./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound1.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/lcm2_unwindbound1.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_unwindbound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/lcm2_unwindbound1.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 05:08:27,217 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-09-13 05:08:27,284 INFO  L114        SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf
[2024-09-13 05:08:27,290 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-09-13 05:08:27,291 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-13 05:08:27,322 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-13 05:08:27,323 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-13 05:08:27,323 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-13 05:08:27,324 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-13 05:08:27,324 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-09-13 05:08:27,324 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-13 05:08:27,325 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-13 05:08:27,326 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-13 05:08:27,328 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-09-13 05:08:27,328 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-09-13 05:08:27,329 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-13 05:08:27,329 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-09-13 05:08:27,329 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-09-13 05:08:27,332 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-09-13 05:08:27,332 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-09-13 05:08:27,333 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-09-13 05:08:27,333 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-09-13 05:08:27,333 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-13 05:08:27,333 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-09-13 05:08:27,334 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-09-13 05:08:27,334 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-09-13 05:08:27,334 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-09-13 05:08:27,334 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-09-13 05:08:27,334 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-13 05:08:27,335 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-09-13 05:08:27,335 INFO  L153        SettingsManager]:  * Future-live optimization=false
[2024-09-13 05:08:27,335 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-09-13 05:08:27,335 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-09-13 05:08:27,335 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-13 05:08:27,336 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-13 05:08:27,336 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-09-13 05:08:27,336 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-13 05:08:27,336 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-09-13 05:08:27,337 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-09-13 05:08:27,337 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-13 05:08:27,337 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-13 05:08:27,338 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-09-13 05:08:27,338 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-13 05:08:27,338 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-13 05:08:27,628 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-13 05:08:27,648 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-13 05:08:27,650 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-13 05:08:27,651 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-09-13 05:08:27,652 INFO  L274        PluginConnector]: CDTParser initialized
[2024-09-13 05:08:27,654 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound1.c
[2024-09-13 05:08:28,964 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-09-13 05:08:29,143 INFO  L384              CDTParser]: Found 1 translation units.
[2024-09-13 05:08:29,144 INFO  L180              CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound1.c
[2024-09-13 05:08:29,150 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/76e2bca1b/73a1a597f81f4395abc0817069b89c06/FLAGea77ddaa6
[2024-09-13 05:08:29,163 INFO  L435              CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/76e2bca1b/73a1a597f81f4395abc0817069b89c06
[2024-09-13 05:08:29,165 INFO  L270        PluginConnector]: Initializing Witness Parser...
[2024-09-13 05:08:29,166 INFO  L274        PluginConnector]: Witness Parser initialized
[2024-09-13 05:08:29,168 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/lcm2_unwindbound1.yml/witness-2.1.yml
[2024-09-13 05:08:29,224 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-13 05:08:29,225 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-13 05:08:29,228 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-13 05:08:29,228 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-13 05:08:29,233 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-13 05:08:29,234 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:08:29" (1/2) ...
[2024-09-13 05:08:29,235 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b7759c6 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 05:08:29,235 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:08:29" (1/2) ...
[2024-09-13 05:08:29,236 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@67b84c13 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 05:08:29,236 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 05:08:29,237 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b7759c6 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 05:08:29,237 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 05:08:29,245 INFO  L93    nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-13 05:08:29,246 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 05:08:29,246 INFO  L1541             ArrayList]: Function contract at [L20]: requires (counter == 0), ensures (\old(counter) == 0)
[2024-09-13 05:08:29,248 INFO  L1541             ArrayList]: Function contract at [L8]: requires (counter == 0), ensures (counter == 0)
[2024-09-13 05:08:29,248 INFO  L1541             ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond))
[2024-09-13 05:08:29,263 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-09-13 05:08:29,415 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_unwindbound1.c[537,550]
[2024-09-13 05:08:29,441 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-09-13 05:08:29,449 INFO  L200         MainTranslator]: Completed pre-run
Start Parsing Global
Start Parsing Global
Start Parsing Global
Start Parsing Global
[2024-09-13 05:08:29,483 WARN  L247   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound1.c[537,550]
Start Parsing Global
Start Parsing Global
Start Parsing Local
[2024-09-13 05:08:29,498 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-09-13 05:08:29,513 INFO  L204         MainTranslator]: Completed translation
[2024-09-13 05:08:29,514 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 05:08:29,515 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-13 05:08:29,516 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-13 05:08:29,516 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-13 05:08:29,516 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-09-13 05:08:29,528 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 05:08:29,529 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 05:08:29,535 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 05:08:29,545 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 05:08:29,545 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 05:08:29,545 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 05:08:29,550 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 05:08:29,553 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 05:08:29,554 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 05:08:29,555 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 05:08:29,558 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-13 05:08:29,558 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-13 05:08:29,559 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-09-13 05:08:29,559 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-09-13 05:08:29,560 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 05:08:29,564 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-13 05:08:29,572 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-13 05:08:29,587 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 05:08:29,588 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 05:08:29,626 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-13 05:08:29,627 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-13 05:08:29,627 INFO  L138     BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-13 05:08:29,627 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-09-13 05:08:29,627 INFO  L138     BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-13 05:08:29,627 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2024-09-13 05:08:29,627 INFO  L130     BoogieDeclarations]: Found specification of procedure abort
[2024-09-13 05:08:29,627 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-13 05:08:29,628 INFO  L130     BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-13 05:08:29,628 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-13 05:08:29,628 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint
[2024-09-13 05:08:29,628 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-09-13 05:08:29,628 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-13 05:08:29,628 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2024-09-13 05:08:29,629 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-13 05:08:29,629 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2024-09-13 05:08:29,629 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-13 05:08:29,629 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2024-09-13 05:08:29,629 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2024-09-13 05:08:29,629 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-13 05:08:29,691 INFO  L242             CfgBuilder]: Building ICFG
[2024-09-13 05:08:29,693 INFO  L268             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-13 05:08:29,719 WARN  L783   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-13 05:08:29,782 WARN  L783   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-13 05:08:29,933 WARN  L783   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-13 05:08:29,948 INFO  L291             CfgBuilder]: Performing block encoding
[2024-09-13 05:08:29,973 INFO  L313             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-13 05:08:29,973 INFO  L318             CfgBuilder]: Removed 1 assume(true) statements.
[2024-09-13 05:08:29,973 INFO  L201        PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:08:29 BoogieIcfgContainer
[2024-09-13 05:08:29,973 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-13 05:08:29,974 INFO  L112        PluginConnector]: ------------------------Referee----------------------------
[2024-09-13 05:08:29,974 INFO  L270        PluginConnector]: Initializing Referee...
[2024-09-13 05:08:29,975 INFO  L274        PluginConnector]: Referee initialized
[2024-09-13 05:08:29,975 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:08:29" (1/4) ...
[2024-09-13 05:08:29,976 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@29c24c0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:08:29, skipping insertion in model container
[2024-09-13 05:08:29,976 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 05:08:29,976 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@29c24c0a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:08:29, skipping insertion in model container
[2024-09-13 05:08:29,976 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 05:08:29,976 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@29c24c0a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:08:29, skipping insertion in model container
[2024-09-13 05:08:29,977 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 05:08:29" (4/4) ...
[2024-09-13 05:08:29,979 INFO  L79         RefereeObserver]: Analyzing ICFG lcm2_unwindbound1.c
[2024-09-13 05:08:29,982 INFO  L112       InvariantChecker]: Found 1 loops.
[2024-09-13 05:08:29,982 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 05:08:29,983 INFO  L367       InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-13 05:08:29,983 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 05:08:29,983 INFO  L367       InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges.
[2024-09-13 05:08:29,983 INFO  L367       InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-13 05:08:29,983 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 05:08:29,983 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 05:08:29,983 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 05:08:29,984 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 05:08:29,984 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 05:08:29,984 INFO  L367       InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-13 05:08:29,984 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 05:08:29,984 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 05:08:29,984 INFO  L130       InvariantChecker]: Will check 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 8 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head
[2024-09-13 05:08:30,038 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 4 edges
[2024-09-13 05:08:30,042 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:30,043 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:30,045 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:30,046 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:30,048 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:30,059 INFO  L101     BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding
[2024-09-13 05:08:30,060 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:30,061 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:30,062 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:30,062 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:30,064 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:30,082 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 05:08:30,114 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 4 edges
[2024-09-13 05:08:30,115 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:30,115 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:30,115 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:30,115 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:30,115 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:30,117 INFO  L101     BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding
[2024-09-13 05:08:30,117 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:30,118 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:30,118 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:30,118 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:30,118 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:30,121 INFO  L514       InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:30,154 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 4 edges
[2024-09-13 05:08:30,154 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:30,155 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:30,155 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:30,155 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:30,155 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:30,172 INFO  L101     BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding
[2024-09-13 05:08:30,172 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:30,172 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:30,172 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:30,173 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:30,173 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:34,182 INFO  L510       InvariantChecker]: unknown inductivity: todo good error message
[2024-09-13 05:08:34,201 INFO  L314           BlockEncoder]: Initial Icfg 3 locations, 2 edges
[2024-09-13 05:08:34,201 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:34,201 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:34,201 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:34,201 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:34,202 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:34,202 INFO  L101     BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding
[2024-09-13 05:08:34,202 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:34,203 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:34,203 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:34,203 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:34,203 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:34,209 INFO  L514       InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:34,223 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-13 05:08:34,224 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:34,224 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:34,224 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:34,224 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:34,225 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:34,226 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-13 05:08:34,227 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:34,227 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:34,227 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:34,227 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:34,227 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:34,229 INFO  L514       InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:34,243 INFO  L314           BlockEncoder]: Initial Icfg 9 locations, 10 edges
[2024-09-13 05:08:34,243 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:34,243 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:34,243 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:34,244 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:34,244 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:34,282 INFO  L101     BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding
[2024-09-13 05:08:34,282 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:34,282 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:34,283 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:34,283 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:34,284 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:34,285 INFO  L514       InvariantChecker]: The annotation(s) from loop head L42-2 to error location mainErr7ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-13 05:08:34,299 INFO  L314           BlockEncoder]: Initial Icfg 7 locations, 8 edges
[2024-09-13 05:08:34,300 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:34,300 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:34,300 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:34,300 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:34,300 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:34,323 INFO  L101     BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding
[2024-09-13 05:08:34,323 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:34,323 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:34,324 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:34,324 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:34,331 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:38,335 INFO  L510       InvariantChecker]: unknown inductivity: todo good error message
[2024-09-13 05:08:38,355 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-13 05:08:38,355 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:38,355 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:38,355 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:38,355 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:38,356 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:38,358 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-13 05:08:38,358 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:38,359 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:38,359 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:38,359 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:38,359 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:38,361 INFO  L514       InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:38,375 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-13 05:08:38,376 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:38,376 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:38,376 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:38,376 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:38,377 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:38,379 INFO  L101     BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-13 05:08:38,379 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:38,379 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:38,379 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:38,379 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:38,381 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:38,384 INFO  L514       InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-13 05:08:38,396 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-13 05:08:38,397 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:38,397 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:38,398 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:38,398 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:38,398 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:38,399 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-13 05:08:38,400 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:38,400 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:38,400 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:38,400 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:38,400 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:38,402 INFO  L514       InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive.
[2024-09-13 05:08:38,412 INFO  L314           BlockEncoder]: Initial Icfg 6 locations, 5 edges
[2024-09-13 05:08:38,413 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:38,413 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:38,414 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:38,414 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:38,414 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:38,416 INFO  L101     BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding
[2024-09-13 05:08:38,417 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:38,417 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:38,417 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:38,417 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:38,417 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:38,419 INFO  L514       InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:38,431 INFO  L314           BlockEncoder]: Initial Icfg 8 locations, 7 edges
[2024-09-13 05:08:38,431 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:38,431 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:38,431 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:38,432 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:38,432 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:38,436 INFO  L101     BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding
[2024-09-13 05:08:38,436 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:38,436 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:38,437 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:38,437 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:38,437 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:38,439 INFO  L514       InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-13 05:08:38,450 INFO  L314           BlockEncoder]: Initial Icfg 8 locations, 8 edges
[2024-09-13 05:08:38,451 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:38,451 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:38,451 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:38,451 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:38,452 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:38,477 INFO  L101     BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding
[2024-09-13 05:08:38,478 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:38,478 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:38,478 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:38,478 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:38,486 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:42,503 INFO  L510       InvariantChecker]: unknown inductivity: todo good error message
[2024-09-13 05:08:42,511 INFO  L58          RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness.
[2024-09-13 05:08:42,511 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@29c24c0a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:08:42, skipping insertion in model container
[2024-09-13 05:08:42,512 INFO  L131        PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-13 05:08:42,513 INFO  L158              Benchmark]: Toolchain (without parser) took 13287.34ms. Allocated memory is still 163.6MB. Free memory was 126.7MB in the beginning and 52.1MB in the end (delta: 74.6MB). Peak memory consumption was 73.6MB. Max. memory is 16.1GB.
[2024-09-13 05:08:42,514 INFO  L158              Benchmark]: CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-13 05:08:42,514 INFO  L158              Benchmark]: Witness Parser took 0.21ms. Allocated memory is still 163.6MB. Free memory is still 128.8MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-13 05:08:42,515 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 286.90ms. Allocated memory is still 163.6MB. Free memory was 126.7MB in the beginning and 112.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-09-13 05:08:42,516 INFO  L158              Benchmark]: Boogie Preprocessor took 42.25ms. Allocated memory is still 163.6MB. Free memory was 112.0MB in the beginning and 109.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-13 05:08:42,517 INFO  L158              Benchmark]: RCFGBuilder took 415.12ms. Allocated memory is still 163.6MB. Free memory was 109.9MB in the beginning and 124.4MB in the end (delta: -14.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2024-09-13 05:08:42,518 INFO  L158              Benchmark]: Referee took 12537.88ms. Allocated memory is still 163.6MB. Free memory was 124.4MB in the beginning and 52.1MB in the end (delta: 72.4MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB.
[2024-09-13 05:08:42,521 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 26.
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 main to check that procedure precondition always holds at line 28.
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 assume_abort_if_not to exit of procedure assume_abort_if_not.
Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 13.
Annotation is valid for all loop-free paths from entry of procedure main to 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 exit of procedure main.

 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB.
 * Witness Parser took 0.21ms. Allocated memory is still 163.6MB. Free memory is still 128.8MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 286.90ms. Allocated memory is still 163.6MB. Free memory was 126.7MB in the beginning and 112.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 42.25ms. Allocated memory is still 163.6MB. Free memory was 112.0MB in the beginning and 109.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * RCFGBuilder took 415.12ms. Allocated memory is still 163.6MB. Free memory was 109.9MB in the beginning and 124.4MB in the end (delta: -14.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
 * Referee took 12537.88ms. Allocated memory is still 163.6MB. Free memory was 124.4MB in the beginning and 52.1MB in the end (delta: 72.4MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-09-13 05:08:42,548 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_unwindbound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/lcm2_unwindbound1.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 05:08:44,607 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-09-13 05:08:44,685 INFO  L114        SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf
[2024-09-13 05:08:44,692 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-09-13 05:08:44,692 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-13 05:08:44,718 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-13 05:08:44,719 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-13 05:08:44,720 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-13 05:08:44,720 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-13 05:08:44,724 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-09-13 05:08:44,724 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-13 05:08:44,724 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-13 05:08:44,727 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-13 05:08:44,727 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-09-13 05:08:44,727 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-09-13 05:08:44,728 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-13 05:08:44,728 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-09-13 05:08:44,728 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-09-13 05:08:44,728 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-09-13 05:08:44,729 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-09-13 05:08:44,729 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-09-13 05:08:44,733 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-13 05:08:44,733 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-09-13 05:08:44,733 INFO  L153        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2024-09-13 05:08:44,733 INFO  L153        SettingsManager]:  * Use bitvectors instead of ints=true
[2024-09-13 05:08:44,734 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-09-13 05:08:44,734 INFO  L153        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2024-09-13 05:08:44,734 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-09-13 05:08:44,734 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-09-13 05:08:44,735 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-09-13 05:08:44,735 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-13 05:08:44,735 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-09-13 05:08:44,735 INFO  L153        SettingsManager]:  * Future-live optimization=false
[2024-09-13 05:08:44,736 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-09-13 05:08:44,736 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-09-13 05:08:44,736 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-13 05:08:44,737 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-13 05:08:44,737 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-09-13 05:08:44,738 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-13 05:08:44,738 INFO  L153        SettingsManager]:  * Trace refinement strategy=WOLF
[2024-09-13 05:08:44,738 INFO  L153        SettingsManager]:  * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-09-13 05:08:44,738 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-13 05:08:44,739 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-13 05:08:44,739 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-09-13 05:08:44,739 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-13 05:08:44,739 INFO  L153        SettingsManager]:  * Logic for external solver=AUFBV
[2024-09-13 05:08:44,739 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-13 05:08:45,042 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-13 05:08:45,063 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-13 05:08:45,067 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-13 05:08:45,068 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-09-13 05:08:45,068 INFO  L274        PluginConnector]: CDTParser initialized
[2024-09-13 05:08:45,070 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound1.c
[2024-09-13 05:08:46,619 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-09-13 05:08:46,811 INFO  L384              CDTParser]: Found 1 translation units.
[2024-09-13 05:08:46,814 INFO  L180              CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound1.c
[2024-09-13 05:08:46,822 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/c76da7372/55fb043803e14c5c8bedbe5311995231/FLAG09614d87f
[2024-09-13 05:08:47,199 INFO  L435              CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/c76da7372/55fb043803e14c5c8bedbe5311995231
[2024-09-13 05:08:47,202 INFO  L270        PluginConnector]: Initializing Witness Parser...
[2024-09-13 05:08:47,203 INFO  L274        PluginConnector]: Witness Parser initialized
[2024-09-13 05:08:47,204 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/lcm2_unwindbound1.yml/witness-2.1.yml
[2024-09-13 05:08:47,258 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-13 05:08:47,260 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-13 05:08:47,262 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-13 05:08:47,262 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-13 05:08:47,266 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-13 05:08:47,267 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:08:47" (1/2) ...
[2024-09-13 05:08:47,269 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21824dc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:47, skipping insertion in model container
[2024-09-13 05:08:47,270 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:08:47" (1/2) ...
[2024-09-13 05:08:47,271 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@45face79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:47, skipping insertion in model container
[2024-09-13 05:08:47,271 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 05:08:47" (2/2) ...
[2024-09-13 05:08:47,271 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21824dc0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:47, skipping insertion in model container
[2024-09-13 05:08:47,271 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 05:08:47" (2/2) ...
[2024-09-13 05:08:47,281 INFO  L93    nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-13 05:08:47,282 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 05:08:47,282 INFO  L1541             ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond))
[2024-09-13 05:08:47,282 INFO  L1541             ArrayList]: Function contract at [L20]: requires (counter == 0), ensures (\old(counter) == 0)
[2024-09-13 05:08:47,282 INFO  L1541             ArrayList]: Function contract at [L8]: requires (counter == 0), ensures (counter == 0)
[2024-09-13 05:08:47,301 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-09-13 05:08:47,483 WARN  L247   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound1.c[537,550]
[2024-09-13 05:08:47,504 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-09-13 05:08:47,517 INFO  L200         MainTranslator]: Completed pre-run
Start Parsing Global
Start Parsing Global
Start Parsing Global
Start Parsing Global
[2024-09-13 05:08:47,556 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_unwindbound1.c[537,550]
Start Parsing Global
Start Parsing Global
Start Parsing Local
[2024-09-13 05:08:47,570 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-09-13 05:08:47,591 INFO  L204         MainTranslator]: Completed translation
[2024-09-13 05:08:47,592 INFO  L201        PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:47 WrapperNode
[2024-09-13 05:08:47,592 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-13 05:08:47,592 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-13 05:08:47,592 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-13 05:08:47,593 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-09-13 05:08:47,605 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 05:08:47" (1/1) ...
[2024-09-13 05:08:47,605 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 05:08:47" (1/1) ...
[2024-09-13 05:08:47,616 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 05:08:47" (1/1) ...
[2024-09-13 05:08:47,631 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 05:08:47,631 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 05:08:47" (1/1) ...
[2024-09-13 05:08:47,631 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 05:08:47" (1/1) ...
[2024-09-13 05:08:47,641 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 05:08:47" (1/1) ...
[2024-09-13 05:08:47,644 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 05:08:47" (1/1) ...
[2024-09-13 05:08:47,649 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 05:08:47" (1/1) ...
[2024-09-13 05:08:47,650 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 05:08:47" (1/1) ...
[2024-09-13 05:08:47,652 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-13 05:08:47,655 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-13 05:08:47,655 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-09-13 05:08:47,656 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-09-13 05:08:47,657 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 05:08:47" (1/1) ...
[2024-09-13 05:08:47,662 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-13 05:08:47,670 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-13 05:08:47,684 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 05:08:47,688 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 05:08:47,732 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-13 05:08:47,732 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-13 05:08:47,732 INFO  L138     BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-13 05:08:47,733 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-09-13 05:08:47,733 INFO  L138     BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-13 05:08:47,733 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2024-09-13 05:08:47,733 INFO  L130     BoogieDeclarations]: Found specification of procedure abort
[2024-09-13 05:08:47,733 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-13 05:08:47,734 INFO  L130     BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-13 05:08:47,734 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-13 05:08:47,734 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint
[2024-09-13 05:08:47,734 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-09-13 05:08:47,734 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-13 05:08:47,734 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2024-09-13 05:08:47,734 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-13 05:08:47,734 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2024-09-13 05:08:47,735 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-13 05:08:47,735 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1
[2024-09-13 05:08:47,735 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1
[2024-09-13 05:08:47,736 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-13 05:08:47,797 INFO  L242             CfgBuilder]: Building ICFG
[2024-09-13 05:08:47,799 INFO  L268             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-13 05:08:47,821 WARN  L783   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-13 05:08:47,852 WARN  L783   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-13 05:08:48,139 WARN  L783   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-13 05:08:48,166 INFO  L291             CfgBuilder]: Performing block encoding
[2024-09-13 05:08:48,207 INFO  L313             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-13 05:08:48,207 INFO  L318             CfgBuilder]: Removed 1 assume(true) statements.
[2024-09-13 05:08:48,208 INFO  L201        PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:08:48 BoogieIcfgContainer
[2024-09-13 05:08:48,208 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-13 05:08:48,208 INFO  L112        PluginConnector]: ------------------------Referee----------------------------
[2024-09-13 05:08:48,208 INFO  L270        PluginConnector]: Initializing Referee...
[2024-09-13 05:08:48,209 INFO  L274        PluginConnector]: Referee initialized
[2024-09-13 05:08:48,213 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:08:47" (1/4) ...
[2024-09-13 05:08:48,214 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@22cfde6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:08:48, skipping insertion in model container
[2024-09-13 05:08:48,214 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 05:08:47" (2/4) ...
[2024-09-13 05:08:48,214 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@22cfde6a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:08:48, skipping insertion in model container
[2024-09-13 05:08:48,214 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 05:08:47" (3/4) ...
[2024-09-13 05:08:48,215 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@22cfde6a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:08:48, skipping insertion in model container
[2024-09-13 05:08:48,215 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 05:08:48" (4/4) ...
[2024-09-13 05:08:48,216 INFO  L79         RefereeObserver]: Analyzing ICFG lcm2_unwindbound1.c
[2024-09-13 05:08:48,219 INFO  L112       InvariantChecker]: Found 1 loops.
[2024-09-13 05:08:48,220 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 05:08:48,220 INFO  L367       InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-13 05:08:48,220 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 05:08:48,221 INFO  L367       InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges.
[2024-09-13 05:08:48,221 INFO  L367       InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-13 05:08:48,221 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 05:08:48,221 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 05:08:48,221 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 05:08:48,222 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 05:08:48,222 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 05:08:48,222 INFO  L367       InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-13 05:08:48,222 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 05:08:48,222 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 05:08:48,223 INFO  L130       InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 8 loop-free subgraphs from procedure entry to error location
[2024-09-13 05:08:48,271 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 4 edges
[2024-09-13 05:08:48,272 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:48,272 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:48,273 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:48,274 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:48,275 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,287 INFO  L101     BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding
[2024-09-13 05:08:48,290 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,290 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:48,290 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:48,291 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:48,295 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:48,316 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 05:08:48,346 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 4 edges
[2024-09-13 05:08:48,346 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:48,347 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:48,347 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:48,347 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:48,347 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,349 INFO  L101     BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding
[2024-09-13 05:08:48,352 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,352 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:48,352 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:48,352 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:48,353 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:48,354 INFO  L514       InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:48,383 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 4 edges
[2024-09-13 05:08:48,383 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:48,383 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:48,383 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:48,383 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:48,384 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,399 INFO  L101     BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding
[2024-09-13 05:08:48,401 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,401 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:48,401 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:48,401 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:48,401 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:48,435 INFO  L514       InvariantChecker]: The annotation(s) from loop head L42-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:48,482 INFO  L314           BlockEncoder]: Initial Icfg 3 locations, 2 edges
[2024-09-13 05:08:48,483 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:48,483 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:48,483 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:48,483 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:48,484 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,485 INFO  L101     BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding
[2024-09-13 05:08:48,485 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,485 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:48,485 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:48,486 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:48,486 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:48,487 INFO  L514       InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:48,502 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-13 05:08:48,502 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:48,503 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:48,503 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:48,503 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:48,503 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,505 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-13 05:08:48,505 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,505 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:48,505 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:48,505 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:48,506 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:48,507 INFO  L514       InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:48,521 INFO  L314           BlockEncoder]: Initial Icfg 9 locations, 10 edges
[2024-09-13 05:08:48,522 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:48,522 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:48,522 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:48,522 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:48,523 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,554 INFO  L101     BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding
[2024-09-13 05:08:48,555 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,555 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:48,556 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:48,556 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:48,557 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:48,558 INFO  L514       InvariantChecker]: The annotation(s) from loop head L42-2 to error location mainErr7ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-13 05:08:48,573 INFO  L314           BlockEncoder]: Initial Icfg 7 locations, 8 edges
[2024-09-13 05:08:48,573 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:48,573 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:48,573 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:48,574 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:48,574 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,587 INFO  L101     BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding
[2024-09-13 05:08:48,587 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,587 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:48,587 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:48,588 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:48,591 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:48,620 INFO  L514       InvariantChecker]: The annotation(s) from loop head L42-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:48,637 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-13 05:08:48,638 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:48,638 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:48,638 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:48,638 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:48,638 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,640 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-13 05:08:48,640 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,640 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:48,640 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:48,640 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:48,641 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:48,642 INFO  L514       InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:48,656 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-13 05:08:48,657 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:48,657 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:48,657 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:48,657 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:48,657 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,660 INFO  L101     BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-13 05:08:48,661 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,661 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:48,661 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:48,661 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:48,662 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:48,663 INFO  L514       InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-13 05:08:48,674 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-13 05:08:48,674 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:48,674 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:48,674 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:48,674 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:48,675 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,676 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-13 05:08:48,676 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,676 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:48,676 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:48,676 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:48,676 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:48,677 INFO  L514       InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive.
[2024-09-13 05:08:48,687 INFO  L314           BlockEncoder]: Initial Icfg 6 locations, 5 edges
[2024-09-13 05:08:48,688 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:48,688 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:48,688 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:48,688 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:48,689 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,691 INFO  L101     BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding
[2024-09-13 05:08:48,691 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,692 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:48,692 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:48,692 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:48,692 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:48,694 INFO  L514       InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:08:48,705 INFO  L314           BlockEncoder]: Initial Icfg 8 locations, 7 edges
[2024-09-13 05:08:48,705 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:48,705 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:48,705 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:48,705 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:48,705 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,711 INFO  L101     BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding
[2024-09-13 05:08:48,711 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:48,711 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:48,711 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:48,712 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:48,712 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:52,725 INFO  L510       InvariantChecker]: unknown inductivity: todo good error message
[2024-09-13 05:08:52,738 INFO  L314           BlockEncoder]: Initial Icfg 8 locations, 8 edges
[2024-09-13 05:08:52,739 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:08:52,739 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:08:52,739 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:08:52,739 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:08:52,739 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:52,755 INFO  L101     BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding
[2024-09-13 05:08:52,755 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:08:52,755 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:08:52,756 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:08:52,756 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:08:52,760 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:08:56,805 INFO  L510       InvariantChecker]: unknown inductivity: todo good error message
[2024-09-13 05:08:56,822 INFO  L58          RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness.
[2024-09-13 05:08:56,823 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@22cfde6a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:08:56, skipping insertion in model container
[2024-09-13 05:08:56,823 INFO  L131        PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-13 05:08:56,825 INFO  L158              Benchmark]: Toolchain (without parser) took 9564.49ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 35.1MB in the beginning and 35.3MB in the end (delta: -152.2kB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB.
[2024-09-13 05:08:56,825 INFO  L158              Benchmark]: CDTParser took 0.19ms. Allocated memory is still 48.2MB. Free memory was 29.1MB in the beginning and 29.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-09-13 05:08:56,825 INFO  L158              Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 67.1MB. Free memory is still 37.1MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-13 05:08:56,826 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 330.16ms. Allocated memory is still 67.1MB. Free memory was 34.9MB in the beginning and 42.1MB in the end (delta: -7.2MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB.
[2024-09-13 05:08:56,826 INFO  L158              Benchmark]: Boogie Preprocessor took 60.04ms. Allocated memory is still 67.1MB. Free memory was 42.1MB in the beginning and 39.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-13 05:08:56,827 INFO  L158              Benchmark]: RCFGBuilder took 552.55ms. Allocated memory is still 67.1MB. Free memory was 39.9MB in the beginning and 43.0MB in the end (delta: -3.1MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB.
[2024-09-13 05:08:56,828 INFO  L158              Benchmark]: Referee took 8615.01ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 43.0MB in the beginning and 35.9MB in the end (delta: 7.1MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB.
[2024-09-13 05:08:56,830 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee:
  - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness.
    Insufficient resources for checking whether annotation is a valid proof of correctness.
Insufficient resources for checking whether annotation is valid for all loop-free paths from entry of procedure main 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 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 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 ULTIMATE.start to check that procedure precondition always holds at line -1.
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 loop head at line 36 to check that procedure precondition always holds at line 37.
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 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 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 0.19ms. Allocated memory is still 48.2MB. Free memory was 29.1MB in the beginning and 29.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB.
 * Witness Parser took 0.18ms. Allocated memory is still 67.1MB. Free memory is still 37.1MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 330.16ms. Allocated memory is still 67.1MB. Free memory was 34.9MB in the beginning and 42.1MB in the end (delta: -7.2MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 60.04ms. Allocated memory is still 67.1MB. Free memory was 42.1MB in the beginning and 39.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * RCFGBuilder took 552.55ms. Allocated memory is still 67.1MB. Free memory was 39.9MB in the beginning and 43.0MB in the end (delta: -3.1MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB.
 * Referee took 8615.01ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 43.0MB in the beginning and 35.9MB in the end (delta: 7.1MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-09-13 05:08:56,868 INFO  L552       MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---

Execution finished normally
Writing output log to file Ultimate.log
Result:
UNKNOWN