./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound50.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound50.yml/witness-2.1.yml --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version a9b967e5
Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound50.c ../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound50.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-a9b967e-m
[2024-09-11 20:51:44,467 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-09-11 20:51:44,554 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf
[2024-09-11 20:51:44,557 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-09-11 20:51:44,558 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-11 20:51:44,575 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-11 20:51:44,576 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-11 20:51:44,576 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-11 20:51:44,577 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-11 20:51:44,577 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-09-11 20:51:44,578 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-11 20:51:44,578 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-11 20:51:44,579 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-11 20:51:44,579 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-09-11 20:51:44,580 INFO L153 SettingsManager]: * Use SBE=true
[2024-09-11 20:51:44,580 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-11 20:51:44,580 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-09-11 20:51:44,581 INFO L153 SettingsManager]: * sizeof long=4
[2024-09-11 20:51:44,581 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-09-11 20:51:44,581 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-09-11 20:51:44,582 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-09-11 20:51:44,584 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-09-11 20:51:44,585 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-11 20:51:44,585 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-09-11 20:51:44,585 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-09-11 20:51:44,586 INFO L153 SettingsManager]: * sizeof long double=12
[2024-09-11 20:51:44,586 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-09-11 20:51:44,586 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-09-11 20:51:44,587 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-11 20:51:44,587 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-09-11 20:51:44,588 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-09-11 20:51:44,588 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-09-11 20:51:44,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-11 20:51:44,589 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-11 20:51:44,589 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-09-11 20:51:44,590 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-11 20:51:44,590 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-09-11 20:51:44,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-09-11 20:51:44,590 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-11 20:51:44,591 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-11 20:51:44,591 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-09-11 20:51:44,593 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-11 20:51:44,593 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-11 20:51:44,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-11 20:51:44,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-11 20:51:44,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-11 20:51:44,877 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-09-11 20:51:44,878 INFO L274 PluginConnector]: CDTParser initialized
[2024-09-11 20:51:44,879 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound50.c
[2024-09-11 20:51:46,355 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-09-11 20:51:46,543 INFO L384 CDTParser]: Found 1 translation units.
[2024-09-11 20:51:46,546 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound50.c
[2024-09-11 20:51:46,553 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/00ef0a681/f2e2cb4cb17643bc9d1e41e2d1359b6e/FLAGcd2956b24
[2024-09-11 20:51:46,566 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/00ef0a681/f2e2cb4cb17643bc9d1e41e2d1359b6e
[2024-09-11 20:51:46,569 INFO L270 PluginConnector]: Initializing Witness Parser...
[2024-09-11 20:51:46,570 INFO L274 PluginConnector]: Witness Parser initialized
[2024-09-11 20:51:46,570 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound50.yml/witness-2.1.yml
[2024-09-11 20:51:46,622 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-11 20:51:46,624 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-11 20:51:46,625 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-11 20:51:46,625 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-11 20:51:46,630 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-11 20:51:46,631 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:46" (1/2) ...
[2024-09-11 20:51:46,631 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d2950fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46, skipping insertion in model container
[2024-09-11 20:51:46,632 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:46" (1/2) ...
[2024-09-11 20:51:46,633 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d4e0cd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46, skipping insertion in model container
[2024-09-11 20:51:46,633 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 08:51:46" (2/2) ...
[2024-09-11 20:51:46,634 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d2950fa and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:46, skipping insertion in model container
[2024-09-11 20:51:46,634 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 08:51:46" (2/2) ...
[2024-09-11 20:51:46,640 INFO L93 nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-11 20:51:46,641 INFO L1541 ArrayList]: Loop invariant at [L34-L55] ((1 <= y) && ((q + (((__int128) a * b) * p)) == ((long long) x * y)))
[2024-09-11 20:51:46,641 INFO L1541 ArrayList]: Function contract at [L8]: requires null, ensures (\old(cond) != 0)
[2024-09-11 20:51:46,641 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond))
[2024-09-11 20:51:46,665 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-09-11 20:51:46,839 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound50.c[524,537]
[2024-09-11 20:51:46,874 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-11 20:51:46,888 INFO L200 MainTranslator]: Completed pre-run
Start Parsing Global
Start Parsing Global
Start Parsing Global
[2024-09-11 20:51:46,926 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound50.c[524,537]
Start Parsing Local
[2024-09-11 20:51:46,940 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-11 20:51:46,955 INFO L204 MainTranslator]: Completed translation
[2024-09-11 20:51:46,956 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:46 WrapperNode
[2024-09-11 20:51:46,956 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-11 20:51:46,957 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-11 20:51:46,957 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-11 20:51:46,958 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-09-11 20:51:46,972 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 11.09 08:51:46" (1/1) ...
[2024-09-11 20:51:46,972 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 11.09 08:51:46" (1/1) ...
[2024-09-11 20:51:46,978 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 11.09 08:51:46" (1/1) ...
[2024-09-11 20:51:46,988 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification
[2024-09-11 20:51:46,989 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 11.09 08:51:46" (1/1) ...
[2024-09-11 20:51:46,992 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 11.09 08:51:46" (1/1) ...
[2024-09-11 20:51:46,997 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 11.09 08:51:46" (1/1) ...
[2024-09-11 20:51:47,000 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 11.09 08:51:46" (1/1) ...
[2024-09-11 20:51:47,002 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 11.09 08:51:46" (1/1) ...
[2024-09-11 20:51:47,003 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 11.09 08:51:46" (1/1) ...
[2024-09-11 20:51:47,006 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-11 20:51:47,007 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-11 20:51:47,007 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-09-11 20:51:47,007 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-09-11 20:51:47,008 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 11.09 08:51:46" (1/1) ...
[2024-09-11 20:51:47,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-11 20:51:47,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-11 20:51:47,047 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 20:51:47,049 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 20:51:47,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-11 20:51:47,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-11 20:51:47,090 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-11 20:51:47,090 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-09-11 20:51:47,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-11 20:51:47,090 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2024-09-11 20:51:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2024-09-11 20:51:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-11 20:51:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-11 20:51:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-11 20:51:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2024-09-11 20:51:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-09-11 20:51:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-11 20:51:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2024-09-11 20:51:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-11 20:51:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2024-09-11 20:51:47,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-11 20:51:47,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2024-09-11 20:51:47,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2024-09-11 20:51:47,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-11 20:51:47,152 INFO L242 CfgBuilder]: Building ICFG
[2024-09-11 20:51:47,155 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-11 20:51:47,327 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-11 20:51:47,378 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live.
[2024-09-11 20:51:47,378 INFO L291 CfgBuilder]: Performing block encoding
[2024-09-11 20:51:47,409 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-11 20:51:47,410 INFO L318 CfgBuilder]: Removed 1 assume(true) statements.
[2024-09-11 20:51:47,410 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:47 BoogieIcfgContainer
[2024-09-11 20:51:47,410 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-11 20:51:47,411 INFO L112 PluginConnector]: ------------------------Referee----------------------------
[2024-09-11 20:51:47,411 INFO L270 PluginConnector]: Initializing Referee...
[2024-09-11 20:51:47,415 INFO L274 PluginConnector]: Referee initialized
[2024-09-11 20:51:47,415 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:46" (1/4) ...
[2024-09-11 20:51:47,416 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3456b0fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:47, skipping insertion in model container
[2024-09-11 20:51:47,416 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 08:51:46" (2/4) ...
[2024-09-11 20:51:47,416 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3456b0fd and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:47, skipping insertion in model container
[2024-09-11 20:51:47,416 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 11.09 08:51:46" (3/4) ...
[2024-09-11 20:51:47,416 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3456b0fd and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:47, skipping insertion in model container
[2024-09-11 20:51:47,416 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:47" (4/4) ...
[2024-09-11 20:51:47,418 INFO L79 RefereeObserver]: Analyzing ICFG prod4br-ll_valuebound50.c
[2024-09-11 20:51:47,423 INFO L112 InvariantChecker]: Found 1 loops.
[2024-09-11 20:51:47,424 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-11 20:51:47,424 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges.
[2024-09-11 20:51:47,424 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-11 20:51:47,424 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges.
[2024-09-11 20:51:47,424 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges.
[2024-09-11 20:51:47,424 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-11 20:51:47,425 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges.
[2024-09-11 20:51:47,425 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges.
[2024-09-11 20:51:47,425 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location
[2024-09-11 20:51:47,484 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges
[2024-09-11 20:51:47,485 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:47,486 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:47,487 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:47,488 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:47,491 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:47,500 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding
[2024-09-11 20:51:47,504 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:47,504 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:47,505 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:47,505 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:47,508 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:47,526 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-11 20:51:47,557 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges
[2024-09-11 20:51:47,557 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:47,557 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:47,557 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:47,558 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:47,558 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:47,569 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding
[2024-09-11 20:51:47,569 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:47,570 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:47,570 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:47,570 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:47,573 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:47,575 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:51:47,593 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-11 20:51:47,593 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:47,593 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:47,593 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:47,594 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:47,594 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:47,597 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-11 20:51:47,598 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:47,598 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:47,598 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:47,598 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:47,598 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:47,606 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:51:47,633 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges
[2024-09-11 20:51:47,637 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:47,637 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:47,638 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:47,638 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:47,638 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:47,701 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding
[2024-09-11 20:51:47,702 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:47,702 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:47,702 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:47,702 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:47,702 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:47,706 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-11 20:51:47,729 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 11 edges
[2024-09-11 20:51:47,730 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:47,730 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:47,730 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:47,730 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:47,731 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:47,811 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding
[2024-09-11 20:51:47,812 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:47,812 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:47,812 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:47,812 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:47,819 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:47,827 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-11 20:51:47,841 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-11 20:51:47,841 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:47,841 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:47,841 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:47,841 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:47,841 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:47,845 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-11 20:51:47,845 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:47,845 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:47,845 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:47,845 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:47,846 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:47,850 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-11 20:51:47,860 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-11 20:51:47,860 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:47,860 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:47,860 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:47,860 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:47,860 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:47,863 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-11 20:51:47,864 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:47,864 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:47,864 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:47,864 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:47,865 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:47,867 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive.
[2024-09-11 20:51:47,879 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges
[2024-09-11 20:51:47,879 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:47,879 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:47,879 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:47,879 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:47,879 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:47,890 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding
[2024-09-11 20:51:47,890 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:47,891 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:47,892 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:47,892 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:47,895 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:47,898 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:51:47,902 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness
[2024-09-11 20:51:47,902 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3456b0fd and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:51:47, skipping insertion in model container
[2024-09-11 20:51:47,902 INFO L131 PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-11 20:51:47,905 INFO L158 Benchmark]: Toolchain (without parser) took 1279.61ms. Allocated memory is still 151.0MB. Free memory was 93.2MB in the beginning and 98.0MB in the end (delta: -4.8MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB.
[2024-09-11 20:51:47,906 INFO L158 Benchmark]: CDTParser took 1.77ms. Allocated memory is still 151.0MB. Free memory is still 116.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-11 20:51:47,906 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 151.0MB. Free memory is still 95.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-11 20:51:47,907 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.96ms. Allocated memory is still 151.0MB. Free memory was 93.2MB in the beginning and 79.6MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2024-09-11 20:51:47,907 INFO L158 Benchmark]: Boogie Preprocessor took 48.62ms. Allocated memory is still 151.0MB. Free memory was 79.6MB in the beginning and 77.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-11 20:51:47,907 INFO L158 Benchmark]: RCFGBuilder took 403.60ms. Allocated memory is still 151.0MB. Free memory was 77.0MB in the beginning and 61.2MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-09-11 20:51:47,908 INFO L158 Benchmark]: Referee took 491.64ms. Allocated memory is still 151.0MB. Free memory was 61.2MB in the beginning and 98.0MB in the end (delta: -36.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB.
[2024-09-11 20:51:47,913 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 loop head at line 34 to check that procedure precondition always holds at line 34.
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 34 to check that procedure precondition always holds at line 57.
Annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 35.
Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert.
Annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 34.
Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not.
Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 34.
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 1.77ms. Allocated memory is still 151.0MB. Free memory is still 116.3MB. There was no memory consumed. Max. memory is 16.1GB.
* Witness Parser took 0.18ms. Allocated memory is still 151.0MB. Free memory is still 95.3MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 331.96ms. Allocated memory is still 151.0MB. Free memory was 93.2MB in the beginning and 79.6MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 48.62ms. Allocated memory is still 151.0MB. Free memory was 79.6MB in the beginning and 77.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 403.60ms. Allocated memory is still 151.0MB. Free memory was 77.0MB in the beginning and 61.2MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
* Referee took 491.64ms. Allocated memory is still 151.0MB. Free memory was 61.2MB in the beginning and 98.0MB in the end (delta: -36.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-09-11 20:51:47,943 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
### Bit-precise run ###
Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound50.c ../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound50.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-a9b967e-m
[2024-09-11 20:51:50,183 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-09-11 20:51:50,260 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf
[2024-09-11 20:51:50,265 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-09-11 20:51:50,267 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-11 20:51:50,295 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-11 20:51:50,296 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-11 20:51:50,299 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-11 20:51:50,300 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-11 20:51:50,300 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-09-11 20:51:50,300 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-11 20:51:50,301 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-11 20:51:50,301 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-11 20:51:50,305 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-09-11 20:51:50,305 INFO L153 SettingsManager]: * Use SBE=true
[2024-09-11 20:51:50,306 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-11 20:51:50,306 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-09-11 20:51:50,306 INFO L153 SettingsManager]: * sizeof long=4
[2024-09-11 20:51:50,306 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-09-11 20:51:50,307 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-09-11 20:51:50,307 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-09-11 20:51:50,308 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-11 20:51:50,308 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-09-11 20:51:50,308 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-09-11 20:51:50,312 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-09-11 20:51:50,312 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-09-11 20:51:50,313 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-09-11 20:51:50,313 INFO L153 SettingsManager]: * sizeof long double=12
[2024-09-11 20:51:50,313 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-09-11 20:51:50,313 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-09-11 20:51:50,314 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-11 20:51:50,314 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-09-11 20:51:50,314 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-09-11 20:51:50,314 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-09-11 20:51:50,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-11 20:51:50,315 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-11 20:51:50,316 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-09-11 20:51:50,317 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-11 20:51:50,318 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF
[2024-09-11 20:51:50,318 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-09-11 20:51:50,318 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-11 20:51:50,319 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-11 20:51:50,319 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-09-11 20:51:50,319 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-11 20:51:50,320 INFO L153 SettingsManager]: * Logic for external solver=AUFBV
[2024-09-11 20:51:50,320 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-11 20:51:50,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-11 20:51:50,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-11 20:51:50,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-11 20:51:50,655 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-09-11 20:51:50,656 INFO L274 PluginConnector]: CDTParser initialized
[2024-09-11 20:51:50,658 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound50.c
[2024-09-11 20:51:52,236 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-09-11 20:51:52,449 INFO L384 CDTParser]: Found 1 translation units.
[2024-09-11 20:51:52,449 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound50.c
[2024-09-11 20:51:52,462 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/a63b6546b/fe567f5a24f54d0fbaaff9dd4e6f5297/FLAGc6b1c7e59
[2024-09-11 20:51:52,811 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/a63b6546b/fe567f5a24f54d0fbaaff9dd4e6f5297
[2024-09-11 20:51:52,814 INFO L270 PluginConnector]: Initializing Witness Parser...
[2024-09-11 20:51:52,815 INFO L274 PluginConnector]: Witness Parser initialized
[2024-09-11 20:51:52,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound50.yml/witness-2.1.yml
[2024-09-11 20:51:52,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-11 20:51:52,888 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-11 20:51:52,890 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-11 20:51:52,890 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-11 20:51:52,895 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-11 20:51:52,897 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:52" (1/2) ...
[2024-09-11 20:51:52,898 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a73e58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:52, skipping insertion in model container
[2024-09-11 20:51:52,898 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:52" (1/2) ...
[2024-09-11 20:51:52,904 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@488aa6db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:52, skipping insertion in model container
[2024-09-11 20:51:52,904 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 08:51:52" (2/2) ...
[2024-09-11 20:51:52,904 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a73e58 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:52, skipping insertion in model container
[2024-09-11 20:51:52,905 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 08:51:52" (2/2) ...
[2024-09-11 20:51:52,911 INFO L93 nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-11 20:51:52,912 INFO L1541 ArrayList]: Loop invariant at [L34-L55] ((1 <= y) && ((q + (((__int128) a * b) * p)) == ((long long) x * y)))
[2024-09-11 20:51:52,912 INFO L1541 ArrayList]: Function contract at [L8]: requires null, ensures (\old(cond) != 0)
[2024-09-11 20:51:52,912 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond))
[2024-09-11 20:51:52,928 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-09-11 20:51:53,077 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound50.c[524,537]
[2024-09-11 20:51:53,106 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-11 20:51:53,115 INFO L200 MainTranslator]: Completed pre-run
Start Parsing Global
Start Parsing Global
Start Parsing Global
[2024-09-11 20:51:53,159 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound50.c[524,537]
Start Parsing Local
[2024-09-11 20:51:53,182 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-11 20:51:53,206 INFO L204 MainTranslator]: Completed translation
[2024-09-11 20:51:53,207 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:53 WrapperNode
[2024-09-11 20:51:53,208 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-11 20:51:53,209 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-11 20:51:53,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-11 20:51:53,210 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-09-11 20:51:53,223 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 11.09 08:51:53" (1/1) ...
[2024-09-11 20:51:53,223 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 11.09 08:51:53" (1/1) ...
[2024-09-11 20:51:53,232 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 11.09 08:51:53" (1/1) ...
[2024-09-11 20:51:53,244 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification
[2024-09-11 20:51:53,245 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 11.09 08:51:53" (1/1) ...
[2024-09-11 20:51:53,245 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 11.09 08:51:53" (1/1) ...
[2024-09-11 20:51:53,253 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 11.09 08:51:53" (1/1) ...
[2024-09-11 20:51:53,259 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 11.09 08:51:53" (1/1) ...
[2024-09-11 20:51:53,262 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 11.09 08:51:53" (1/1) ...
[2024-09-11 20:51:53,266 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 11.09 08:51:53" (1/1) ...
[2024-09-11 20:51:53,268 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-11 20:51:53,273 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-11 20:51:53,273 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-09-11 20:51:53,273 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-09-11 20:51:53,274 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 11.09 08:51:53" (1/1) ...
[2024-09-11 20:51:53,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-11 20:51:53,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-11 20:51:53,302 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 20:51:53,304 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 20:51:53,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-11 20:51:53,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-11 20:51:53,350 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-11 20:51:53,350 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-09-11 20:51:53,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-11 20:51:53,351 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2024-09-11 20:51:53,351 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2024-09-11 20:51:53,351 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-11 20:51:53,351 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-11 20:51:53,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-11 20:51:53,352 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2024-09-11 20:51:53,352 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-09-11 20:51:53,352 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-11 20:51:53,352 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2024-09-11 20:51:53,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-11 20:51:53,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2024-09-11 20:51:53,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-11 20:51:53,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1
[2024-09-11 20:51:53,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1
[2024-09-11 20:51:53,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-11 20:51:53,450 INFO L242 CfgBuilder]: Building ICFG
[2024-09-11 20:51:53,454 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-11 20:52:00,817 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-11 20:52:00,904 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live.
[2024-09-11 20:52:00,904 INFO L291 CfgBuilder]: Performing block encoding
[2024-09-11 20:52:00,926 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-11 20:52:00,926 INFO L318 CfgBuilder]: Removed 1 assume(true) statements.
[2024-09-11 20:52:00,927 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:00 BoogieIcfgContainer
[2024-09-11 20:52:00,927 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-11 20:52:00,927 INFO L112 PluginConnector]: ------------------------Referee----------------------------
[2024-09-11 20:52:00,927 INFO L270 PluginConnector]: Initializing Referee...
[2024-09-11 20:52:00,928 INFO L274 PluginConnector]: Referee initialized
[2024-09-11 20:52:00,928 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:52" (1/4) ...
[2024-09-11 20:52:00,929 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@57c76c1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:00, skipping insertion in model container
[2024-09-11 20:52:00,929 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 08:51:52" (2/4) ...
[2024-09-11 20:52:00,929 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@57c76c1d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:00, skipping insertion in model container
[2024-09-11 20:52:00,929 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 11.09 08:51:53" (3/4) ...
[2024-09-11 20:52:00,930 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@57c76c1d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:00, skipping insertion in model container
[2024-09-11 20:52:00,930 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:00" (4/4) ...
[2024-09-11 20:52:00,931 INFO L79 RefereeObserver]: Analyzing ICFG prod4br-ll_valuebound50.c
[2024-09-11 20:52:00,934 INFO L112 InvariantChecker]: Found 1 loops.
[2024-09-11 20:52:00,935 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-11 20:52:00,935 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges.
[2024-09-11 20:52:00,935 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-11 20:52:00,935 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges.
[2024-09-11 20:52:00,935 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges.
[2024-09-11 20:52:00,935 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-11 20:52:00,936 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges.
[2024-09-11 20:52:00,936 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges.
[2024-09-11 20:52:00,936 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from loop head to error location
[2024-09-11 20:52:00,982 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges
[2024-09-11 20:52:00,983 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:52:00,987 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:52:00,987 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:52:00,988 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:52:00,989 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:52:00,997 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding
[2024-09-11 20:52:00,998 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:52:00,998 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:52:00,999 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:52:00,999 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:52:01,001 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:52:01,014 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-11 20:52:01,037 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges
[2024-09-11 20:52:01,038 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:52:01,038 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:52:01,038 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:52:01,038 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:52:01,038 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:52:01,051 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding
[2024-09-11 20:52:01,051 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:52:01,051 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:52:01,051 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:52:01,051 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:52:01,055 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:52:05,233 INFO L510 InvariantChecker]: unknown inductivity: todo good error message
[2024-09-11 20:52:05,336 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-11 20:52:05,336 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:52:05,337 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:52:05,337 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:52:05,337 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:52:05,337 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:52:05,340 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-11 20:52:05,341 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:52:05,341 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:52:05,341 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:52:05,341 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:52:05,341 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:52:09,507 INFO L510 InvariantChecker]: unknown inductivity: todo good error message
[2024-09-11 20:52:09,589 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges
[2024-09-11 20:52:09,590 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:52:09,590 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:52:09,590 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:52:09,590 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:52:09,591 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:52:09,608 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding
[2024-09-11 20:52:09,608 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:52:09,611 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:52:09,612 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:52:09,612 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:52:09,612 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:52:10,144 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-11 20:52:10,175 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 11 edges
[2024-09-11 20:52:10,175 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:52:10,175 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:52:10,176 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:52:10,176 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:52:10,176 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:52:10,221 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding
[2024-09-11 20:52:10,222 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:52:10,222 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:52:10,222 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:52:10,223 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:52:10,231 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:52:15,161 INFO L510 InvariantChecker]: unknown inductivity: todo good error message
[2024-09-11 20:52:15,449 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-11 20:52:15,449 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:52:15,449 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:52:15,449 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:52:15,449 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:52:15,449 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:52:15,452 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-11 20:52:15,452 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:52:15,452 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:52:15,452 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:52:15,452 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:52:15,453 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:52:15,456 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-11 20:52:15,466 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-11 20:52:15,467 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:52:15,467 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:52:15,467 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:52:15,467 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:52:15,468 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:52:15,469 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-11 20:52:15,469 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:52:15,469 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:52:15,470 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:52:15,470 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:52:15,470 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:52:15,472 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive.
[2024-09-11 20:52:15,483 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges
[2024-09-11 20:52:15,484 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:52:15,484 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:52:15,484 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:52:15,485 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:52:15,485 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:52:15,495 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding
[2024-09-11 20:52:15,496 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:52:15,497 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:52:15,497 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:52:15,498 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:52:15,500 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:52:19,728 INFO L510 InvariantChecker]: unknown inductivity: todo good error message
[2024-09-11 20:52:19,822 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness
[2024-09-11 20:52:19,823 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@57c76c1d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:52:19, skipping insertion in model container
[2024-09-11 20:52:19,823 INFO L131 PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-11 20:52:19,825 INFO L158 Benchmark]: Toolchain (without parser) took 26936.19ms. Allocated memory is still 79.7MB. Free memory was 59.4MB in the beginning and 42.7MB in the end (delta: 16.7MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB.
[2024-09-11 20:52:19,825 INFO L158 Benchmark]: CDTParser took 0.96ms. Allocated memory is still 54.5MB. Free memory was 33.5MB in the beginning and 33.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-09-11 20:52:19,825 INFO L158 Benchmark]: Witness Parser took 1.13ms. Allocated memory is still 79.7MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-11 20:52:19,826 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.23ms. Allocated memory is still 79.7MB. Free memory was 59.1MB in the beginning and 44.7MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-09-11 20:52:19,826 INFO L158 Benchmark]: Boogie Preprocessor took 63.17ms. Allocated memory is still 79.7MB. Free memory was 44.7MB in the beginning and 42.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-11 20:52:19,827 INFO L158 Benchmark]: RCFGBuilder took 7654.09ms. Allocated memory is still 79.7MB. Free memory was 42.4MB in the beginning and 46.2MB in the end (delta: -3.8MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB.
[2024-09-11 20:52:19,827 INFO L158 Benchmark]: Referee took 18895.69ms. Allocated memory is still 79.7MB. Free memory was 46.2MB in the beginning and 42.7MB in the end (delta: 3.6MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB.
[2024-09-11 20:52:19,830 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee:
- AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness
Insufficient resources for checking whether annotation is a valid proof of correctness
Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 57.
Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 34.
Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 34.
Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 35.
Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not.
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 entry of procedure main to loop head at line 34.
Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert.
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.96ms. Allocated memory is still 54.5MB. Free memory was 33.5MB in the beginning and 33.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Parser took 1.13ms. Allocated memory is still 79.7MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 318.23ms. Allocated memory is still 79.7MB. Free memory was 59.1MB in the beginning and 44.7MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 63.17ms. Allocated memory is still 79.7MB. Free memory was 44.7MB in the beginning and 42.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 7654.09ms. Allocated memory is still 79.7MB. Free memory was 42.4MB in the beginning and 46.2MB in the end (delta: -3.8MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB.
* Referee took 18895.69ms. Allocated memory is still 79.7MB. Free memory was 46.2MB in the beginning and 42.7MB in the end (delta: 3.6MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-09-11 20:52:20,003 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:
UNKNOWN