./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound2.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/hard2_valuebound2.yml/witness-2.1.yml --architecture 32bit


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


Checking for ERROR reachability
Using default analysis
Version a9b967e5
Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/hard2_valuebound2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-a9b967e-m
[2024-09-11 20:50:58,850 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-09-11 20:50:58,922 INFO  L114        SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf
[2024-09-11 20:50:58,925 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-09-11 20:50:58,928 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-11 20:50:58,951 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-11 20:50:58,952 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-11 20:50:58,953 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-11 20:50:58,954 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-11 20:50:58,955 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-09-11 20:50:58,956 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-11 20:50:58,956 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-11 20:50:58,957 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-11 20:50:58,959 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-09-11 20:50:58,959 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-09-11 20:50:58,960 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-11 20:50:58,960 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-09-11 20:50:58,960 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-09-11 20:50:58,960 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-09-11 20:50:58,961 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-09-11 20:50:58,961 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-09-11 20:50:58,964 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-09-11 20:50:58,964 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-11 20:50:58,964 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-09-11 20:50:58,964 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-09-11 20:50:58,965 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-09-11 20:50:58,965 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-09-11 20:50:58,965 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-09-11 20:50:58,966 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-11 20:50:58,966 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-09-11 20:50:58,966 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-09-11 20:50:58,966 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-09-11 20:50:58,966 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-11 20:50:58,967 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-11 20:50:58,967 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-09-11 20:50:58,967 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-11 20:50:58,968 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-09-11 20:50:58,969 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-09-11 20:50:58,969 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-11 20:50:58,969 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-11 20:50:58,969 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-09-11 20:50:58,970 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-11 20:50:58,970 INFO  L153        SettingsManager]:  * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-11 20:50:59,283 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-11 20:50:59,310 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-11 20:50:59,313 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-11 20:50:59,315 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-09-11 20:50:59,315 INFO  L274        PluginConnector]: CDTParser initialized
[2024-09-11 20:50:59,317 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound2.c
[2024-09-11 20:51:00,793 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-09-11 20:51:00,985 INFO  L384              CDTParser]: Found 1 translation units.
[2024-09-11 20:51:00,988 INFO  L180              CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound2.c
[2024-09-11 20:51:00,999 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/df85faeb8/c1129a378d704d6f907ed82cb7881859/FLAG8295710a6
[2024-09-11 20:51:01,020 INFO  L435              CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/df85faeb8/c1129a378d704d6f907ed82cb7881859
[2024-09-11 20:51:01,024 INFO  L270        PluginConnector]: Initializing Witness Parser...
[2024-09-11 20:51:01,025 INFO  L274        PluginConnector]: Witness Parser initialized
[2024-09-11 20:51:01,026 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hard2_valuebound2.yml/witness-2.1.yml
[2024-09-11 20:51:01,081 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-11 20:51:01,083 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-11 20:51:01,085 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-11 20:51:01,085 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-11 20:51:01,090 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-11 20:51:01,091 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:01" (1/2) ...
[2024-09-11 20:51:01,094 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17a2a511 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:01, skipping insertion in model container
[2024-09-11 20:51:01,095 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:01" (1/2) ...
[2024-09-11 20:51:01,097 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@62aa118e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:01, skipping insertion in model container
[2024-09-11 20:51:01,097 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:51:01" (2/2) ...
[2024-09-11 20:51:01,097 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17a2a511 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:01, skipping insertion in model container
[2024-09-11 20:51:01,097 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:51:01" (2/2) ...
[2024-09-11 20:51:01,108 INFO  L93    nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-11 20:51:01,110 INFO  L1541             ArrayList]: Loop invariant at [L34-L42] (((((((((2 == p) && (q == 0)) && (A <= 2)) && (A == r)) && (1 <= r)) && (B == 1)) && (2 == d)) || (((((((d == 1) && (p == 1)) && (q == 0)) && (A <= 2)) && (A == r)) && (B == 1)) && (0 <= A))) || ((((((p == 4) && (q == 0)) && (A == r)) && (d == 4)) && (2 == r)) && (B == 1)))
[2024-09-11 20:51:01,110 INFO  L1541             ArrayList]: Loop invariant at [L44-L56] ((((((((((d == 1) && (p == 1)) && (q == 0)) && (A == r)) && (B == 1)) || ((((((2 == A) && (2 == p)) && (r == 0)) && (2 == q)) && (B == 1)) && (2 == d))) || ((((((d == 1) && (p == 1)) && (2 == A)) && (r == 0)) && (2 == q)) && (B == 1))) || ((((((p == 4) && (2 == A)) && (q == 0)) && (d == 4)) && (2 == r)) && (B == 1))) || ((((((2 == p) && (q == 0)) && (A == 1)) && (r == 1)) && (B == 1)) && (2 == d))) || ((((((d == 1) && (p == 1)) && (r == 0)) && (q == 1)) && (A == 1)) && (B == 1)))
[2024-09-11 20:51:01,110 INFO  L1541             ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0)
[2024-09-11 20:51:01,133 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-09-11 20:51:01,302 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/hard2_valuebound2.c[526,539]
[2024-09-11 20:51:01,333 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-09-11 20:51:01,346 INFO  L200         MainTranslator]: Completed pre-run
Start Parsing Global
Start Parsing Global
[2024-09-11 20:51:01,385 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/hard2_valuebound2.c[526,539]
Start Parsing Local
Start Parsing Local
[2024-09-11 20:51:01,411 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-09-11 20:51:01,432 INFO  L204         MainTranslator]: Completed translation
[2024-09-11 20:51:01,432 INFO  L201        PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:01 WrapperNode
[2024-09-11 20:51:01,432 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-11 20:51:01,433 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-11 20:51:01,434 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-11 20:51:01,434 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-09-11 20:51:01,447 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:01" (1/1) ...
[2024-09-11 20:51:01,448 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:01" (1/1) ...
[2024-09-11 20:51:01,455 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:01" (1/1) ...
[2024-09-11 20:51:01,471 WARN  L109           MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification
[2024-09-11 20:51:01,471 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:01" (1/1) ...
[2024-09-11 20:51:01,471 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:01" (1/1) ...
[2024-09-11 20:51:01,481 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:01" (1/1) ...
[2024-09-11 20:51:01,486 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:01" (1/1) ...
[2024-09-11 20:51:01,488 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:01" (1/1) ...
[2024-09-11 20:51:01,492 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:01" (1/1) ...
[2024-09-11 20:51:01,495 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-11 20:51:01,496 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-11 20:51:01,497 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-09-11 20:51:01,497 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-09-11 20:51:01,498 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:01" (1/1) ...
[2024-09-11 20:51:01,522 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-11 20:51:01,531 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-11 20:51:01,551 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-09-11 20:51:01,553 INFO  L327       MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-09-11 20:51:01,620 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-11 20:51:01,620 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-11 20:51:01,620 INFO  L138     BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-11 20:51:01,624 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-09-11 20:51:01,626 INFO  L138     BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-11 20:51:01,626 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2024-09-11 20:51:01,626 INFO  L130     BoogieDeclarations]: Found specification of procedure abort
[2024-09-11 20:51:01,626 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-11 20:51:01,627 INFO  L130     BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-11 20:51:01,627 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-11 20:51:01,627 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2024-09-11 20:51:01,627 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-09-11 20:51:01,627 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-11 20:51:01,627 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2024-09-11 20:51:01,627 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-11 20:51:01,627 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2024-09-11 20:51:01,627 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-11 20:51:01,627 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2024-09-11 20:51:01,627 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2024-09-11 20:51:01,628 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-11 20:51:01,726 INFO  L242             CfgBuilder]: Building ICFG
[2024-09-11 20:51:01,731 INFO  L268             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-11 20:51:01,944 WARN  L783   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-11 20:51:02,006 INFO  L?                        ?]: Removed 41 outVars from TransFormulas that were not future-live.
[2024-09-11 20:51:02,007 INFO  L291             CfgBuilder]: Performing block encoding
[2024-09-11 20:51:02,030 INFO  L313             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-11 20:51:02,030 INFO  L318             CfgBuilder]: Removed 2 assume(true) statements.
[2024-09-11 20:51:02,030 INFO  L201        PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:02 BoogieIcfgContainer
[2024-09-11 20:51:02,031 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-11 20:51:02,031 INFO  L112        PluginConnector]: ------------------------Referee----------------------------
[2024-09-11 20:51:02,031 INFO  L270        PluginConnector]: Initializing Referee...
[2024-09-11 20:51:02,032 INFO  L274        PluginConnector]: Referee initialized
[2024-09-11 20:51:02,032 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:01" (1/4) ...
[2024-09-11 20:51:02,033 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@295b0461 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:02, skipping insertion in model container
[2024-09-11 20:51:02,033 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:51:01" (2/4) ...
[2024-09-11 20:51:02,033 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@295b0461 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:02, skipping insertion in model container
[2024-09-11 20:51:02,033 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:01" (3/4) ...
[2024-09-11 20:51:02,034 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@295b0461 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:02, skipping insertion in model container
[2024-09-11 20:51:02,034 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:02" (4/4) ...
[2024-09-11 20:51:02,035 INFO  L79         RefereeObserver]: Analyzing ICFG hard2_valuebound2.c
[2024-09-11 20:51:02,039 INFO  L112       InvariantChecker]: Found 2 loops.
[2024-09-11 20:51:02,040 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges.
[2024-09-11 20:51:02,041 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges.
[2024-09-11 20:51:02,041 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges.
[2024-09-11 20:51:02,041 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-11 20:51:02,041 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges.
[2024-09-11 20:51:02,042 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-11 20:51:02,042 INFO  L367       InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges.
[2024-09-11 20:51:02,042 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges.
[2024-09-11 20:51:02,043 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-11 20:51:02,043 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-11 20:51:02,043 INFO  L367       InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-11 20:51:02,044 INFO  L367       InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges.
[2024-09-11 20:51:02,044 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-11 20:51:02,044 INFO  L130       InvariantChecker]: Will check 7 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from loop head to loop head
[2024-09-11 20:51:02,121 INFO  L314           BlockEncoder]: Initial Icfg 8 locations, 8 edges
[2024-09-11 20:51:02,122 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:02,123 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:02,123 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:02,125 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:02,127 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,209 INFO  L101     BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding
[2024-09-11 20:51:02,210 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,211 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:02,211 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:02,212 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:02,228 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:02,251 INFO  L514       InvariantChecker]: The annotation(s) from loop head L52-2 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-11 20:51:02,268 INFO  L314           BlockEncoder]: Initial Icfg 8 locations, 9 edges
[2024-09-11 20:51:02,272 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:02,272 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:02,273 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:02,273 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:02,273 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,287 INFO  L101     BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding
[2024-09-11 20:51:02,288 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,288 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:02,288 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:02,288 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:02,291 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:02,295 INFO  L514       InvariantChecker]: The annotation(s) from loop head L34-3 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-11 20:51:02,307 INFO  L314           BlockEncoder]: Initial Icfg 8 locations, 9 edges
[2024-09-11 20:51:02,307 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:02,308 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:02,308 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:02,308 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:02,308 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,321 INFO  L101     BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding
[2024-09-11 20:51:02,321 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,322 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:02,322 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:02,322 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:02,325 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:02,328 INFO  L514       InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:51:02,339 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 4 edges
[2024-09-11 20:51:02,339 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:02,339 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:02,339 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:02,340 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:02,340 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,344 INFO  L101     BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding
[2024-09-11 20:51:02,344 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,344 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:02,345 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:02,345 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:02,345 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:02,347 INFO  L514       InvariantChecker]: The annotation(s) from loop head L34-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:51:02,363 INFO  L314           BlockEncoder]: Initial Icfg 7 locations, 8 edges
[2024-09-11 20:51:02,363 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:02,363 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:02,363 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:02,363 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:02,363 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,374 INFO  L101     BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding
[2024-09-11 20:51:02,375 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,375 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:02,376 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:02,376 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:02,380 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:02,384 INFO  L514       InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:51:02,394 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-11 20:51:02,394 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:02,395 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:02,395 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:02,395 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:02,395 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,398 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-11 20:51:02,398 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,399 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:02,399 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:02,399 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:02,399 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:02,402 INFO  L514       InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:51:02,412 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 4 edges
[2024-09-11 20:51:02,412 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:02,412 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:02,412 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:02,413 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:02,413 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,417 INFO  L101     BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding
[2024-09-11 20:51:02,418 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,418 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:02,418 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:02,418 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:02,419 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:02,442 INFO  L314           BlockEncoder]: Initial Icfg 8 locations, 7 edges
[2024-09-11 20:51:02,443 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:02,443 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:02,443 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:02,443 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:02,444 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,455 INFO  L101     BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding
[2024-09-11 20:51:02,456 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,456 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:02,456 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:02,458 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:02,459 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:02,462 INFO  L514       InvariantChecker]: The annotation(s) from loop head L34-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-11 20:51:02,472 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-11 20:51:02,473 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:02,473 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:02,473 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:02,474 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:02,474 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,476 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-11 20:51:02,477 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,477 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:02,477 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:02,477 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:02,477 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:02,480 INFO  L514       InvariantChecker]: The annotation(s) from loop head L34-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:51:02,491 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 4 edges
[2024-09-11 20:51:02,491 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:02,491 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:02,492 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:02,492 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:02,492 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,498 INFO  L101     BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding
[2024-09-11 20:51:02,499 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,499 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:02,500 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:02,500 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:02,500 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:02,504 INFO  L514       InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:51:02,523 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-11 20:51:02,523 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:02,523 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:02,523 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:02,524 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:02,524 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,527 INFO  L101     BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-11 20:51:02,527 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,527 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:02,528 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:02,528 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:02,528 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:02,531 INFO  L514       InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-11 20:51:02,539 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-11 20:51:02,539 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:02,540 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:02,540 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:02,540 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:02,540 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,541 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-11 20:51:02,542 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,542 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:02,542 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:02,542 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:02,543 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:02,546 INFO  L514       InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive.
[2024-09-11 20:51:02,555 INFO  L314           BlockEncoder]: Initial Icfg 6 locations, 5 edges
[2024-09-11 20:51:02,555 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-11 20:51:02,556 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:51:02,556 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:51:02,556 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:51:02,556 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,561 INFO  L101     BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding
[2024-09-11 20:51:02,562 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:51:02,563 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:51:02,563 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:51:02,564 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-11 20:51:02,564 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:51:02,570 INFO  L514       InvariantChecker]: The annotation(s) from loop head L34-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:51:02,576 INFO  L58          RefereeStarter]: Annotation is not a valid proof of correctness.
[2024-09-11 20:51:02,577 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@295b0461 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:51:02, skipping insertion in model container
[2024-09-11 20:51:02,577 INFO  L131        PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-11 20:51:02,578 INFO  L158              Benchmark]: Toolchain (without parser) took 1494.64ms. Allocated memory is still 167.8MB. Free memory was 90.6MB in the beginning and 127.2MB in the end (delta: -36.6MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB.
[2024-09-11 20:51:02,578 INFO  L158              Benchmark]: CDTParser took 0.27ms. Allocated memory is still 167.8MB. Free memory is still 137.0MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-11 20:51:02,579 INFO  L158              Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 167.8MB. Free memory is still 92.7MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-11 20:51:02,580 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 347.88ms. Allocated memory is still 167.8MB. Free memory was 90.4MB in the beginning and 76.4MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2024-09-11 20:51:02,593 INFO  L158              Benchmark]: Boogie Preprocessor took 62.27ms. Allocated memory is still 167.8MB. Free memory was 76.4MB in the beginning and 74.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-11 20:51:02,596 INFO  L158              Benchmark]: RCFGBuilder took 534.20ms. Allocated memory is still 167.8MB. Free memory was 74.2MB in the beginning and 125.3MB in the end (delta: -51.1MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB.
[2024-09-11 20:51:02,597 INFO  L158              Benchmark]: Referee took 545.53ms. Allocated memory is still 167.8MB. Free memory was 125.3MB in the beginning and 127.2MB in the end (delta: -1.9MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB.
[2024-09-11 20:51:02,599 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee:
  - AnnotationCheckResult: Annotation is not a valid proof of correctness.
    Annotation is not a valid proof of correctness.
Annotation is not valid for all loop-free paths from entry of procedure main to loop head at line 34. One counterexample starts in  and ends in A=0, B=0, d=0, p=0, q=0, r=0.
Annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 44.
Annotation is valid for all loop-free paths from loop head at line 44 to check that procedure precondition always holds at line 58.
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 34 to check that procedure precondition always holds at line 35.
Annotation is valid for all loop-free paths from loop head at line 44 to loop head at line 44.
Annotation is valid for all loop-free paths from loop head at line 44 to check that procedure precondition always holds at line 45.
Annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 34.
Annotation is valid for all loop-free paths from loop head at line 44 to check that procedure precondition always holds at line 44.
Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert.
Annotation is valid for all loop-free paths from loop head at line 44 to check that procedure precondition always holds at line 45.
Annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 35.
Annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 36.

 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.27ms. Allocated memory is still 167.8MB. Free memory is still 137.0MB. There was no memory consumed. Max. memory is 16.1GB.
 * Witness Parser took 0.18ms. Allocated memory is still 167.8MB. Free memory is still 92.7MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 347.88ms. Allocated memory is still 167.8MB. Free memory was 90.4MB in the beginning and 76.4MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 62.27ms. Allocated memory is still 167.8MB. Free memory was 76.4MB in the beginning and 74.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * RCFGBuilder took 534.20ms. Allocated memory is still 167.8MB. Free memory was 74.2MB in the beginning and 125.3MB in the end (delta: -51.1MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB.
 * Referee took 545.53ms. Allocated memory is still 167.8MB. Free memory was 125.3MB in the beginning and 127.2MB in the end (delta: -1.9MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-09-11 20:51:02,640 INFO  L540       MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---

Execution finished normally
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE