./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound20.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound20.yml/witness-2.1.yml --architecture 32bit


--------------------------------------------------------------------------------


Checking for ERROR reachability
Using default analysis
Version de325976
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/cohendiv-ll_valuebound20.c ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound20.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-tmp.dk.referee-eval-de32597-m
[2024-09-17 19:40:12,045 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-09-17 19:40:12,105 INFO  L114        SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf
[2024-09-17 19:40:12,110 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-09-17 19:40:12,110 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-17 19:40:12,137 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-17 19:40:12,139 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-17 19:40:12,139 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-17 19:40:12,140 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-17 19:40:12,140 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-09-17 19:40:12,141 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-17 19:40:12,141 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-17 19:40:12,142 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-17 19:40:12,142 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-09-17 19:40:12,143 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-09-17 19:40:12,144 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-17 19:40:12,144 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-09-17 19:40:12,144 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-09-17 19:40:12,144 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-09-17 19:40:12,144 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-09-17 19:40:12,144 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-09-17 19:40:12,146 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-09-17 19:40:12,147 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-17 19:40:12,147 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-09-17 19:40:12,147 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-09-17 19:40:12,147 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-09-17 19:40:12,147 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-09-17 19:40:12,147 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-09-17 19:40:12,147 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-17 19:40:12,148 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-09-17 19:40:12,148 INFO  L153        SettingsManager]:  * Future-live optimization=false
[2024-09-17 19:40:12,148 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-09-17 19:40:12,148 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-09-17 19:40:12,148 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-17 19:40:12,148 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-17 19:40:12,148 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-09-17 19:40:12,149 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-17 19:40:12,149 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-09-17 19:40:12,149 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-09-17 19:40:12,149 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-17 19:40:12,149 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-17 19:40:12,151 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-09-17 19:40:12,151 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-17 19:40:12,151 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-17 19:40:12,353 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-17 19:40:12,375 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-17 19:40:12,377 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-17 19:40:12,378 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-09-17 19:40:12,379 INFO  L274        PluginConnector]: CDTParser initialized
[2024-09-17 19:40:12,380 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound20.c
[2024-09-17 19:40:13,616 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-09-17 19:40:13,757 INFO  L384              CDTParser]: Found 1 translation units.
[2024-09-17 19:40:13,757 INFO  L180              CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound20.c
[2024-09-17 19:40:13,763 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/e6d229b30/137b91f235f445e18d774383e63dac29/FLAGa859bbe1a
[2024-09-17 19:40:13,775 INFO  L435              CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/e6d229b30/137b91f235f445e18d774383e63dac29
[2024-09-17 19:40:13,777 INFO  L270        PluginConnector]: Initializing Witness Parser...
[2024-09-17 19:40:13,777 INFO  L274        PluginConnector]: Witness Parser initialized
[2024-09-17 19:40:13,778 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound20.yml/witness-2.1.yml
[2024-09-17 19:40:13,818 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-17 19:40:13,819 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-17 19:40:13,821 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-17 19:40:13,821 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-17 19:40:13,824 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-17 19:40:13,825 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:40:13" (1/2) ...
[2024-09-17 19:40:13,827 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4374a52b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:13, skipping insertion in model container
[2024-09-17 19:40:13,827 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:40:13" (1/2) ...
[2024-09-17 19:40:13,828 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2c02bdad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:13, skipping insertion in model container
[2024-09-17 19:40:13,828 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:40:13" (2/2) ...
[2024-09-17 19:40:13,828 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4374a52b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:40:13, skipping insertion in model container
[2024-09-17 19:40:13,828 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:40:13" (2/2) ...
[2024-09-17 19:40:13,836 INFO  L93    nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-17 19:40:13,836 INFO  L1541             ArrayList]: Loop invariant at [L38-L62] ((((((__int128) q * y) + r) == x) && (((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x))) && (1 <= y))
[2024-09-17 19:40:13,837 INFO  L1541             ArrayList]: Loop invariant at [L47-L59] (((((((__int128) q * y) + r) == x) && (1 <= r)) && (((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x))) && (1 <= y))
[2024-09-17 19:40:13,837 INFO  L1541             ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0)
[2024-09-17 19:40:13,837 INFO  L1541             ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0)
[2024-09-17 19:40:13,851 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-09-17 19:40:13,969 WARN  L248   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/cohendiv-ll_valuebound20.c[576,589]
[2024-09-17 19:40:13,983 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-09-17 19:40:13,992 INFO  L200         MainTranslator]: Completed pre-run
Start Parsing Global
Start Parsing Global
Start Parsing Global
[2024-09-17 19:40:14,024 WARN  L248   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/cohendiv-ll_valuebound20.c[576,589]
Start Parsing Local
Start Parsing Local
[2024-09-17 19:40:14,040 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-09-17 19:40:14,053 INFO  L204         MainTranslator]: Completed translation
[2024-09-17 19:40:14,054 INFO  L201        PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:40:14 WrapperNode
[2024-09-17 19:40:14,054 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-17 19:40:14,055 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-17 19:40:14,055 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-17 19:40:14,055 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-09-17 19:40:14,064 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 17.09 07:40:14" (1/1) ...
[2024-09-17 19:40:14,065 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 17.09 07:40:14" (1/1) ...
[2024-09-17 19:40:14,074 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 17.09 07:40:14" (1/1) ...
[2024-09-17 19:40:14,083 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
[2024-09-17 19:40:14,086 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 17.09 07:40:14" (1/1) ...
[2024-09-17 19:40:14,087 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 17.09 07:40:14" (1/1) ...
[2024-09-17 19:40:14,091 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 17.09 07:40:14" (1/1) ...
[2024-09-17 19:40:14,096 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 17.09 07:40:14" (1/1) ...
[2024-09-17 19:40:14,097 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 17.09 07:40:14" (1/1) ...
[2024-09-17 19:40:14,100 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 17.09 07:40:14" (1/1) ...
[2024-09-17 19:40:14,102 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-17 19:40:14,103 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-17 19:40:14,103 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-09-17 19:40:14,103 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-09-17 19:40:14,105 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 17.09 07:40:14" (1/1) ...
[2024-09-17 19:40:14,109 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-17 19:40:14,117 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-17 19:40:14,130 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)
[2024-09-17 19:40:14,133 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
[2024-09-17 19:40:14,176 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-17 19:40:14,176 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-17 19:40:14,177 INFO  L138     BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-17 19:40:14,178 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-09-17 19:40:14,178 INFO  L138     BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-17 19:40:14,178 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2024-09-17 19:40:14,178 INFO  L130     BoogieDeclarations]: Found specification of procedure abort
[2024-09-17 19:40:14,178 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-17 19:40:14,178 INFO  L130     BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-17 19:40:14,178 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-17 19:40:14,179 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2024-09-17 19:40:14,179 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-09-17 19:40:14,179 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-17 19:40:14,179 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2024-09-17 19:40:14,179 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-17 19:40:14,179 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2024-09-17 19:40:14,179 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-17 19:40:14,179 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2024-09-17 19:40:14,179 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2024-09-17 19:40:14,179 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-17 19:40:14,229 INFO  L242             CfgBuilder]: Building ICFG
[2024-09-17 19:40:14,231 INFO  L268             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-17 19:40:14,355 WARN  L783   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-17 19:40:14,367 INFO  L291             CfgBuilder]: Performing block encoding
[2024-09-17 19:40:14,388 INFO  L313             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-17 19:40:14,388 INFO  L318             CfgBuilder]: Removed 2 assume(true) statements.
[2024-09-17 19:40:14,388 INFO  L201        PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:40:14 BoogieIcfgContainer
[2024-09-17 19:40:14,388 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-17 19:40:14,389 INFO  L112        PluginConnector]: ------------------------Referee----------------------------
[2024-09-17 19:40:14,389 INFO  L270        PluginConnector]: Initializing Referee...
[2024-09-17 19:40:14,389 INFO  L274        PluginConnector]: Referee initialized
[2024-09-17 19:40:14,389 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 17.09 07:40:13" (1/4) ...
[2024-09-17 19:40:14,390 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6a13911c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 17.09 07:40:14, skipping insertion in model container
[2024-09-17 19:40:14,390 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:40:13" (2/4) ...
[2024-09-17 19:40:14,392 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6a13911c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 17.09 07:40:14, skipping insertion in model container
[2024-09-17 19:40:14,392 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 17.09 07:40:14" (3/4) ...
[2024-09-17 19:40:14,393 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6a13911c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 17.09 07:40:14, skipping insertion in model container
[2024-09-17 19:40:14,393 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:40:14" (4/4) ...
[2024-09-17 19:40:14,394 INFO  L79         RefereeObserver]: Analyzing ICFG cohendiv-ll_valuebound20.c
[2024-09-17 19:40:14,397 INFO  L113       InvariantChecker]: Found 2 loops.
[2024-09-17 19:40:14,397 INFO  L373       InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-17 19:40:14,397 INFO  L373       InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges.
[2024-09-17 19:40:14,397 INFO  L373       InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-17 19:40:14,398 INFO  L373       InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges.
[2024-09-17 19:40:14,398 INFO  L373       InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-17 19:40:14,398 INFO  L373       InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-17 19:40:14,398 INFO  L373       InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges.
[2024-09-17 19:40:14,398 INFO  L373       InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges.
[2024-09-17 19:40:14,398 INFO  L373       InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges.
[2024-09-17 19:40:14,398 INFO  L373       InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges.
[2024-09-17 19:40:14,398 INFO  L373       InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-17 19:40:14,398 INFO  L373       InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-17 19:40:14,399 INFO  L373       InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-17 19:40:14,399 INFO  L373       InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges.
[2024-09-17 19:40:14,399 INFO  L131       InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to loop head, 7 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head
[2024-09-17 19:40:14,443 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 4 edges
[2024-09-17 19:40:14,444 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:40:14,444 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:40:14,445 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:40:14,446 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:40:14,447 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,452 INFO  L101     BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding
[2024-09-17 19:40:14,453 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,453 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:40:14,453 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:40:14,454 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:40:14,456 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:40:14,471 INFO  L520       InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-17 19:40:14,501 INFO  L314           BlockEncoder]: Initial Icfg 7 locations, 8 edges
[2024-09-17 19:40:14,501 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:40:14,501 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:40:14,501 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:40:14,501 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:40:14,501 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,516 INFO  L101     BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding
[2024-09-17 19:40:14,519 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,519 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:40:14,519 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:40:14,519 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:40:14,520 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:40:14,522 INFO  L520       InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-17 19:40:14,543 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 4 edges
[2024-09-17 19:40:14,547 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:40:14,547 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:40:14,547 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:40:14,547 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:40:14,547 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,552 INFO  L101     BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding
[2024-09-17 19:40:14,552 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,552 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:40:14,552 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:40:14,552 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:40:14,552 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:40:14,555 INFO  L520       InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-17 19:40:14,574 INFO  L314           BlockEncoder]: Initial Icfg 8 locations, 7 edges
[2024-09-17 19:40:14,574 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:40:14,574 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:40:14,575 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:40:14,575 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:40:14,575 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,590 INFO  L101     BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding
[2024-09-17 19:40:14,592 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,592 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:40:14,592 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:40:14,592 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:40:14,593 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:40:14,596 INFO  L520       InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-17 19:40:14,611 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 4 edges
[2024-09-17 19:40:14,611 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:40:14,611 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:40:14,612 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:40:14,613 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:40:14,613 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,617 INFO  L101     BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding
[2024-09-17 19:40:14,617 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,617 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:40:14,617 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:40:14,618 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:40:14,618 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:40:14,620 INFO  L520       InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-17 19:40:14,648 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-17 19:40:14,649 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:40:14,649 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:40:14,671 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:40:14,671 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:40:14,671 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,673 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-17 19:40:14,674 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,674 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:40:14,674 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:40:14,674 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:40:14,676 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:40:14,677 INFO  L520       InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-17 19:40:14,690 INFO  L314           BlockEncoder]: Initial Icfg 10 locations, 9 edges
[2024-09-17 19:40:14,690 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:40:14,690 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:40:14,691 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:40:14,691 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:40:14,691 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,706 INFO  L101     BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding
[2024-09-17 19:40:14,707 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,707 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:40:14,707 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:40:14,707 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:40:14,708 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:40:14,714 INFO  L520       InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-17 19:40:14,725 INFO  L314           BlockEncoder]: Initial Icfg 7 locations, 6 edges
[2024-09-17 19:40:14,726 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:40:14,727 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:40:14,728 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:40:14,728 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:40:14,728 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,735 INFO  L101     BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding
[2024-09-17 19:40:14,736 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,736 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:40:14,736 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:40:14,737 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:40:14,738 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:40:14,740 INFO  L520       InvariantChecker]: The annotation(s) from loop head L38-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-17 19:40:14,753 INFO  L314           BlockEncoder]: Initial Icfg 8 locations, 7 edges
[2024-09-17 19:40:14,754 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:40:14,754 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:40:14,754 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:40:14,754 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:40:14,755 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,764 INFO  L101     BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding
[2024-09-17 19:40:14,765 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,765 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:40:14,765 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:40:14,765 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:40:14,765 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:40:14,768 INFO  L520       InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-17 19:40:14,779 INFO  L314           BlockEncoder]: Initial Icfg 9 locations, 10 edges
[2024-09-17 19:40:14,779 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:40:14,779 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:40:14,779 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:40:14,780 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:40:14,780 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,795 INFO  L101     BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding
[2024-09-17 19:40:14,796 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,796 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:40:14,797 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:40:14,797 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:40:14,799 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:40:14,806 INFO  L520       InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-17 19:40:14,815 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-17 19:40:14,816 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:40:14,816 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:40:14,816 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:40:14,816 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:40:14,816 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,823 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-17 19:40:14,825 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,825 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:40:14,825 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:40:14,825 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:40:14,825 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:40:14,827 INFO  L520       InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-17 19:40:14,838 INFO  L314           BlockEncoder]: Initial Icfg 6 locations, 5 edges
[2024-09-17 19:40:14,838 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:40:14,838 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:40:14,839 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:40:14,839 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:40:14,839 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,844 INFO  L101     BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding
[2024-09-17 19:40:14,844 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,844 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:40:14,845 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:40:14,845 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:40:14,845 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:40:14,847 INFO  L520       InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-17 19:40:14,857 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-17 19:40:14,857 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:40:14,858 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:40:14,858 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:40:14,858 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:40:14,858 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,861 INFO  L101     BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-17 19:40:14,861 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,861 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:40:14,861 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:40:14,861 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:40:14,862 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:40:14,864 INFO  L520       InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-17 19:40:14,874 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-17 19:40:14,874 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-17 19:40:14,874 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-17 19:40:14,875 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-17 19:40:14,875 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-17 19:40:14,875 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,877 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-17 19:40:14,877 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-17 19:40:14,877 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-17 19:40:14,878 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-17 19:40:14,878 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-17 19:40:14,878 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-17 19:40:14,879 INFO  L520       InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive.
[2024-09-17 19:40:14,882 INFO  L58          RefereeStarter]: Annotation is a valid proof of correctness.
[2024-09-17 19:40:14,882 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6a13911c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 17.09 07:40:14, skipping insertion in model container
[2024-09-17 19:40:14,883 INFO  L131        PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-17 19:40:14,884 INFO  L158              Benchmark]: Toolchain (without parser) took 1064.04ms. Allocated memory was 155.2MB in the beginning and 218.1MB in the end (delta: 62.9MB). Free memory was 99.2MB in the beginning and 151.4MB in the end (delta: -52.2MB). Peak memory consumption was 66.9MB. Max. memory is 16.1GB.
[2024-09-17 19:40:14,884 INFO  L158              Benchmark]: CDTParser took 0.14ms. Allocated memory is still 155.2MB. Free memory is still 120.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-17 19:40:14,885 INFO  L158              Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 155.2MB. Free memory is still 101.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-17 19:40:14,885 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 233.67ms. Allocated memory is still 155.2MB. Free memory was 99.2MB in the beginning and 84.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-09-17 19:40:14,885 INFO  L158              Benchmark]: Boogie Preprocessor took 47.47ms. Allocated memory is still 155.2MB. Free memory was 84.6MB in the beginning and 82.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-17 19:40:14,886 INFO  L158              Benchmark]: RCFGBuilder took 285.30ms. Allocated memory is still 155.2MB. Free memory was 82.5MB in the beginning and 67.2MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-09-17 19:40:14,887 INFO  L158              Benchmark]: Referee took 494.08ms. Allocated memory was 155.2MB in the beginning and 218.1MB in the end (delta: 62.9MB). Free memory was 67.2MB in the beginning and 151.4MB in the end (delta: -84.2MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB.
[2024-09-17 19:40:14,889 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee:
  - AnnotationCheckResult: Annotation is a valid proof of correctness.
    Annotation is a valid proof of correctness.
Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 49.
Annotation is valid for all loop-free paths from loop head at line 38 to loop head at line 47.
Annotation is valid for all loop-free paths from loop head at line 47 to loop head at line 38.
Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 48.
Annotation is valid for all loop-free paths from loop head at line 47 to loop head at line 47.
Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 55.
Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 38.
Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not.
Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 48.
Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39.
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 16.
Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 38.
Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39.
Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert.

 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.14ms. Allocated memory is still 155.2MB. Free memory is still 120.3MB. There was no memory consumed. Max. memory is 16.1GB.
 * Witness Parser took 0.13ms. Allocated memory is still 155.2MB. Free memory is still 101.3MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 233.67ms. Allocated memory is still 155.2MB. Free memory was 99.2MB in the beginning and 84.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 47.47ms. Allocated memory is still 155.2MB. Free memory was 84.6MB in the beginning and 82.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * RCFGBuilder took 285.30ms. Allocated memory is still 155.2MB. Free memory was 82.5MB in the beginning and 67.2MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
 * Referee took 494.08ms. Allocated memory was 155.2MB in the beginning and 218.1MB in the end (delta: 62.9MB). Free memory was 67.2MB in the beginning and 151.4MB in the end (delta: -84.2MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB.
RESULT: Ultimate proved your program to be correct!
[2024-09-17 19:40:14,916 INFO  L552       MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---

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