This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m
[2024-09-21 12:50:42,449 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-09-21 12:50:42,521 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf
[2024-09-21 12:50:42,525 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-09-21 12:50:42,526 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-21 12:50:42,580 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-21 12:50:42,581 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-21 12:50:42,581 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-21 12:50:42,582 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-21 12:50:42,583 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-09-21 12:50:42,583 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-21 12:50:42,584 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-21 12:50:42,584 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-21 12:50:42,585 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-09-21 12:50:42,585 INFO L153 SettingsManager]: * Use SBE=true
[2024-09-21 12:50:42,586 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-21 12:50:42,586 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-09-21 12:50:42,586 INFO L153 SettingsManager]: * sizeof long=4
[2024-09-21 12:50:42,587 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-09-21 12:50:42,587 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-09-21 12:50:42,587 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-09-21 12:50:42,588 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-09-21 12:50:42,588 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-21 12:50:42,589 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-09-21 12:50:42,589 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-09-21 12:50:42,589 INFO L153 SettingsManager]: * sizeof long double=12
[2024-09-21 12:50:42,591 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-09-21 12:50:42,591 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-09-21 12:50:42,591 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-21 12:50:42,591 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-09-21 12:50:42,592 INFO L153 SettingsManager]: * Future-live optimization=false
[2024-09-21 12:50:42,592 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-09-21 12:50:42,592 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-09-21 12:50:42,592 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-21 12:50:42,592 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-21 12:50:42,593 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-09-21 12:50:42,593 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-21 12:50:42,593 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-09-21 12:50:42,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-09-21 12:50:42,593 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-21 12:50:42,594 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-21 12:50:42,594 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-09-21 12:50:42,594 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-21 12:50:42,595 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-21 12:50:42,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-21 12:50:42,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-21 12:50:42,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-21 12:50:42,863 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-09-21 12:50:42,864 INFO L274 PluginConnector]: CDTParser initialized
[2024-09-21 12:50:42,865 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound2.c
[2024-09-21 12:50:44,248 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-09-21 12:50:44,448 INFO L384 CDTParser]: Found 1 translation units.
[2024-09-21 12:50:44,448 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound2.c
[2024-09-21 12:50:44,455 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/55d8cd721/96336a33c9ca4c23a6af0fdaf0f939f2/FLAG1ce46d051
[2024-09-21 12:50:44,473 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/55d8cd721/96336a33c9ca4c23a6af0fdaf0f939f2
[2024-09-21 12:50:44,476 INFO L270 PluginConnector]: Initializing Witness Parser...
[2024-09-21 12:50:44,476 INFO L274 PluginConnector]: Witness Parser initialized
[2024-09-21 12:50:44,477 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound2.yml/witness-2.1.yml
[2024-09-21 12:50:44,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-21 12:50:44,520 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-21 12:50:44,521 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-21 12:50:44,521 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-21 12:50:44,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-21 12:50:44,526 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:50:44" (1/2) ...
[2024-09-21 12:50:44,527 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@549a0286 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:50:44, skipping insertion in model container
[2024-09-21 12:50:44,528 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:50:44" (1/2) ...
[2024-09-21 12:50:44,529 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4eef91e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:50:44, skipping insertion in model container
[2024-09-21 12:50:44,529 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:50:44" (2/2) ...
[2024-09-21 12:50:44,530 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@549a0286 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:50:44, skipping insertion in model container
[2024-09-21 12:50:44,530 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:50:44" (2/2) ...
[2024-09-21 12:50:44,537 INFO L93 nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-21 12:50:44,539 INFO L1541 ArrayList]: Loop invariant at [L27-L36] (((((3 * ((__int128) y * y)) + y) + ((((__int128) y * y) * y) * 2)) == ((__int128) x * 6)) && (\old(counter) == 0))
[2024-09-21 12:50:44,539 INFO L1541 ArrayList]: Function contract at [L18]: requires (counter == 0), ensures (\old(counter) == 0)
[2024-09-21 12:50:44,539 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= cond), ensures (1 <= cond)
[2024-09-21 12:50:44,554 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-09-21 12:50:44,691 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/ps3-ll_unwindbound2.c[458,471]
[2024-09-21 12:50:44,711 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-21 12:50:44,723 INFO L200 MainTranslator]: Completed pre-run
Start Parsing Global
Start Parsing Global
[2024-09-21 12:50:44,764 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/ps3-ll_unwindbound2.c[458,471]
Start Parsing Global
Start Parsing Global
Start Parsing Local
[2024-09-21 12:50:44,777 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-21 12:50:44,793 INFO L204 MainTranslator]: Completed translation
[2024-09-21 12:50:44,794 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:50:44 WrapperNode
[2024-09-21 12:50:44,794 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-21 12:50:44,795 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-21 12:50:44,795 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-21 12:50:44,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-09-21 12:50:44,807 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 21.09 12:50:44" (1/1) ...
[2024-09-21 12:50:44,808 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 21.09 12:50:44" (1/1) ...
[2024-09-21 12:50:44,814 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 21.09 12:50:44" (1/1) ...
[2024-09-21 12:50:44,826 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
[2024-09-21 12:50:44,827 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 21.09 12:50:44" (1/1) ...
[2024-09-21 12:50:44,827 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 21.09 12:50:44" (1/1) ...
[2024-09-21 12:50:44,834 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 21.09 12:50:44" (1/1) ...
[2024-09-21 12:50:44,838 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 21.09 12:50:44" (1/1) ...
[2024-09-21 12:50:44,839 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 21.09 12:50:44" (1/1) ...
[2024-09-21 12:50:44,843 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 21.09 12:50:44" (1/1) ...
[2024-09-21 12:50:44,845 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-21 12:50:44,846 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-21 12:50:44,846 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-09-21 12:50:44,846 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-09-21 12:50:44,847 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 21.09 12:50:44" (1/1) ...
[2024-09-21 12:50:44,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-21 12:50:44,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-21 12:50:44,887 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)
[2024-09-21 12:50:44,893 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
[2024-09-21 12:50:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-21 12:50:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-21 12:50:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-21 12:50:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-09-21 12:50:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-21 12:50:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2024-09-21 12:50:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2024-09-21 12:50:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-21 12:50:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-21 12:50:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-21 12:50:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short
[2024-09-21 12:50:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-09-21 12:50:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-21 12:50:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2024-09-21 12:50:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-21 12:50:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2024-09-21 12:50:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-21 12:50:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2024-09-21 12:50:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2024-09-21 12:50:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-21 12:50:44,986 INFO L242 CfgBuilder]: Building ICFG
[2024-09-21 12:50:44,988 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-21 12:50:45,028 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-21 12:50:45,109 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-21 12:50:45,122 INFO L291 CfgBuilder]: Performing block encoding
[2024-09-21 12:50:45,146 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-21 12:50:45,146 INFO L318 CfgBuilder]: Removed 1 assume(true) statements.
[2024-09-21 12:50:45,149 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:50:45 BoogieIcfgContainer
[2024-09-21 12:50:45,149 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-21 12:50:45,151 INFO L112 PluginConnector]: ------------------------Referee----------------------------
[2024-09-21 12:50:45,151 INFO L270 PluginConnector]: Initializing Referee...
[2024-09-21 12:50:45,152 INFO L274 PluginConnector]: Referee initialized
[2024-09-21 12:50:45,152 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:50:44" (1/4) ...
[2024-09-21 12:50:45,152 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@bf296fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:50:45, skipping insertion in model container
[2024-09-21 12:50:45,152 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:50:44" (2/4) ...
[2024-09-21 12:50:45,153 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@bf296fa and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:50:45, skipping insertion in model container
[2024-09-21 12:50:45,153 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 21.09 12:50:44" (3/4) ...
[2024-09-21 12:50:45,153 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@bf296fa and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:50:45, skipping insertion in model container
[2024-09-21 12:50:45,153 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:50:45" (4/4) ...
[2024-09-21 12:50:45,155 INFO L79 RefereeObserver]: Analyzing ICFG ps3-ll_unwindbound2.c
[2024-09-21 12:50:45,158 INFO L113 InvariantChecker]: Found 1 loops.
[2024-09-21 12:50:45,158 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges.
[2024-09-21 12:50:45,158 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-21 12:50:45,159 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges.
[2024-09-21 12:50:45,159 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges.
[2024-09-21 12:50:45,159 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-21 12:50:45,159 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-21 12:50:45,159 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges.
[2024-09-21 12:50:45,159 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges.
[2024-09-21 12:50:45,160 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location
[2024-09-21 12:50:45,232 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges
[2024-09-21 12:50:45,234 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-21 12:50:45,235 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-21 12:50:45,236 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-21 12:50:45,237 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-21 12:50:45,239 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:50:45,288 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding
[2024-09-21 12:50:45,289 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:50:45,289 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-21 12:50:45,289 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-21 12:50:45,290 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-21 12:50:45,299 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-21 12:50:45,312 INFO L520 InvariantChecker]: The annotation(s) from loop head L27-4 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-21 12:50:45,322 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges
[2024-09-21 12:50:45,322 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-21 12:50:45,322 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-21 12:50:45,322 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-21 12:50:45,323 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-21 12:50:45,323 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:50:45,328 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding
[2024-09-21 12:50:45,328 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:50:45,328 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-21 12:50:45,328 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-21 12:50:45,328 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-21 12:50:45,328 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-21 12:50:45,330 INFO L520 InvariantChecker]: The annotation(s) from loop head L27-4 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-21 12:50:45,348 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges
[2024-09-21 12:50:45,349 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-21 12:50:45,349 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-21 12:50:45,349 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-21 12:50:45,351 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-21 12:50:45,351 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:50:45,354 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding
[2024-09-21 12:50:45,354 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:50:45,354 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-21 12:50:45,354 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-21 12:50:45,354 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-21 12:50:45,355 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-21 12:50:45,367 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-21 12:50:45,379 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges
[2024-09-21 12:50:45,380 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-21 12:50:45,380 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-21 12:50:45,380 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-21 12:50:45,380 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-21 12:50:45,381 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:50:45,392 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding
[2024-09-21 12:50:45,393 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:50:45,393 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-21 12:50:45,393 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-21 12:50:45,393 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-21 12:50:45,394 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-21 12:50:45,397 INFO L520 InvariantChecker]: The annotation(s) from loop head L27-4 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-21 12:50:45,411 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-21 12:50:45,411 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-21 12:50:45,411 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-21 12:50:45,412 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-21 12:50:45,415 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-21 12:50:45,415 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:50:45,418 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-21 12:50:45,418 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:50:45,418 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-21 12:50:45,418 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-21 12:50:45,418 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-21 12:50:45,418 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-21 12:50:45,423 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-21 12:50:45,437 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-21 12:50:45,438 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-21 12:50:45,438 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-21 12:50:45,439 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-21 12:50:45,439 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-21 12:50:45,439 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:50:45,443 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-21 12:50:45,444 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:50:45,444 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-21 12:50:45,445 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-21 12:50:45,445 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-21 12:50:45,446 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-21 12:50:45,448 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-21 12:50:45,463 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-21 12:50:45,469 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-21 12:50:45,469 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-21 12:50:45,470 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-21 12:50:45,470 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-21 12:50:45,470 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:50:45,472 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-21 12:50:45,472 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:50:45,472 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-21 12:50:45,472 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-21 12:50:45,472 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-21 12:50:45,472 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-21 12:50:45,476 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive.
[2024-09-21 12:50:45,493 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges
[2024-09-21 12:50:45,493 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-21 12:50:45,494 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-21 12:50:45,494 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-21 12:50:45,494 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-21 12:50:45,494 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:50:45,514 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding
[2024-09-21 12:50:45,516 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-21 12:50:45,517 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-21 12:50:45,517 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-21 12:50:45,518 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-21 12:50:45,520 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-21 12:50:45,521 INFO L520 InvariantChecker]: The annotation(s) from loop head L27-4 to error location mainErr3ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-21 12:50:45,524 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness.
[2024-09-21 12:50:45,526 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@bf296fa and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:50:45, skipping insertion in model container
[2024-09-21 12:50:45,528 INFO L131 PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-21 12:50:45,530 INFO L158 Benchmark]: Toolchain (without parser) took 1009.15ms. Allocated memory is still 163.6MB. Free memory was 92.5MB in the beginning and 103.9MB in the end (delta: -11.4MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB.
[2024-09-21 12:50:45,530 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 119.5MB. Free memory was 80.1MB in the beginning and 79.9MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-09-21 12:50:45,531 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 163.6MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-21 12:50:45,531 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.71ms. Allocated memory is still 163.6MB. Free memory was 92.3MB in the beginning and 78.8MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2024-09-21 12:50:45,533 INFO L158 Benchmark]: Boogie Preprocessor took 49.58ms. Allocated memory is still 163.6MB. Free memory was 78.8MB in the beginning and 77.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-21 12:50:45,533 INFO L158 Benchmark]: RCFGBuilder took 303.89ms. Allocated memory is still 163.6MB. Free memory was 77.0MB in the beginning and 63.4MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-09-21 12:50:45,534 INFO L158 Benchmark]: Referee took 377.44ms. Allocated memory is still 163.6MB. Free memory was 63.4MB in the beginning and 103.9MB in the end (delta: -40.5MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB.
[2024-09-21 12:50:45,536 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee:
- AnnotationCheckResult: Annotation is a valid proof of correctness.
Annotation is a valid proof of correctness.
Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 11.
Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1.
Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 27.
Annotation is valid for all loop-free paths from loop head at line 27 to loop head at line 27.
Annotation is valid for all loop-free paths from loop head at line 27 to check that procedure precondition always holds at line 27.
Annotation is valid for all loop-free paths from loop head at line 27 to exit of procedure main.
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 27 to check that procedure precondition always holds at line 28.
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.18ms. Allocated memory is still 119.5MB. Free memory was 80.1MB in the beginning and 79.9MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Parser took 0.18ms. Allocated memory is still 163.6MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 273.71ms. Allocated memory is still 163.6MB. Free memory was 92.3MB in the beginning and 78.8MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 49.58ms. Allocated memory is still 163.6MB. Free memory was 78.8MB in the beginning and 77.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 303.89ms. Allocated memory is still 163.6MB. Free memory was 77.0MB in the beginning and 63.4MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
* Referee took 377.44ms. Allocated memory is still 163.6MB. Free memory was 63.4MB in the beginning and 103.9MB in the end (delta: -40.5MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB.
RESULT: Ultimate proved your program to be correct!
[2024-09-21 12:50:45,558 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...