./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/for_infinite_loop_1.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/for_infinite_loop_1.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/loops/for_infinite_loop_1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/for_infinite_loop_1.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 20:46:14,741 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-09-11 20:46:14,828 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf
[2024-09-11 20:46:14,831 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-09-11 20:46:14,832 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-11 20:46:14,858 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-11 20:46:14,860 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-11 20:46:14,860 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-11 20:46:14,861 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-11 20:46:14,862 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-09-11 20:46:14,862 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-11 20:46:14,863 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-11 20:46:14,863 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-11 20:46:14,863 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-09-11 20:46:14,864 INFO L153 SettingsManager]: * Use SBE=true
[2024-09-11 20:46:14,865 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-11 20:46:14,866 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-09-11 20:46:14,866 INFO L153 SettingsManager]: * sizeof long=4
[2024-09-11 20:46:14,866 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-09-11 20:46:14,867 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-09-11 20:46:14,867 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-09-11 20:46:14,870 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-09-11 20:46:14,870 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-11 20:46:14,871 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-09-11 20:46:14,871 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-09-11 20:46:14,871 INFO L153 SettingsManager]: * sizeof long double=12
[2024-09-11 20:46:14,871 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-09-11 20:46:14,872 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-09-11 20:46:14,872 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-11 20:46:14,872 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-09-11 20:46:14,872 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-09-11 20:46:14,873 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-09-11 20:46:14,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-11 20:46:14,873 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-11 20:46:14,873 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-09-11 20:46:14,874 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-11 20:46:14,874 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-09-11 20:46:14,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-09-11 20:46:14,875 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-11 20:46:14,875 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-11 20:46:14,875 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-09-11 20:46:14,875 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-11 20:46:14,876 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-11 20:46:15,120 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-11 20:46:15,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-11 20:46:15,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-11 20:46:15,153 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-09-11 20:46:15,153 INFO L274 PluginConnector]: CDTParser initialized
[2024-09-11 20:46:15,154 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loops/for_infinite_loop_1.c
[2024-09-11 20:46:16,631 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-09-11 20:46:16,786 INFO L384 CDTParser]: Found 1 translation units.
[2024-09-11 20:46:16,787 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops/for_infinite_loop_1.c
[2024-09-11 20:46:16,793 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/9d5eb71e4/3601c8bdf7ff4cb3aecf106c87f65103/FLAG220b94d82
[2024-09-11 20:46:17,190 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/9d5eb71e4/3601c8bdf7ff4cb3aecf106c87f65103
[2024-09-11 20:46:17,193 INFO L270 PluginConnector]: Initializing Witness Parser...
[2024-09-11 20:46:17,194 INFO L274 PluginConnector]: Witness Parser initialized
[2024-09-11 20:46:17,194 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/for_infinite_loop_1.yml/witness-2.1.yml
[2024-09-11 20:46:17,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-11 20:46:17,249 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-11 20:46:17,250 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-11 20:46:17,251 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-11 20:46:17,256 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-11 20:46:17,258 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:46:17" (1/2) ...
[2024-09-11 20:46:17,259 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54a68254 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:17, skipping insertion in model container
[2024-09-11 20:46:17,260 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:46:17" (1/2) ...
[2024-09-11 20:46:17,261 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@60fa49a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:17, skipping insertion in model container
[2024-09-11 20:46:17,261 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 08:46:17" (2/2) ...
[2024-09-11 20:46:17,261 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54a68254 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:46:17, skipping insertion in model container
[2024-09-11 20:46:17,261 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 08:46:17" (2/2) ...
[2024-09-11 20:46:17,273 INFO L93 nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-11 20:46:17,273 INFO L1541 ArrayList]: Loop invariant at [L23-L26] (x == 0)
[2024-09-11 20:46:17,274 INFO L1541 ArrayList]: Function contract at [L9]: requires (\old(cond) != 0), ensures (\old(cond) != 0)
[2024-09-11 20:46:17,291 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-09-11 20:46:17,451 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/loops/for_infinite_loop_1.c[418,431]
[2024-09-11 20:46:17,473 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-11 20:46:17,482 INFO L200 MainTranslator]: Completed pre-run
Start Parsing Global
Start Parsing Global
[2024-09-11 20:46:17,521 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/loops/for_infinite_loop_1.c[418,431]
Start Parsing Local
[2024-09-11 20:46:17,528 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-11 20:46:17,547 INFO L204 MainTranslator]: Completed translation
[2024-09-11 20:46:17,548 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:46:17 WrapperNode
[2024-09-11 20:46:17,548 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-11 20:46:17,549 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-11 20:46:17,549 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-11 20:46:17,549 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-09-11 20:46:17,562 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 08:46:17" (1/1) ...
[2024-09-11 20:46:17,562 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 08:46:17" (1/1) ...
[2024-09-11 20:46:17,569 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 08:46:17" (1/1) ...
[2024-09-11 20:46:17,577 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 20:46:17,577 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 08:46:17" (1/1) ...
[2024-09-11 20:46:17,577 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 08:46:17" (1/1) ...
[2024-09-11 20:46:17,580 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 08:46:17" (1/1) ...
[2024-09-11 20:46:17,583 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 08:46:17" (1/1) ...
[2024-09-11 20:46:17,584 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 08:46:17" (1/1) ...
[2024-09-11 20:46:17,585 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 08:46:17" (1/1) ...
[2024-09-11 20:46:17,587 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-11 20:46:17,588 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-11 20:46:17,588 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-09-11 20:46:17,588 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-09-11 20:46:17,589 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 08:46:17" (1/1) ...
[2024-09-11 20:46:17,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-11 20:46:17,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-11 20:46:17,622 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 20:46:17,624 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 20:46:17,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-11 20:46:17,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-11 20:46:17,669 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-11 20:46:17,669 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-09-11 20:46:17,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-11 20:46:17,670 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2024-09-11 20:46:17,670 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2024-09-11 20:46:17,670 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-11 20:46:17,670 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-11 20:46:17,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-11 20:46:17,670 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-09-11 20:46:17,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-11 20:46:17,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2024-09-11 20:46:17,670 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2024-09-11 20:46:17,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-11 20:46:17,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2024-09-11 20:46:17,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-11 20:46:17,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2024-09-11 20:46:17,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2024-09-11 20:46:17,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-11 20:46:17,725 INFO L242 CfgBuilder]: Building ICFG
[2024-09-11 20:46:17,727 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-11 20:46:17,815 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-11 20:46:17,851 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live.
[2024-09-11 20:46:17,852 INFO L291 CfgBuilder]: Performing block encoding
[2024-09-11 20:46:17,882 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-11 20:46:17,883 INFO L318 CfgBuilder]: Removed 1 assume(true) statements.
[2024-09-11 20:46:17,884 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:46:17 BoogieIcfgContainer
[2024-09-11 20:46:17,884 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-11 20:46:17,884 INFO L112 PluginConnector]: ------------------------Referee----------------------------
[2024-09-11 20:46:17,885 INFO L270 PluginConnector]: Initializing Referee...
[2024-09-11 20:46:17,885 INFO L274 PluginConnector]: Referee initialized
[2024-09-11 20:46:17,886 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:46:17" (1/4) ...
[2024-09-11 20:46:17,886 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@285b33a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:46:17, skipping insertion in model container
[2024-09-11 20:46:17,886 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 08:46:17" (2/4) ...
[2024-09-11 20:46:17,886 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@285b33a1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:46:17, skipping insertion in model container
[2024-09-11 20:46:17,886 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 08:46:17" (3/4) ...
[2024-09-11 20:46:17,887 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@285b33a1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:46:17, skipping insertion in model container
[2024-09-11 20:46:17,887 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 08:46:17" (4/4) ...
[2024-09-11 20:46:17,888 INFO L79 RefereeObserver]: Analyzing ICFG for_infinite_loop_1.c
[2024-09-11 20:46:17,891 INFO L112 InvariantChecker]: Found 1 loops.
[2024-09-11 20:46:17,892 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-11 20:46:17,892 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-11 20:46:17,892 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges.
[2024-09-11 20:46:17,893 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges.
[2024-09-11 20:46:17,893 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 20:46:17,893 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 20:46:17,893 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 2 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
[2024-09-11 20:46:17,925 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges
[2024-09-11 20:46:17,926 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:46:17,927 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:46:17,927 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:46:17,929 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:46:17,931 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:17,943 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding
[2024-09-11 20:46:17,944 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:17,944 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:46:17,944 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:46:17,945 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:46:17,948 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:46:17,966 INFO L514 InvariantChecker]: The annotation(s) from loop head L23-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:46:17,982 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-11 20:46:17,983 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:46:17,983 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:46:17,983 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:46:17,983 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:46:17,983 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:17,989 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-11 20:46:17,989 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:17,989 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:46:17,990 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:46:17,990 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:46:17,990 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:46:17,996 INFO L514 InvariantChecker]: The annotation(s) from loop head L23-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:46:18,013 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-11 20:46:18,013 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:46:18,014 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:46:18,014 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:46:18,014 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:46:18,014 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:18,022 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-11 20:46:18,022 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:18,022 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:46:18,024 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:46:18,024 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:46:18,024 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:46:18,033 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-11 20:46:18,043 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges
[2024-09-11 20:46:18,043 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:46:18,044 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:46:18,044 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:46:18,044 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:46:18,044 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:18,053 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding
[2024-09-11 20:46:18,053 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:18,053 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:46:18,053 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:46:18,053 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:46:18,054 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:46:18,059 INFO L514 InvariantChecker]: The annotation(s) from loop head L23-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-11 20:46:18,076 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-11 20:46:18,076 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:46:18,077 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:46:18,077 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:46:18,077 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:46:18,077 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:18,080 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-11 20:46:18,082 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:18,082 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:46:18,082 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:46:18,082 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:46:18,083 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:46:18,085 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-11 20:46:18,092 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-11 20:46:18,095 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:46:18,095 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:46:18,095 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:46:18,095 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:46:18,096 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:18,097 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-11 20:46:18,097 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:18,097 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:46:18,097 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:46:18,097 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:46:18,097 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:46:18,102 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive.
[2024-09-11 20:46:18,105 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness
[2024-09-11 20:46:18,106 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@285b33a1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:46:18, skipping insertion in model container
[2024-09-11 20:46:18,107 INFO L131 PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-11 20:46:18,109 INFO L158 Benchmark]: Toolchain (without parser) took 859.28ms. Allocated memory is still 176.2MB. Free memory was 117.1MB in the beginning and 75.2MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB.
[2024-09-11 20:46:18,110 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 176.2MB. Free memory is still 138.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-11 20:46:18,111 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 176.2MB. Free memory is still 119.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-11 20:46:18,111 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.34ms. Allocated memory is still 176.2MB. Free memory was 117.1MB in the beginning and 103.3MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-09-11 20:46:18,112 INFO L158 Benchmark]: Boogie Preprocessor took 37.79ms. Allocated memory is still 176.2MB. Free memory was 103.3MB in the beginning and 100.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-11 20:46:18,113 INFO L158 Benchmark]: RCFGBuilder took 296.28ms. Allocated memory is still 176.2MB. Free memory was 100.9MB in the beginning and 88.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2024-09-11 20:46:18,114 INFO L158 Benchmark]: Referee took 223.14ms. Allocated memory is still 176.2MB. Free memory was 88.3MB in the beginning and 75.2MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2024-09-11 20:46:18,117 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 main to loop head at line 23.
Annotation is valid for all loop-free paths from loop head at line 23 to loop head at line 23.
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 loop head at line 23 to check that procedure precondition always holds at line 25.
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 23 to check that procedure precondition always holds at line 23.
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.13ms. Allocated memory is still 176.2MB. Free memory is still 138.3MB. There was no memory consumed. Max. memory is 16.1GB.
* Witness Parser took 0.19ms. Allocated memory is still 176.2MB. Free memory is still 119.3MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 298.34ms. Allocated memory is still 176.2MB. Free memory was 117.1MB in the beginning and 103.3MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 37.79ms. Allocated memory is still 176.2MB. Free memory was 103.3MB in the beginning and 100.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 296.28ms. Allocated memory is still 176.2MB. Free memory was 100.9MB in the beginning and 88.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* Referee took 223.14ms. Allocated memory is still 176.2MB. Free memory was 88.3MB in the beginning and 75.2MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-09-11 20:46:18,175 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
### Bit-precise run ###
Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/loops/for_infinite_loop_1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/for_infinite_loop_1.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-a9b967e-m
[2024-09-11 20:46:20,491 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-09-11 20:46:20,588 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf
[2024-09-11 20:46:20,594 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-09-11 20:46:20,594 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-11 20:46:20,625 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-11 20:46:20,628 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-11 20:46:20,628 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-11 20:46:20,629 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-11 20:46:20,630 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-09-11 20:46:20,630 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-11 20:46:20,631 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-11 20:46:20,631 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-11 20:46:20,635 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-09-11 20:46:20,635 INFO L153 SettingsManager]: * Use SBE=true
[2024-09-11 20:46:20,636 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-11 20:46:20,636 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-09-11 20:46:20,636 INFO L153 SettingsManager]: * sizeof long=4
[2024-09-11 20:46:20,637 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-09-11 20:46:20,637 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-09-11 20:46:20,637 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-09-11 20:46:20,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-11 20:46:20,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-09-11 20:46:20,638 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-09-11 20:46:20,638 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-09-11 20:46:20,639 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-09-11 20:46:20,639 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-09-11 20:46:20,639 INFO L153 SettingsManager]: * sizeof long double=12
[2024-09-11 20:46:20,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-09-11 20:46:20,639 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-09-11 20:46:20,640 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-11 20:46:20,640 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-09-11 20:46:20,640 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-09-11 20:46:20,640 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-09-11 20:46:20,641 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-11 20:46:20,641 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-11 20:46:20,645 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-09-11 20:46:20,646 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-11 20:46:20,646 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF
[2024-09-11 20:46:20,646 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-09-11 20:46:20,646 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-11 20:46:20,647 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-11 20:46:20,647 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-09-11 20:46:20,647 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-11 20:46:20,647 INFO L153 SettingsManager]: * Logic for external solver=AUFBV
[2024-09-11 20:46:20,648 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-11 20:46:20,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-11 20:46:20,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-11 20:46:20,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-11 20:46:20,976 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-09-11 20:46:20,978 INFO L274 PluginConnector]: CDTParser initialized
[2024-09-11 20:46:20,979 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loops/for_infinite_loop_1.c
[2024-09-11 20:46:22,581 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-09-11 20:46:22,758 INFO L384 CDTParser]: Found 1 translation units.
[2024-09-11 20:46:22,758 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops/for_infinite_loop_1.c
[2024-09-11 20:46:22,765 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/0d9588200/baeeb36c7e6e4591ae5340049ba2ab91/FLAG10ec30598
[2024-09-11 20:46:22,779 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/0d9588200/baeeb36c7e6e4591ae5340049ba2ab91
[2024-09-11 20:46:22,782 INFO L270 PluginConnector]: Initializing Witness Parser...
[2024-09-11 20:46:22,783 INFO L274 PluginConnector]: Witness Parser initialized
[2024-09-11 20:46:22,783 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/for_infinite_loop_1.yml/witness-2.1.yml
[2024-09-11 20:46:22,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-11 20:46:22,840 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-11 20:46:22,841 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-11 20:46:22,842 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-11 20:46:22,846 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-11 20:46:22,847 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:46:22" (1/2) ...
[2024-09-11 20:46:22,848 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@226df498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:22, skipping insertion in model container
[2024-09-11 20:46:22,849 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:46:22" (1/2) ...
[2024-09-11 20:46:22,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6092c455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:22, skipping insertion in model container
[2024-09-11 20:46:22,850 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 08:46:22" (2/2) ...
[2024-09-11 20:46:22,851 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@226df498 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:46:22, skipping insertion in model container
[2024-09-11 20:46:22,851 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 08:46:22" (2/2) ...
[2024-09-11 20:46:22,864 INFO L93 nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-11 20:46:22,864 INFO L1541 ArrayList]: Loop invariant at [L23-L26] (x == 0)
[2024-09-11 20:46:22,864 INFO L1541 ArrayList]: Function contract at [L9]: requires (\old(cond) != 0), ensures (\old(cond) != 0)
[2024-09-11 20:46:22,882 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-09-11 20:46:23,058 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/loops/for_infinite_loop_1.c[418,431]
[2024-09-11 20:46:23,080 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-11 20:46:23,098 INFO L200 MainTranslator]: Completed pre-run
Start Parsing Global
Start Parsing Global
[2024-09-11 20:46:23,132 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/loops/for_infinite_loop_1.c[418,431]
Start Parsing Local
[2024-09-11 20:46:23,139 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-11 20:46:23,157 INFO L204 MainTranslator]: Completed translation
[2024-09-11 20:46:23,158 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:46:23 WrapperNode
[2024-09-11 20:46:23,158 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-11 20:46:23,160 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-11 20:46:23,160 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-11 20:46:23,160 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-09-11 20:46:23,173 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 08:46:23" (1/1) ...
[2024-09-11 20:46:23,173 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 08:46:23" (1/1) ...
[2024-09-11 20:46:23,182 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 08:46:23" (1/1) ...
[2024-09-11 20:46:23,192 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 20:46:23,193 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 08:46:23" (1/1) ...
[2024-09-11 20:46:23,193 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 08:46:23" (1/1) ...
[2024-09-11 20:46:23,202 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 08:46:23" (1/1) ...
[2024-09-11 20:46:23,208 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 08:46:23" (1/1) ...
[2024-09-11 20:46:23,209 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 08:46:23" (1/1) ...
[2024-09-11 20:46:23,214 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 08:46:23" (1/1) ...
[2024-09-11 20:46:23,216 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-11 20:46:23,216 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-11 20:46:23,217 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-09-11 20:46:23,217 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-09-11 20:46:23,217 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 08:46:23" (1/1) ...
[2024-09-11 20:46:23,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-11 20:46:23,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-11 20:46:23,251 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 20:46:23,257 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 20:46:23,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-11 20:46:23,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-11 20:46:23,299 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-11 20:46:23,300 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-09-11 20:46:23,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-11 20:46:23,300 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2024-09-11 20:46:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2024-09-11 20:46:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-11 20:46:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-11 20:46:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-11 20:46:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-09-11 20:46:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-11 20:46:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2024-09-11 20:46:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2024-09-11 20:46:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-11 20:46:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2024-09-11 20:46:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-11 20:46:23,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1
[2024-09-11 20:46:23,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1
[2024-09-11 20:46:23,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-11 20:46:23,377 INFO L242 CfgBuilder]: Building ICFG
[2024-09-11 20:46:23,379 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-11 20:46:23,520 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-11 20:46:23,572 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live.
[2024-09-11 20:46:23,572 INFO L291 CfgBuilder]: Performing block encoding
[2024-09-11 20:46:23,611 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-11 20:46:23,611 INFO L318 CfgBuilder]: Removed 1 assume(true) statements.
[2024-09-11 20:46:23,612 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:46:23 BoogieIcfgContainer
[2024-09-11 20:46:23,613 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-11 20:46:23,614 INFO L112 PluginConnector]: ------------------------Referee----------------------------
[2024-09-11 20:46:23,614 INFO L270 PluginConnector]: Initializing Referee...
[2024-09-11 20:46:23,615 INFO L274 PluginConnector]: Referee initialized
[2024-09-11 20:46:23,616 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:46:22" (1/4) ...
[2024-09-11 20:46:23,616 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4794e00d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:46:23, skipping insertion in model container
[2024-09-11 20:46:23,617 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 08:46:22" (2/4) ...
[2024-09-11 20:46:23,617 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4794e00d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:46:23, skipping insertion in model container
[2024-09-11 20:46:23,617 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 08:46:23" (3/4) ...
[2024-09-11 20:46:23,618 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4794e00d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:46:23, skipping insertion in model container
[2024-09-11 20:46:23,621 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 08:46:23" (4/4) ...
[2024-09-11 20:46:23,622 INFO L79 RefereeObserver]: Analyzing ICFG for_infinite_loop_1.c
[2024-09-11 20:46:23,626 INFO L112 InvariantChecker]: Found 1 loops.
[2024-09-11 20:46:23,627 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-11 20:46:23,627 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-11 20:46:23,627 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges.
[2024-09-11 20:46:23,627 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges.
[2024-09-11 20:46:23,628 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 20:46:23,628 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 20:46:23,628 INFO L130 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head
[2024-09-11 20:46:23,677 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges
[2024-09-11 20:46:23,679 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:46:23,679 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:46:23,680 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:46:23,681 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:46:23,683 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:23,699 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding
[2024-09-11 20:46:23,700 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:23,701 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:46:23,701 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:46:23,701 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:46:23,705 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:46:23,722 INFO L514 InvariantChecker]: The annotation(s) from loop head L23-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:46:23,742 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-11 20:46:23,746 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:46:23,746 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:46:23,747 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:46:23,747 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:46:23,747 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:23,749 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-11 20:46:23,751 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:23,752 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:46:23,752 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:46:23,752 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:46:23,752 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:46:23,754 INFO L514 InvariantChecker]: The annotation(s) from loop head L23-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-11 20:46:23,771 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-11 20:46:23,772 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:46:23,772 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:46:23,772 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:46:23,772 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:46:23,772 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:23,774 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-11 20:46:23,775 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:23,775 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:46:23,775 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:46:23,775 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:46:23,775 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:46:23,780 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-11 20:46:23,793 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges
[2024-09-11 20:46:23,793 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:46:23,793 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:46:23,808 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:46:23,808 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:46:23,809 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:23,819 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding
[2024-09-11 20:46:23,820 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:23,820 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:46:23,820 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:46:23,820 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:46:23,820 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:46:23,824 INFO L514 InvariantChecker]: The annotation(s) from loop head L23-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-11 20:46:23,834 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-11 20:46:23,838 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:46:23,838 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:46:23,838 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:46:23,839 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:46:23,839 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:23,842 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-11 20:46:23,845 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:23,845 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:46:23,846 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:46:23,846 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:46:23,846 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:46:23,848 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-11 20:46:23,858 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-11 20:46:23,858 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-11 20:46:23,859 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-11 20:46:23,859 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-11 20:46:23,859 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-11 20:46:23,859 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:23,860 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-11 20:46:23,861 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-11 20:46:23,861 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-11 20:46:23,862 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-11 20:46:23,862 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-11 20:46:23,862 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-11 20:46:23,864 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive.
[2024-09-11 20:46:23,867 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness
[2024-09-11 20:46:23,867 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4794e00d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:46:23, skipping insertion in model container
[2024-09-11 20:46:23,867 INFO L131 PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-11 20:46:23,871 INFO L158 Benchmark]: Toolchain (without parser) took 1028.17ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 30.5MB in the beginning and 51.9MB in the end (delta: -21.4MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB.
[2024-09-11 20:46:23,872 INFO L158 Benchmark]: CDTParser took 0.99ms. Allocated memory is still 44.0MB. Free memory was 24.6MB in the beginning and 24.5MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-09-11 20:46:23,873 INFO L158 Benchmark]: Witness Parser took 0.11ms. Allocated memory is still 65.0MB. Free memory is still 32.4MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-11 20:46:23,874 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.22ms. Allocated memory is still 65.0MB. Free memory was 30.3MB in the beginning and 34.9MB in the end (delta: -4.5MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB.
[2024-09-11 20:46:23,875 INFO L158 Benchmark]: Boogie Preprocessor took 56.28ms. Allocated memory is still 65.0MB. Free memory was 34.9MB in the beginning and 32.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-11 20:46:23,876 INFO L158 Benchmark]: RCFGBuilder took 396.63ms. Allocated memory is still 65.0MB. Free memory was 32.6MB in the beginning and 36.0MB in the end (delta: -3.4MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB.
[2024-09-11 20:46:23,876 INFO L158 Benchmark]: Referee took 253.88ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 36.0MB in the beginning and 51.9MB in the end (delta: -15.9MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB.
[2024-09-11 20:46:23,880 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 23 to loop head at line 23.
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 23 to check that procedure precondition always holds at line 23.
Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 23.
Annotation is valid for all loop-free paths from loop head at line 23 to check that procedure precondition always holds at line 25.
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.
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.99ms. Allocated memory is still 44.0MB. Free memory was 24.6MB in the beginning and 24.5MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Parser took 0.11ms. Allocated memory is still 65.0MB. Free memory is still 32.4MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 317.22ms. Allocated memory is still 65.0MB. Free memory was 30.3MB in the beginning and 34.9MB in the end (delta: -4.5MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 56.28ms. Allocated memory is still 65.0MB. Free memory was 34.9MB in the beginning and 32.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 396.63ms. Allocated memory is still 65.0MB. Free memory was 32.6MB in the beginning and 36.0MB in the end (delta: -3.4MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB.
* Referee took 253.88ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 36.0MB in the beginning and 51.9MB in the end (delta: -15.9MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-09-11 20:46:23,908 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
UNKNOWN