:16,292 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:46:14" (1/2) ...
[2024-09-11 20:46:16,295 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ea4e53f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:46:16, skipping insertion in model container
[2024-09-11 20:46:16,295 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:46:14" (1/2) ...
[2024-09-11 20:46:16,296 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1dffc6b1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:46:16, skipping insertion in model container
[2024-09-11 20:46:16,296 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:46:16" (2/2) ...
[2024-09-11 20:46:16,296 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ea4e53f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:16, skipping insertion in model container
[2024-09-11 20:46:16,297 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:46:16" (2/2) ...
[2024-09-11 20:46:16,302 INFO L93 nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-11 20:46:16,303 INFO L1541 ArrayList]: Loop invariant at [L96-L101] ((5 == n) && (i <= 5))
[2024-09-11 20:46:16,303 INFO L1541 ArrayList]: Loop invariant at [L93-L104] (5 == n)
[2024-09-11 20:46:16,329 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-09-11 20:46:16,483 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops/lu.cmp.c[318,331]
[2024-09-11 20:46:16,521 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-11 20:46:16,533 INFO L200 MainTranslator]: Completed pre-run
[2024-09-11 20:46:16,541 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops/lu.cmp.c[318,331]
Start Parsing Local
Start Parsing Local
[2024-09-11 20:46:16,578 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-11 20:46:16,592 INFO L204 MainTranslator]: Completed translation
[2024-09-11 20:46:16,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:16 WrapperNode
[2024-09-11 20:46:16,592 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-11 20:46:16,593 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-11 20:46:16,593 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-11 20:46:16,593 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-09-11 20:46:16,606 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:16" (1/1) ...
[2024-09-11 20:46:16,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:16" (1/1) ...
[2024-09-11 20:46:16,621 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:16" (1/1) ...
[2024-09-11 20:46:16,633 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS
[2024-09-11 20:46:16,634 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:16" (1/1) ...
[2024-09-11 20:46:16,634 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:16" (1/1) ...
[2024-09-11 20:46:16,659 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:16" (1/1) ...
[2024-09-11 20:46:16,664 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:16" (1/1) ...
[2024-09-11 20:46:16,670 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:16" (1/1) ...
[2024-09-11 20:46:16,671 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:16" (1/1) ...
[2024-09-11 20:46:16,677 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-11 20:46:16,678 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-11 20:46:16,678 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-09-11 20:46:16,679 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-09-11 20:46:16,679 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:16" (1/1) ...
[2024-09-11 20:46:16,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-11 20:46:16,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-11 20:46:16,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-09-11 20:46:16,720 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-09-11 20:46:16,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-11 20:46:16,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-11 20:46:16,771 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-11 20:46:16,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-11 20:46:16,771 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs
[2024-09-11 20:46:16,772 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2024-09-11 20:46:16,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ludcmp
[2024-09-11 20:46:16,773 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2024-09-11 20:46:16,773 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-11 20:46:16,773 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-11 20:46:16,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-11 20:46:16,773 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-11 20:46:16,774 INFO L130 BoogieDeclarations]: Found specification of procedure ludcmp
[2024-09-11 20:46:16,774 INFO L130 BoogieDeclarations]: Found specification of procedure fabs
[2024-09-11 20:46:16,774 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2024-09-11 20:46:16,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~real
[2024-09-11 20:46:16,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~real
[2024-09-11 20:46:16,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2024-09-11 20:46:16,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-11 20:46:16,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-11 20:46:16,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2024-09-11 20:46:16,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-11 20:46:16,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2024-09-11 20:46:16,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2024-09-11 20:46:16,889 INFO L242 CfgBuilder]: Building ICFG
[2024-09-11 20:46:16,893 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-11 20:46:17,247 INFO L? ?]: Removed 38 outVars from TransFormulas that were not future-live.
[2024-09-11 20:46:17,247 INFO L291 CfgBuilder]: Performing block encoding
[2024-09-11 20:46:17,285 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-11 20:46:17,285 INFO L318 CfgBuilder]: Removed 11 assume(true) statements.
[2024-09-11 20:46:17,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:46:17 BoogieIcfgContainer
[2024-09-11 20:46:17,286 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-11 20:46:17,287 INFO L112 PluginConnector]: ------------------------Referee----------------------------
[2024-09-11 20:46:17,287 INFO L270 PluginConnector]: Initializing Referee...
[2024-09-11 20:46:17,288 INFO L274 PluginConnector]: Referee initialized
[2024-09-11 20:46:17,289 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:46:14" (1/4) ...
[2024-09-11 20:46:17,289 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@50c1083b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:46:17, skipping insertion in model container
[2024-09-11 20:46:17,289 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:46:16" (2/4) ...
[2024-09-11 20:46:17,290 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@50c1083b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:46:17, skipping insertion in model container
[2024-09-11 20:46:17,290 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:16" (3/4) ...
[2024-09-11 20:46:17,290 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@50c1083b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:46:17, skipping insertion in model container
[2024-09-11 20:46:17,290 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:46:17" (4/4) ...
[2024-09-11 20:46:17,291 INFO L79 RefereeObserver]: Analyzing ICFG lu.cmp.c
[2024-09-11 20:46:17,296 INFO L112 InvariantChecker]: Found 11 loops.
[2024-09-11 20:46:17,296 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L96-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges.
[2024-09-11 20:46:17,296 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L93-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges.
[2024-09-11 20:46:17,297 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L96-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges.
[2024-09-11 20:46:17,297 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges.
[2024-09-11 20:46:17,297 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges.
[2024-09-11 20:46:17,297 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to loop head
[2024-09-11 20:46:17,357 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 6 edges
[2024-09-11 20:46:17,358 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:46:17,358 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:46:17,359 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:46:17,360 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:46:17,362 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:17,390 INFO L101 BaseMinimizeStates]: Removed 11 edges and 4 locations by large block encoding
[2024-09-11 20:46:17,391 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:17,391 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:46:17,392 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:46:17,392 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:46:17,397 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:46:17,416 INFO L514 InvariantChecker]: The annotation(s) from loop head L96-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-11 20:46:17,446 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-11 20:46:17,446 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:46:17,446 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:46:17,446 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:46:17,447 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:46:17,447 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:17,448 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-11 20:46:17,449 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:17,449 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:46:17,449 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:46:17,449 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:46:17,450 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:46:17,452 INFO L514 InvariantChecker]: The annotation(s) from loop head L93-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-11 20:46:17,472 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 6 edges
[2024-09-11 20:46:17,474 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:46:17,474 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:46:17,474 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:46:17,474 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:46:17,474 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:17,481 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding
[2024-09-11 20:46:17,482 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:17,483 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:46:17,483 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:46:17,483 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:46:17,484 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:46:17,486 INFO L514 InvariantChecker]: The annotation(s) from loop head L96-4 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-11 20:46:17,503 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges
[2024-09-11 20:46:17,504 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:46:17,504 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:46:17,504 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:46:17,505 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:46:17,505 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:17,506 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding
[2024-09-11 20:46:17,507 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:17,507 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:46:17,507 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:46:17,507 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:46:17,507 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:46:17,512 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-11 20:46:17,545 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-11 20:46:17,552 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:46:17,553 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:46:17,553 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:46:17,553 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:46:17,553 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:17,554 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-11 20:46:17,554 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:17,554 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:46:17,555 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:46:17,555 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:46:17,555 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:46:17,574 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness.
[2024-09-11 20:46:17,575 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@50c1083b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:46:17, skipping insertion in model container
[2024-09-11 20:46:17,575 INFO L131 PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-11 20:46:17,579 INFO L158 Benchmark]: Toolchain (without parser) took 1293.23ms. Allocated memory is still 174.1MB. Free memory was 119.6MB in the beginning and 141.7MB in the end (delta: -22.2MB). Peak memory consumption was 74.3MB. Max. memory is 16.1GB.
[2024-09-11 20:46:17,579 INFO L158 Benchmark]: Witness Parser took 0.22ms. Allocated memory is still 174.1MB. Free memory was 143.3MB in the beginning and 143.1MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-09-11 20:46:17,579 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 174.1MB. Free memory is still 141.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-11 20:46:17,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 306.34ms. Allocated memory is still 174.1MB. Free memory was 119.6MB in the beginning and 103.4MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-09-11 20:46:17,580 INFO L158 Benchmark]: Boogie Preprocessor took 84.60ms. Allocated memory is still 174.1MB. Free memory was 103.4MB in the beginning and 100.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-11 20:46:17,581 INFO L158 Benchmark]: RCFGBuilder took 607.84ms. Allocated memory is still 174.1MB. Free memory was 100.7MB in the beginning and 76.9MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-09-11 20:46:17,584 INFO L158 Benchmark]: Referee took 288.25ms. Allocated memory is still 174.1MB. Free memory was 76.9MB in the beginning and 141.7MB in the end (delta: -64.8MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB.
[2024-09-11 20:46:17,587 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee:
- AnnotationCheckResult: Annotation is not a valid proof of correctness.
Annotation is not a valid proof of correctness.
Annotation is not valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 7. One counterexample starts in \old(cond)=0 and ends in \old(cond)=0, cond=0.
Annotation is valid for all loop-free paths from loop head at line 96 to loop head at line 96.
Annotation is valid for all loop-free paths from loop head at line 96 to loop head at line 93.
Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 93.
Annotation is valid for all loop-free paths from loop head at line 93 to loop head at line 96.
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* Witness Parser took 0.22ms. Allocated memory is still 174.1MB. Free memory was 143.3MB in the beginning and 143.1MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB.
* CDTParser took 0.12ms. Allocated memory is still 174.1MB. Free memory is still 141.2MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 306.34ms. Allocated memory is still 174.1MB. Free memory was 119.6MB in the beginning and 103.4MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 84.60ms. Allocated memory is still 174.1MB. Free memory was 103.4MB in the beginning and 100.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 607.84ms. Allocated memory is still 174.1MB. Free memory was 100.7MB in the beginning and 76.9MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
* Referee took 288.25ms. Allocated memory is still 174.1MB. Free memory was 76.9MB in the beginning and 141.7MB in the end (delta: -64.8MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-09-11 20:46:17,638 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
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE