./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound2.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound2.yml/witness-2.1.yml --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 5189fb62
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_valuebound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound2.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-5189fb6-m
[2024-09-13 05:09:36,342 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-09-13 05:09:36,425 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf
[2024-09-13 05:09:36,431 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-09-13 05:09:36,433 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-13 05:09:36,466 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-13 05:09:36,467 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-13 05:09:36,468 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-13 05:09:36,469 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-13 05:09:36,470 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-09-13 05:09:36,471 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-13 05:09:36,471 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-13 05:09:36,472 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-13 05:09:36,472 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-09-13 05:09:36,473 INFO L153 SettingsManager]: * Use SBE=true
[2024-09-13 05:09:36,473 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-13 05:09:36,474 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-09-13 05:09:36,474 INFO L153 SettingsManager]: * sizeof long=4
[2024-09-13 05:09:36,474 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-09-13 05:09:36,475 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-09-13 05:09:36,475 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-09-13 05:09:36,477 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-09-13 05:09:36,477 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-13 05:09:36,478 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-09-13 05:09:36,478 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-09-13 05:09:36,478 INFO L153 SettingsManager]: * sizeof long double=12
[2024-09-13 05:09:36,478 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-09-13 05:09:36,479 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-09-13 05:09:36,479 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-13 05:09:36,479 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-09-13 05:09:36,479 INFO L153 SettingsManager]: * Future-live optimization=false
[2024-09-13 05:09:36,480 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-09-13 05:09:36,481 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-09-13 05:09:36,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-13 05:09:36,481 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-13 05:09:36,482 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-09-13 05:09:36,482 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-13 05:09:36,482 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-09-13 05:09:36,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-09-13 05:09:36,482 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-13 05:09:36,483 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-13 05:09:36,483 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-09-13 05:09:36,483 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-13 05:09:36,483 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-13 05:09:36,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-13 05:09:36,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-13 05:09:36,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-13 05:09:36,754 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-09-13 05:09:36,755 INFO L274 PluginConnector]: CDTParser initialized
[2024-09-13 05:09:36,756 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound2.c
[2024-09-13 05:09:38,229 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-09-13 05:09:38,427 INFO L384 CDTParser]: Found 1 translation units.
[2024-09-13 05:09:38,428 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound2.c
[2024-09-13 05:09:38,440 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/7bdb9a3e2/f2f39eaa3bfc4a4b9d9a8910916c8953/FLAG83b609cd5
[2024-09-13 05:09:38,460 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/7bdb9a3e2/f2f39eaa3bfc4a4b9d9a8910916c8953
[2024-09-13 05:09:38,462 INFO L270 PluginConnector]: Initializing Witness Parser...
[2024-09-13 05:09:38,463 INFO L274 PluginConnector]: Witness Parser initialized
[2024-09-13 05:09:38,464 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound2.yml/witness-2.1.yml
[2024-09-13 05:09:38,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-13 05:09:38,523 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-13 05:09:38,526 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-13 05:09:38,526 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-13 05:09:38,531 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-13 05:09:38,532 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:09:38" (1/2) ...
[2024-09-13 05:09:38,535 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fa55612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:09:38, skipping insertion in model container
[2024-09-13 05:09:38,536 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:09:38" (1/2) ...
[2024-09-13 05:09:38,537 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f814064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:09:38, skipping insertion in model container
[2024-09-13 05:09:38,537 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:09:38" (2/2) ...
[2024-09-13 05:09:38,538 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fa55612 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:09:38, skipping insertion in model container
[2024-09-13 05:09:38,538 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:09:38" (2/2) ...
[2024-09-13 05:09:38,548 INFO L93 nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-13 05:09:38,551 INFO L1541 ArrayList]: Loop invariant at [L34-L55] (((q + (((__int128) b * a) * p)) == ((long long) y * x)) && (1 <= y))
[2024-09-13 05:09:38,551 INFO L1541 ArrayList]: Function contract at [L8]: requires null, ensures (\old(cond) != 0)
[2024-09-13 05:09:38,551 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond))
[2024-09-13 05:09:38,572 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-09-13 05:09:38,711 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_valuebound2.c[524,537]
[2024-09-13 05:09:38,732 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-13 05:09:38,741 INFO L200 MainTranslator]: Completed pre-run
Start Parsing Global
Start Parsing Global
Start Parsing Global
[2024-09-13 05:09:38,773 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_valuebound2.c[524,537]
Start Parsing Local
[2024-09-13 05:09:38,784 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-13 05:09:38,799 INFO L204 MainTranslator]: Completed translation
[2024-09-13 05:09:38,799 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:09:38 WrapperNode
[2024-09-13 05:09:38,800 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-13 05:09:38,801 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-13 05:09:38,801 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-13 05:09:38,801 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-09-13 05:09:38,814 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 13.09 05:09:38" (1/1) ...
[2024-09-13 05:09:38,814 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 13.09 05:09:38" (1/1) ...
[2024-09-13 05:09:38,820 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 13.09 05:09:38" (1/1) ...
[2024-09-13 05:09:38,838 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
[2024-09-13 05:09:38,839 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 13.09 05:09:38" (1/1) ...
[2024-09-13 05:09:38,839 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 13.09 05:09:38" (1/1) ...
[2024-09-13 05:09:38,844 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 13.09 05:09:38" (1/1) ...
[2024-09-13 05:09:38,851 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 13.09 05:09:38" (1/1) ...
[2024-09-13 05:09:38,852 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 13.09 05:09:38" (1/1) ...
[2024-09-13 05:09:38,855 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 13.09 05:09:38" (1/1) ...
[2024-09-13 05:09:38,858 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-13 05:09:38,860 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-13 05:09:38,860 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-09-13 05:09:38,860 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-09-13 05:09:38,861 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 13.09 05:09:38" (1/1) ...
[2024-09-13 05:09:38,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-13 05:09:38,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-13 05:09:38,885 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)
[2024-09-13 05:09:38,887 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
[2024-09-13 05:09:38,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-13 05:09:38,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-13 05:09:38,926 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-13 05:09:38,926 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-09-13 05:09:38,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-13 05:09:38,926 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2024-09-13 05:09:38,927 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2024-09-13 05:09:38,927 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-13 05:09:38,927 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-13 05:09:38,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-13 05:09:38,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2024-09-13 05:09:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-09-13 05:09:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-13 05:09:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2024-09-13 05:09:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-13 05:09:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2024-09-13 05:09:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-13 05:09:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2024-09-13 05:09:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2024-09-13 05:09:38,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-13 05:09:38,988 INFO L242 CfgBuilder]: Building ICFG
[2024-09-13 05:09:38,990 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-13 05:09:39,200 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-13 05:09:39,216 INFO L291 CfgBuilder]: Performing block encoding
[2024-09-13 05:09:39,238 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-13 05:09:39,238 INFO L318 CfgBuilder]: Removed 1 assume(true) statements.
[2024-09-13 05:09:39,239 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:09:39 BoogieIcfgContainer
[2024-09-13 05:09:39,239 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-13 05:09:39,239 INFO L112 PluginConnector]: ------------------------Referee----------------------------
[2024-09-13 05:09:39,239 INFO L270 PluginConnector]: Initializing Referee...
[2024-09-13 05:09:39,240 INFO L274 PluginConnector]: Referee initialized
[2024-09-13 05:09:39,240 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:09:38" (1/4) ...
[2024-09-13 05:09:39,241 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1b858f8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:09:39, skipping insertion in model container
[2024-09-13 05:09:39,241 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:09:38" (2/4) ...
[2024-09-13 05:09:39,241 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1b858f8a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:09:39, skipping insertion in model container
[2024-09-13 05:09:39,241 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 13.09 05:09:38" (3/4) ...
[2024-09-13 05:09:39,241 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1b858f8a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:09:39, skipping insertion in model container
[2024-09-13 05:09:39,242 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:09:39" (4/4) ...
[2024-09-13 05:09:39,243 INFO L79 RefereeObserver]: Analyzing ICFG prod4br-ll_valuebound2.c
[2024-09-13 05:09:39,246 INFO L112 InvariantChecker]: Found 1 loops.
[2024-09-13 05:09:39,247 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-13 05:09:39,247 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges.
[2024-09-13 05:09:39,247 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-13 05:09:39,248 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges.
[2024-09-13 05:09:39,248 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges.
[2024-09-13 05:09:39,248 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-13 05:09:39,248 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges.
[2024-09-13 05:09:39,248 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges.
[2024-09-13 05:09:39,249 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head
[2024-09-13 05:09:39,296 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges
[2024-09-13 05:09:39,297 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:09:39,297 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:09:39,298 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:09:39,299 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:09:39,301 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:09:39,309 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding
[2024-09-13 05:09:39,311 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:09:39,311 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:09:39,311 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:09:39,312 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:09:39,317 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:09:39,334 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-13 05:09:39,373 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges
[2024-09-13 05:09:39,374 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:09:39,374 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:09:39,374 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:09:39,374 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:09:39,374 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:09:39,384 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding
[2024-09-13 05:09:39,385 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:09:39,385 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:09:39,385 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:09:39,385 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:09:39,388 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:09:39,391 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:09:39,415 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-13 05:09:39,415 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:09:39,416 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:09:39,416 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:09:39,416 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:09:39,416 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:09:39,423 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-13 05:09:39,423 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:09:39,423 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:09:39,423 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:09:39,424 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:09:39,424 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:09:39,426 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:09:39,440 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges
[2024-09-13 05:09:39,440 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:09:39,440 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:09:39,441 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:09:39,441 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:09:39,441 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:09:39,456 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding
[2024-09-13 05:09:39,456 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:09:39,456 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:09:39,457 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:09:39,457 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:09:39,457 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:09:39,464 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-13 05:09:39,480 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 11 edges
[2024-09-13 05:09:39,480 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:09:39,480 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:09:39,480 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:09:39,481 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:09:39,481 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:09:39,516 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding
[2024-09-13 05:09:39,517 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:09:39,517 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:09:39,517 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:09:39,517 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:09:39,526 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:09:39,534 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-13 05:09:39,545 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-13 05:09:39,545 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:09:39,545 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:09:39,548 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:09:39,549 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:09:39,549 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:09:39,552 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-13 05:09:39,552 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:09:39,552 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:09:39,552 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:09:39,552 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:09:39,553 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:09:39,557 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-13 05:09:39,570 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-13 05:09:39,571 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:09:39,571 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:09:39,571 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:09:39,572 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:09:39,572 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:09:39,573 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-13 05:09:39,574 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:09:39,574 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:09:39,574 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:09:39,574 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:09:39,576 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:09:39,577 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive.
[2024-09-13 05:09:39,590 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges
[2024-09-13 05:09:39,594 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:09:39,594 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:09:39,594 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:09:39,594 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:09:39,595 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:09:39,604 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding
[2024-09-13 05:09:39,604 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:09:39,604 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:09:39,605 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:09:39,606 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:09:39,608 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:09:39,610 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:09:39,613 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness.
[2024-09-13 05:09:39,614 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1b858f8a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:09:39, skipping insertion in model container
[2024-09-13 05:09:39,614 INFO L131 PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-13 05:09:39,615 INFO L158 Benchmark]: Toolchain (without parser) took 1092.14ms. Allocated memory is still 144.7MB. Free memory was 89.3MB in the beginning and 68.9MB in the end (delta: 20.4MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB.
[2024-09-13 05:09:39,616 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 144.7MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-13 05:09:39,616 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 144.7MB. Free memory is still 91.4MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-13 05:09:39,617 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.90ms. Allocated memory is still 144.7MB. Free memory was 89.0MB in the beginning and 75.5MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-09-13 05:09:39,618 INFO L158 Benchmark]: Boogie Preprocessor took 57.81ms. Allocated memory is still 144.7MB. Free memory was 75.5MB in the beginning and 73.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-13 05:09:39,619 INFO L158 Benchmark]: RCFGBuilder took 378.81ms. Allocated memory is still 144.7MB. Free memory was 73.2MB in the beginning and 110.8MB in the end (delta: -37.6MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB.
[2024-09-13 05:09:39,619 INFO L158 Benchmark]: Referee took 374.52ms. Allocated memory is still 144.7MB. Free memory was 110.8MB in the beginning and 68.9MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB.
[2024-09-13 05:09:39,621 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee:
- AnnotationCheckResult: Annotation is a valid proof of correctness.
Annotation is a valid proof of correctness.
Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert.
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 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 entry of procedure main 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 loop head at line 34 to loop head at line 34.
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.20ms. Allocated memory is still 144.7MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB.
* Witness Parser took 0.20ms. Allocated memory is still 144.7MB. Free memory is still 91.4MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 273.90ms. Allocated memory is still 144.7MB. Free memory was 89.0MB in the beginning and 75.5MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 57.81ms. Allocated memory is still 144.7MB. Free memory was 75.5MB in the beginning and 73.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 378.81ms. Allocated memory is still 144.7MB. Free memory was 73.2MB in the beginning and 110.8MB in the end (delta: -37.6MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB.
* Referee took 374.52ms. Allocated memory is still 144.7MB. Free memory was 110.8MB in the beginning and 68.9MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-09-13 05:09:39,651 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE