./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/lcm2_unwindbound10.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/lcm2_unwindbound10.c ../results/automizer-verification-files/SV-COMP24_unreach-call/lcm2_unwindbound10.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 05:08:27,358 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-09-13 05:08:27,426 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf
[2024-09-13 05:08:27,432 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-09-13 05:08:27,435 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-13 05:08:27,466 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-13 05:08:27,467 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-13 05:08:27,468 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-13 05:08:27,468 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-13 05:08:27,468 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-09-13 05:08:27,469 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-13 05:08:27,469 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-13 05:08:27,470 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-13 05:08:27,470 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-09-13 05:08:27,470 INFO L153 SettingsManager]: * Use SBE=true
[2024-09-13 05:08:27,471 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-13 05:08:27,471 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-09-13 05:08:27,471 INFO L153 SettingsManager]: * sizeof long=4
[2024-09-13 05:08:27,471 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-09-13 05:08:27,472 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-09-13 05:08:27,472 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-09-13 05:08:27,476 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-09-13 05:08:27,476 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-13 05:08:27,477 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-09-13 05:08:27,477 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-09-13 05:08:27,477 INFO L153 SettingsManager]: * sizeof long double=12
[2024-09-13 05:08:27,477 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-09-13 05:08:27,477 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-09-13 05:08:27,478 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-13 05:08:27,478 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-09-13 05:08:27,478 INFO L153 SettingsManager]: * Future-live optimization=false
[2024-09-13 05:08:27,478 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-09-13 05:08:27,479 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-09-13 05:08:27,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-13 05:08:27,479 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-13 05:08:27,479 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-09-13 05:08:27,480 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-13 05:08:27,480 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-09-13 05:08:27,480 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-09-13 05:08:27,481 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-13 05:08:27,481 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-13 05:08:27,482 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-09-13 05:08:27,482 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-13 05:08:27,482 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-13 05:08:27,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-13 05:08:27,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-13 05:08:27,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-13 05:08:27,751 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-09-13 05:08:27,752 INFO L274 PluginConnector]: CDTParser initialized
[2024-09-13 05:08:27,753 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c
[2024-09-13 05:08:29,183 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-09-13 05:08:29,398 INFO L384 CDTParser]: Found 1 translation units.
[2024-09-13 05:08:29,401 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c
[2024-09-13 05:08:29,412 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/8ee881bae/743daa6cdee544dc841cafe027da9dea/FLAGd9e534d7a
[2024-09-13 05:08:29,428 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/8ee881bae/743daa6cdee544dc841cafe027da9dea
[2024-09-13 05:08:29,431 INFO L270 PluginConnector]: Initializing Witness Parser...
[2024-09-13 05:08:29,433 INFO L274 PluginConnector]: Witness Parser initialized
[2024-09-13 05:08:29,434 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/lcm2_unwindbound10.yml/witness-2.1.yml
[2024-09-13 05:08:29,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-13 05:08:29,494 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-13 05:08:29,496 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-13 05:08:29,496 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-13 05:08:29,501 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-13 05:08:29,502 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:08:29" (1/2) ...
[2024-09-13 05:08:29,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9eea8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:29, skipping insertion in model container
[2024-09-13 05:08:29,505 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:08:29" (1/2) ...
[2024-09-13 05:08:29,507 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@692073df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:29, skipping insertion in model container
[2024-09-13 05:08:29,508 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 05:08:29" (2/2) ...
[2024-09-13 05:08:29,508 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9eea8a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:29, skipping insertion in model container
[2024-09-13 05:08:29,508 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 05:08:29" (2/2) ...
[2024-09-13 05:08:29,518 INFO L93 nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-13 05:08:29,519 INFO L1541 ArrayList]: Loop invariant at [L36-L49] ((((((unsigned long long) b * a) % 2147483648) * 2) == ((((unsigned long long) y * v) + ((unsigned long long) x * u)) % 4294967296)) && (\old(counter) == 0))
[2024-09-13 05:08:29,519 INFO L1541 ArrayList]: Function contract at [L20]: requires (counter == 0), ensures (\old(counter) == 0)
[2024-09-13 05:08:29,519 INFO L1541 ArrayList]: Function contract at [L8]: requires (counter == 0), ensures (counter == 0)
[2024-09-13 05:08:29,519 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond))
[2024-09-13 05:08:29,537 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-09-13 05:08:29,677 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/lcm2_unwindbound10.c[537,550]
[2024-09-13 05:08:29,698 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-13 05:08:29,707 INFO L200 MainTranslator]: Completed pre-run
Start Parsing Global
Start Parsing Global
Start Parsing Global
Start Parsing Global
[2024-09-13 05:08:29,758 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/lcm2_unwindbound10.c[537,550]
Start Parsing Global
Start Parsing Global
Start Parsing Local
[2024-09-13 05:08:29,772 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-13 05:08:29,797 INFO L204 MainTranslator]: Completed translation
[2024-09-13 05:08:29,797 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:29 WrapperNode
[2024-09-13 05:08:29,798 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-13 05:08:29,798 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-13 05:08:29,798 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-13 05:08:29,799 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-09-13 05:08:29,813 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 05:08:29" (1/1) ...
[2024-09-13 05:08:29,813 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 05:08:29" (1/1) ...
[2024-09-13 05:08:29,820 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 05:08:29" (1/1) ...
[2024-09-13 05:08:29,840 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 05:08:29,840 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 05:08:29" (1/1) ...
[2024-09-13 05:08:29,840 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 05:08:29" (1/1) ...
[2024-09-13 05:08:29,848 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 05:08:29" (1/1) ...
[2024-09-13 05:08:29,851 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 05:08:29" (1/1) ...
[2024-09-13 05:08:29,852 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 05:08:29" (1/1) ...
[2024-09-13 05:08:29,853 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 05:08:29" (1/1) ...
[2024-09-13 05:08:29,855 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-13 05:08:29,855 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-13 05:08:29,856 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-09-13 05:08:29,856 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-09-13 05:08:29,857 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 05:08:29" (1/1) ...
[2024-09-13 05:08:29,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-13 05:08:29,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-13 05:08:29,900 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 05:08:29,906 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 05:08:29,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-13 05:08:29,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-13 05:08:29,948 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-13 05:08:29,950 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-09-13 05:08:29,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-13 05:08:29,950 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2024-09-13 05:08:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2024-09-13 05:08:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-13 05:08:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-13 05:08:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-13 05:08:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint
[2024-09-13 05:08:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-09-13 05:08:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-13 05:08:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2024-09-13 05:08:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-13 05:08:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2024-09-13 05:08:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-13 05:08:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2024-09-13 05:08:29,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2024-09-13 05:08:29,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-13 05:08:30,028 INFO L242 CfgBuilder]: Building ICFG
[2024-09-13 05:08:30,032 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-13 05:08:30,063 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-13 05:08:30,097 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-13 05:08:30,314 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-13 05:08:30,334 INFO L291 CfgBuilder]: Performing block encoding
[2024-09-13 05:08:30,360 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-13 05:08:30,360 INFO L318 CfgBuilder]: Removed 1 assume(true) statements.
[2024-09-13 05:08:30,361 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:08:30 BoogieIcfgContainer
[2024-09-13 05:08:30,361 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-13 05:08:30,362 INFO L112 PluginConnector]: ------------------------Referee----------------------------
[2024-09-13 05:08:30,362 INFO L270 PluginConnector]: Initializing Referee...
[2024-09-13 05:08:30,363 INFO L274 PluginConnector]: Referee initialized
[2024-09-13 05:08:30,363 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:08:29" (1/4) ...
[2024-09-13 05:08:30,364 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@46075c88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:08:30, skipping insertion in model container
[2024-09-13 05:08:30,364 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 05:08:29" (2/4) ...
[2024-09-13 05:08:30,364 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@46075c88 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:08:30, skipping insertion in model container
[2024-09-13 05:08:30,365 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 05:08:29" (3/4) ...
[2024-09-13 05:08:30,365 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@46075c88 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:08:30, skipping insertion in model container
[2024-09-13 05:08:30,365 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 05:08:30" (4/4) ...
[2024-09-13 05:08:30,366 INFO L79 RefereeObserver]: Analyzing ICFG lcm2_unwindbound10.c
[2024-09-13 05:08:30,371 INFO L112 InvariantChecker]: Found 1 loops.
[2024-09-13 05:08:30,372 INFO L367 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-13 05:08:30,372 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-13 05:08:30,372 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L42-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-13 05:08:30,372 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges.
[2024-09-13 05:08:30,373 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-13 05:08:30,373 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L42-2 to ERROR_LOC mainErr7ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges.
[2024-09-13 05:08:30,373 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L42-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges.
[2024-09-13 05:08:30,373 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-13 05:08:30,373 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 05:08:30,374 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 05:08:30,374 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-13 05:08:30,374 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges.
[2024-09-13 05:08:30,374 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L42-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges.
[2024-09-13 05:08:30,374 INFO L130 InvariantChecker]: Will check 8 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from loop head to error location
[2024-09-13 05:08:30,442 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges
[2024-09-13 05:08:30,443 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:30,444 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:30,444 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:30,446 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:30,448 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:30,461 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding
[2024-09-13 05:08:30,463 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:30,463 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:30,463 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:30,464 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:30,467 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:30,486 INFO L514 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-13 05:08:30,541 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges
[2024-09-13 05:08:30,545 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:30,545 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:30,549 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:30,549 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:30,550 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:30,552 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding
[2024-09-13 05:08:30,552 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:30,552 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:30,553 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:30,554 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:30,554 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:30,558 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:30,589 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges
[2024-09-13 05:08:30,590 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:30,590 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:30,590 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:30,590 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:30,590 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:30,610 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding
[2024-09-13 05:08:30,610 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:30,611 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:30,611 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:30,611 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:30,611 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:34,615 INFO L510 InvariantChecker]: unknown inductivity: todo good error message
[2024-09-13 05:08:34,634 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges
[2024-09-13 05:08:34,634 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:34,634 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:34,635 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:34,635 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:34,635 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:34,636 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding
[2024-09-13 05:08:34,636 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:34,636 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:34,637 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:34,637 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:34,637 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:34,639 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:34,658 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-13 05:08:34,658 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:34,658 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:34,659 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:34,659 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:34,659 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:34,660 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-13 05:08:34,661 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:34,661 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:34,661 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:34,661 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:34,661 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:34,663 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:34,678 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges
[2024-09-13 05:08:34,678 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:34,679 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:34,679 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:34,679 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:34,679 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:34,721 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding
[2024-09-13 05:08:34,721 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:34,721 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:34,722 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:34,722 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:34,723 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:34,725 INFO L514 InvariantChecker]: The annotation(s) from loop head L42-2 to error location mainErr7ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-13 05:08:34,739 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges
[2024-09-13 05:08:34,739 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:34,739 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:34,740 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:34,740 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:34,740 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:34,762 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding
[2024-09-13 05:08:34,762 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:34,762 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:34,763 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:34,763 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:34,770 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:36,585 INFO L514 InvariantChecker]: The annotation(s) from loop head L42-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:36,608 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-13 05:08:36,609 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:36,609 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:36,610 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:36,611 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:36,611 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:36,612 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-13 05:08:36,612 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:36,613 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:36,613 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:36,613 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:36,613 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:36,619 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:36,630 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-13 05:08:36,630 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:36,631 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:36,631 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:36,631 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:36,631 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:36,633 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-13 05:08:36,633 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:36,634 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:36,634 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:36,634 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:36,635 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:36,636 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-13 05:08:36,647 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-13 05:08:36,647 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:36,647 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:36,647 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:36,648 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:36,648 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:36,649 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-13 05:08:36,649 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:36,649 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:36,649 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:36,650 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:36,650 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:36,651 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive.
[2024-09-13 05:08:36,661 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges
[2024-09-13 05:08:36,661 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:36,662 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:36,662 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:36,662 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:36,662 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:36,664 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding
[2024-09-13 05:08:36,664 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:36,664 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:36,664 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:36,665 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:36,665 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:36,666 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:36,676 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges
[2024-09-13 05:08:36,677 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:36,677 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:36,677 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:36,677 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:36,677 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:36,681 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding
[2024-09-13 05:08:36,682 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:36,682 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:36,682 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:36,682 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:36,682 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:36,684 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-13 05:08:36,695 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 8 edges
[2024-09-13 05:08:36,695 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:36,695 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:36,695 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:36,695 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:36,696 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:36,721 INFO L101 BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding
[2024-09-13 05:08:36,722 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:36,722 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:36,722 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:36,722 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:36,730 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:40,734 INFO L510 InvariantChecker]: unknown inductivity: todo good error message
[2024-09-13 05:08:40,740 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness.
[2024-09-13 05:08:40,741 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@46075c88 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:08:40, skipping insertion in model container
[2024-09-13 05:08:40,741 INFO L131 PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-13 05:08:40,742 INFO L158 Benchmark]: Toolchain (without parser) took 11247.56ms. Allocated memory was 134.2MB in the beginning and 201.3MB in the end (delta: 67.1MB). Free memory was 63.4MB in the beginning and 79.8MB in the end (delta: -16.4MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB.
[2024-09-13 05:08:40,743 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 134.2MB. Free memory is still 92.9MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-13 05:08:40,743 INFO L158 Benchmark]: Witness Parser took 0.25ms. Allocated memory is still 134.2MB. Free memory is still 65.5MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-13 05:08:40,744 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.72ms. Allocated memory was 134.2MB in the beginning and 201.3MB in the end (delta: 67.1MB). Free memory was 63.4MB in the beginning and 171.0MB in the end (delta: -107.6MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB.
[2024-09-13 05:08:40,744 INFO L158 Benchmark]: Boogie Preprocessor took 56.41ms. Allocated memory is still 201.3MB. Free memory was 171.0MB in the beginning and 168.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-13 05:08:40,745 INFO L158 Benchmark]: RCFGBuilder took 505.85ms. Allocated memory is still 201.3MB. Free memory was 168.9MB in the beginning and 152.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-09-13 05:08:40,745 INFO L158 Benchmark]: Referee took 10378.82ms. Allocated memory is still 201.3MB. Free memory was 152.1MB in the beginning and 79.8MB in the end (delta: 72.3MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB.
[2024-09-13 05:08:40,747 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 36 to check that procedure precondition always holds at line 37.
Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 36.
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 exit of procedure __VERIFIER_assert.
Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36.
Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 25.
Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1.
Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 36.
Annotation is valid for all loop-free paths from loop head at line 36 to exit of procedure main.
Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 26.
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 check that procedure precondition always holds at line 25.
Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 28.
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.17ms. Allocated memory is still 134.2MB. Free memory is still 92.9MB. There was no memory consumed. Max. memory is 16.1GB.
* Witness Parser took 0.25ms. Allocated memory is still 134.2MB. Free memory is still 65.5MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 301.72ms. Allocated memory was 134.2MB in the beginning and 201.3MB in the end (delta: 67.1MB). Free memory was 63.4MB in the beginning and 171.0MB in the end (delta: -107.6MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 56.41ms. Allocated memory is still 201.3MB. Free memory was 171.0MB in the beginning and 168.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 505.85ms. Allocated memory is still 201.3MB. Free memory was 168.9MB in the beginning and 152.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Referee took 10378.82ms. Allocated memory is still 201.3MB. Free memory was 152.1MB in the beginning and 79.8MB in the end (delta: 72.3MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-09-13 05:08:40,778 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/lcm2_unwindbound10.c ../results/automizer-verification-files/SV-COMP24_unreach-call/lcm2_unwindbound10.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-5189fb6-m
[2024-09-13 05:08:42,925 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-09-13 05:08:43,004 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf
[2024-09-13 05:08:43,010 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-09-13 05:08:43,011 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-13 05:08:43,042 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-13 05:08:43,042 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-13 05:08:43,043 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-13 05:08:43,043 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-13 05:08:43,045 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-09-13 05:08:43,045 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-13 05:08:43,046 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-13 05:08:43,046 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-13 05:08:43,050 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-09-13 05:08:43,050 INFO L153 SettingsManager]: * Use SBE=true
[2024-09-13 05:08:43,050 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-13 05:08:43,051 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-09-13 05:08:43,051 INFO L153 SettingsManager]: * sizeof long=4
[2024-09-13 05:08:43,051 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-09-13 05:08:43,051 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-09-13 05:08:43,051 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-09-13 05:08:43,052 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-13 05:08:43,052 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-09-13 05:08:43,052 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-09-13 05:08:43,053 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-09-13 05:08:43,053 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-09-13 05:08:43,053 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-09-13 05:08:43,053 INFO L153 SettingsManager]: * sizeof long double=12
[2024-09-13 05:08:43,054 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-09-13 05:08:43,054 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-09-13 05:08:43,054 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-13 05:08:43,054 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-09-13 05:08:43,055 INFO L153 SettingsManager]: * Future-live optimization=false
[2024-09-13 05:08:43,055 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-09-13 05:08:43,055 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-09-13 05:08:43,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-13 05:08:43,058 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-13 05:08:43,058 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-09-13 05:08:43,059 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-13 05:08:43,059 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF
[2024-09-13 05:08:43,059 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-09-13 05:08:43,060 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-13 05:08:43,060 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-13 05:08:43,061 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-09-13 05:08:43,061 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-13 05:08:43,061 INFO L153 SettingsManager]: * Logic for external solver=AUFBV
[2024-09-13 05:08:43,061 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-13 05:08:43,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-13 05:08:43,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-13 05:08:43,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-13 05:08:43,360 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-09-13 05:08:43,360 INFO L274 PluginConnector]: CDTParser initialized
[2024-09-13 05:08:43,362 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c
[2024-09-13 05:08:44,866 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-09-13 05:08:45,042 INFO L384 CDTParser]: Found 1 translation units.
[2024-09-13 05:08:45,042 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c
[2024-09-13 05:08:45,054 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/b02aef393/2f35c5256ccf4f08853168e845e946a4/FLAGc2844b955
[2024-09-13 05:08:45,448 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/b02aef393/2f35c5256ccf4f08853168e845e946a4
[2024-09-13 05:08:45,451 INFO L270 PluginConnector]: Initializing Witness Parser...
[2024-09-13 05:08:45,452 INFO L274 PluginConnector]: Witness Parser initialized
[2024-09-13 05:08:45,454 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/lcm2_unwindbound10.yml/witness-2.1.yml
[2024-09-13 05:08:45,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-13 05:08:45,515 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-13 05:08:45,516 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-13 05:08:45,516 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-13 05:08:45,520 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-13 05:08:45,523 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:08:45" (1/2) ...
[2024-09-13 05:08:45,524 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32b9e1c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:45, skipping insertion in model container
[2024-09-13 05:08:45,524 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:08:45" (1/2) ...
[2024-09-13 05:08:45,525 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c191e0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:45, skipping insertion in model container
[2024-09-13 05:08:45,525 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 05:08:45" (2/2) ...
[2024-09-13 05:08:45,526 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32b9e1c0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:45, skipping insertion in model container
[2024-09-13 05:08:45,526 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 05:08:45" (2/2) ...
[2024-09-13 05:08:45,538 INFO L93 nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-13 05:08:45,539 INFO L1541 ArrayList]: Loop invariant at [L36-L49] ((((((unsigned long long) b * a) % 2147483648) * 2) == ((((unsigned long long) y * v) + ((unsigned long long) x * u)) % 4294967296)) && (\old(counter) == 0))
[2024-09-13 05:08:45,539 INFO L1541 ArrayList]: Function contract at [L8]: requires (counter == 0), ensures (counter == 0)
[2024-09-13 05:08:45,539 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond))
[2024-09-13 05:08:45,539 INFO L1541 ArrayList]: Function contract at [L20]: requires (counter == 0), ensures (\old(counter) == 0)
[2024-09-13 05:08:45,560 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-09-13 05:08:45,721 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/lcm2_unwindbound10.c[537,550]
[2024-09-13 05:08:45,748 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-13 05:08:45,760 INFO L200 MainTranslator]: Completed pre-run
Start Parsing Global
Start Parsing Global
Start Parsing Global
Start Parsing Global
[2024-09-13 05:08:45,799 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/lcm2_unwindbound10.c[537,550]
Start Parsing Global
Start Parsing Global
Start Parsing Local
[2024-09-13 05:08:45,813 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-13 05:08:45,836 INFO L204 MainTranslator]: Completed translation
[2024-09-13 05:08:45,837 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:45 WrapperNode
[2024-09-13 05:08:45,837 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-13 05:08:45,839 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-13 05:08:45,839 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-13 05:08:45,839 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-09-13 05:08:45,863 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 05:08:45" (1/1) ...
[2024-09-13 05:08:45,863 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 05:08:45" (1/1) ...
[2024-09-13 05:08:45,875 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 05:08:45" (1/1) ...
[2024-09-13 05:08:45,891 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 05:08:45,892 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 05:08:45" (1/1) ...
[2024-09-13 05:08:45,892 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 05:08:45" (1/1) ...
[2024-09-13 05:08:45,898 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 05:08:45" (1/1) ...
[2024-09-13 05:08:45,903 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 05:08:45" (1/1) ...
[2024-09-13 05:08:45,908 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 05:08:45" (1/1) ...
[2024-09-13 05:08:45,909 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 05:08:45" (1/1) ...
[2024-09-13 05:08:45,912 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-13 05:08:45,914 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-13 05:08:45,914 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-09-13 05:08:45,915 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-09-13 05:08:45,915 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 05:08:45" (1/1) ...
[2024-09-13 05:08:45,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-13 05:08:45,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-13 05:08:45,945 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 05:08:45,952 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 05:08:45,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-13 05:08:45,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-13 05:08:45,996 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-13 05:08:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-09-13 05:08:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-13 05:08:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2024-09-13 05:08:45,997 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2024-09-13 05:08:45,997 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-13 05:08:45,997 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-13 05:08:45,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-13 05:08:45,997 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint
[2024-09-13 05:08:45,998 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-09-13 05:08:45,998 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-13 05:08:45,998 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2024-09-13 05:08:45,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-13 05:08:45,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2024-09-13 05:08:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-13 05:08:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1
[2024-09-13 05:08:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1
[2024-09-13 05:08:46,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-13 05:08:46,077 INFO L242 CfgBuilder]: Building ICFG
[2024-09-13 05:08:46,079 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-13 05:08:46,104 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-13 05:08:46,140 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-13 05:08:46,463 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-13 05:08:46,481 INFO L291 CfgBuilder]: Performing block encoding
[2024-09-13 05:08:46,520 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-13 05:08:46,521 INFO L318 CfgBuilder]: Removed 1 assume(true) statements.
[2024-09-13 05:08:46,521 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:08:46 BoogieIcfgContainer
[2024-09-13 05:08:46,521 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-13 05:08:46,522 INFO L112 PluginConnector]: ------------------------Referee----------------------------
[2024-09-13 05:08:46,522 INFO L270 PluginConnector]: Initializing Referee...
[2024-09-13 05:08:46,523 INFO L274 PluginConnector]: Referee initialized
[2024-09-13 05:08:46,523 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:08:45" (1/4) ...
[2024-09-13 05:08:46,524 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@647afab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:08:46, skipping insertion in model container
[2024-09-13 05:08:46,524 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 05:08:45" (2/4) ...
[2024-09-13 05:08:46,524 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@647afab5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:08:46, skipping insertion in model container
[2024-09-13 05:08:46,524 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 05:08:45" (3/4) ...
[2024-09-13 05:08:46,525 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@647afab5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:08:46, skipping insertion in model container
[2024-09-13 05:08:46,525 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 05:08:46" (4/4) ...
[2024-09-13 05:08:46,526 INFO L79 RefereeObserver]: Analyzing ICFG lcm2_unwindbound10.c
[2024-09-13 05:08:46,530 INFO L112 InvariantChecker]: Found 1 loops.
[2024-09-13 05:08:46,531 INFO L367 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-13 05:08:46,531 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-13 05:08:46,531 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L42-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-13 05:08:46,532 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges.
[2024-09-13 05:08:46,532 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-13 05:08:46,532 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L42-2 to ERROR_LOC mainErr7ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges.
[2024-09-13 05:08:46,532 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L42-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges.
[2024-09-13 05:08:46,532 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-13 05:08:46,532 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 05:08:46,533 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 05:08:46,533 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-13 05:08:46,533 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges.
[2024-09-13 05:08:46,533 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L42-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges.
[2024-09-13 05:08:46,533 INFO L130 InvariantChecker]: Will check 8 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head
[2024-09-13 05:08:46,590 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges
[2024-09-13 05:08:46,591 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:46,591 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:46,592 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:46,592 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:46,595 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:46,606 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding
[2024-09-13 05:08:46,607 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:46,607 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:46,611 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:46,612 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:46,615 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:46,632 INFO L514 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-13 05:08:46,668 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges
[2024-09-13 05:08:46,668 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:46,669 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:46,669 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:46,669 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:46,669 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:46,672 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding
[2024-09-13 05:08:46,672 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:46,672 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:46,672 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:46,672 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:46,672 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:46,675 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:46,706 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges
[2024-09-13 05:08:46,706 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:46,706 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:46,706 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:46,706 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:46,706 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:46,721 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding
[2024-09-13 05:08:46,722 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:46,722 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:46,722 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:46,722 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:46,722 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:50,749 INFO L510 InvariantChecker]: unknown inductivity: todo good error message
[2024-09-13 05:08:50,770 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges
[2024-09-13 05:08:50,770 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:50,772 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:50,772 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:50,772 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:50,772 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:50,773 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding
[2024-09-13 05:08:50,774 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:50,774 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:50,774 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:50,774 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:50,774 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:50,783 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:50,803 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-13 05:08:50,803 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:50,803 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:50,804 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:50,804 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:50,804 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:50,805 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-13 05:08:50,808 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:50,809 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:50,809 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:50,809 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:50,809 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:50,811 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:50,823 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges
[2024-09-13 05:08:50,824 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:50,824 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:50,824 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:50,824 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:50,824 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:50,882 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding
[2024-09-13 05:08:50,882 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:50,883 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:50,883 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:50,883 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:50,885 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:50,890 INFO L514 InvariantChecker]: The annotation(s) from loop head L42-2 to error location mainErr7ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-13 05:08:50,910 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges
[2024-09-13 05:08:50,910 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:50,910 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:50,910 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:50,911 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:50,911 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:50,928 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding
[2024-09-13 05:08:50,929 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:50,929 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:50,929 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:50,929 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:50,933 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:54,956 INFO L510 InvariantChecker]: unknown inductivity: todo good error message
[2024-09-13 05:08:54,977 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-13 05:08:54,977 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:54,977 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:54,977 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:54,977 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:54,977 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:54,978 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-13 05:08:54,978 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:54,978 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:54,979 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:54,979 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:54,979 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:54,983 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:54,996 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-13 05:08:54,996 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:54,997 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:54,997 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:54,997 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:54,997 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:55,000 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-13 05:08:55,000 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:55,001 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:55,001 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:55,001 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:55,002 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:55,004 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-13 05:08:55,014 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-13 05:08:55,014 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:55,014 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:55,014 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:55,015 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:55,015 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:55,016 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-13 05:08:55,016 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:55,017 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:55,017 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:55,017 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:55,017 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:55,018 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive.
[2024-09-13 05:08:55,028 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges
[2024-09-13 05:08:55,029 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:55,029 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:55,029 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:55,029 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:55,029 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:55,031 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding
[2024-09-13 05:08:55,031 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:55,031 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:55,031 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:55,031 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:55,032 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:55,033 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:55,051 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges
[2024-09-13 05:08:55,051 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:55,052 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:55,052 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:55,052 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:55,052 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:55,057 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding
[2024-09-13 05:08:55,058 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:55,058 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:55,058 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:55,058 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:55,058 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:55,069 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-13 05:08:55,079 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 8 edges
[2024-09-13 05:08:55,079 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:55,079 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:55,079 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:55,079 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:55,079 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:55,106 INFO L101 BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding
[2024-09-13 05:08:55,107 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:55,107 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:55,107 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:55,107 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:55,112 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:59,154 INFO L510 InvariantChecker]: unknown inductivity: todo good error message
[2024-09-13 05:08:59,176 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness.
[2024-09-13 05:08:59,176 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@647afab5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:08:59, skipping insertion in model container
[2024-09-13 05:08:59,176 INFO L131 PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-13 05:08:59,178 INFO L158 Benchmark]: Toolchain (without parser) took 13662.78ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 44.1MB in the beginning and 49.0MB in the end (delta: -4.9MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB.
[2024-09-13 05:08:59,178 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 50.3MB. Free memory is still 27.4MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-13 05:08:59,179 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 71.3MB. Free memory is still 46.1MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-13 05:08:59,179 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.43ms. Allocated memory is still 71.3MB. Free memory was 43.9MB in the beginning and 29.5MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-09-13 05:08:59,180 INFO L158 Benchmark]: Boogie Preprocessor took 74.28ms. Allocated memory is still 71.3MB. Free memory was 29.5MB in the beginning and 49.1MB in the end (delta: -19.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-09-13 05:08:59,180 INFO L158 Benchmark]: RCFGBuilder took 607.39ms. Allocated memory is still 71.3MB. Free memory was 49.1MB in the beginning and 32.9MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-09-13 05:08:59,181 INFO L158 Benchmark]: Referee took 12654.50ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 32.9MB in the beginning and 49.0MB in the end (delta: -16.1MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB.
[2024-09-13 05:08:59,183 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 36 to loop head at line 36.
Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37.
Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 36.
Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 25.
Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1.
Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 25.
Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 28.
Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36.
Annotation is valid for all loop-free paths from loop head at line 36 to exit of procedure main.
Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 26.
Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert.
Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 13.
Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not.
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.32ms. Allocated memory is still 50.3MB. Free memory is still 27.4MB. There was no memory consumed. Max. memory is 16.1GB.
* Witness Parser took 0.20ms. Allocated memory is still 71.3MB. Free memory is still 46.1MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 322.43ms. Allocated memory is still 71.3MB. Free memory was 43.9MB in the beginning and 29.5MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 74.28ms. Allocated memory is still 71.3MB. Free memory was 29.5MB in the beginning and 49.1MB in the end (delta: -19.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* RCFGBuilder took 607.39ms. Allocated memory is still 71.3MB. Free memory was 49.1MB in the beginning and 32.9MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Referee took 12654.50ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 32.9MB in the beginning and 49.0MB in the end (delta: -16.1MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-09-13 05:08:59,219 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
UNKNOWN