This is Ultimate 0.2.4-dev-5189fb6-m
[2024-09-13 05:04:53,528 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-09-13 05:04:53,626 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf
[2024-09-13 05:04:53,632 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-09-13 05:04:53,634 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-13 05:04:53,661 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-13 05:04:53,663 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-13 05:04:53,664 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-13 05:04:53,664 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-13 05:04:53,665 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-09-13 05:04:53,666 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-13 05:04:53,666 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-13 05:04:53,667 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-13 05:04:53,667 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-09-13 05:04:53,669 INFO L153 SettingsManager]: * Use SBE=true
[2024-09-13 05:04:53,669 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-13 05:04:53,669 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-09-13 05:04:53,670 INFO L153 SettingsManager]: * sizeof long=4
[2024-09-13 05:04:53,670 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-09-13 05:04:53,670 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-09-13 05:04:53,670 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-09-13 05:04:53,671 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-09-13 05:04:53,671 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-13 05:04:53,671 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-09-13 05:04:53,672 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-09-13 05:04:53,672 INFO L153 SettingsManager]: * sizeof long double=12
[2024-09-13 05:04:53,672 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-09-13 05:04:53,673 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-09-13 05:04:53,673 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-13 05:04:53,673 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-09-13 05:04:53,674 INFO L153 SettingsManager]: * Future-live optimization=false
[2024-09-13 05:04:53,674 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-09-13 05:04:53,674 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-09-13 05:04:53,674 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-13 05:04:53,675 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-13 05:04:53,675 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-09-13 05:04:53,675 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-13 05:04:53,675 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-09-13 05:04:53,675 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-09-13 05:04:53,675 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-13 05:04:53,676 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-13 05:04:53,676 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-09-13 05:04:53,676 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-13 05:04:53,676 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-13 05:04:53,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-13 05:04:53,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-13 05:04:53,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-13 05:04:53,928 INFO L270 PluginConnector]: Initializing Witness Parser...
[2024-09-13 05:04:53,929 INFO L274 PluginConnector]: Witness Parser initialized
[2024-09-13 05:04:53,930 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/benchmark32_linear.yml/witness-2.1.yml
[2024-09-13 05:04:53,976 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-09-13 05:04:53,976 INFO L274 PluginConnector]: CDTParser initialized
[2024-09-13 05:04:53,977 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-zilu/benchmark32_linear.i
[2024-09-13 05:04:55,379 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-09-13 05:04:55,542 INFO L384 CDTParser]: Found 1 translation units.
[2024-09-13 05:04:55,543 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-zilu/benchmark32_linear.i
[2024-09-13 05:04:55,550 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/f872ea8ed/3a205de44f7f4773a027f12efa42d2ac/FLAG5b8c77baa
[2024-09-13 05:04:55,567 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/f872ea8ed/3a205de44f7f4773a027f12efa42d2ac
[2024-09-13 05:04:55,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-13 05:04:55,569 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-13 05:04:55,571 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-13 05:04:55,571 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-13 05:04:55,578 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-13 05:04:55,579 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:04:53" (1/2) ...
[2024-09-13 05:04:55,582 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e8b9478 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:04:55, skipping insertion in model container
[2024-09-13 05:04:55,582 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:04:53" (1/2) ...
[2024-09-13 05:04:55,584 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7471c66d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:04:55, skipping insertion in model container
[2024-09-13 05:04:55,584 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:04:55" (2/2) ...
[2024-09-13 05:04:55,584 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e8b9478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:55, skipping insertion in model container
[2024-09-13 05:04:55,585 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:04:55" (2/2) ...
[2024-09-13 05:04:55,592 INFO L93 nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-13 05:04:55,593 INFO L1541 ArrayList]: Loop invariant at [L22-L25] (x < 3)
[2024-09-13 05:04:55,593 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0)
[2024-09-13 05:04:55,608 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-09-13 05:04:55,781 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/loop-zilu/benchmark32_linear.i[868,881]
[2024-09-13 05:04:55,825 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-13 05:04:55,837 INFO L200 MainTranslator]: Completed pre-run
Start Parsing Global
Start Parsing Global
[2024-09-13 05:04:55,875 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/loop-zilu/benchmark32_linear.i[868,881]
Start Parsing Local
[2024-09-13 05:04:55,881 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-13 05:04:55,896 INFO L204 MainTranslator]: Completed translation
[2024-09-13 05:04:55,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:55 WrapperNode
[2024-09-13 05:04:55,898 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-13 05:04:55,898 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-13 05:04:55,899 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-13 05:04:55,899 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-09-13 05:04:55,910 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:55" (1/1) ...
[2024-09-13 05:04:55,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:55" (1/1) ...
[2024-09-13 05:04:55,916 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:55" (1/1) ...
[2024-09-13 05:04:55,923 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
[2024-09-13 05:04:55,927 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:55" (1/1) ...
[2024-09-13 05:04:55,927 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:55" (1/1) ...
[2024-09-13 05:04:55,930 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:55" (1/1) ...
[2024-09-13 05:04:55,933 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:55" (1/1) ...
[2024-09-13 05:04:55,937 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:55" (1/1) ...
[2024-09-13 05:04:55,938 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:55" (1/1) ...
[2024-09-13 05:04:55,940 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-13 05:04:55,945 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-13 05:04:55,945 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-09-13 05:04:55,945 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-09-13 05:04:55,946 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:55" (1/1) ...
[2024-09-13 05:04:55,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-13 05:04:55,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-13 05:04:55,969 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-09-13 05:04:55,971 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-09-13 05:04:56,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-13 05:04:56,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-13 05:04:56,006 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-13 05:04:56,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-13 05:04:56,006 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2024-09-13 05:04:56,008 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-13 05:04:56,008 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail
[2024-09-13 05:04:56,008 INFO L130 BoogieDeclarations]: Found specification of procedure __assert
[2024-09-13 05:04:56,008 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-13 05:04:56,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-13 05:04:56,008 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2024-09-13 05:04:56,009 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool
[2024-09-13 05:04:56,009 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-13 05:04:56,009 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2024-09-13 05:04:56,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-13 05:04:56,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2024-09-13 05:04:56,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-13 05:04:56,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2024-09-13 05:04:56,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2024-09-13 05:04:56,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-13 05:04:56,062 INFO L242 CfgBuilder]: Building ICFG
[2024-09-13 05:04:56,064 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-13 05:04:56,148 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-13 05:04:56,163 INFO L291 CfgBuilder]: Performing block encoding
[2024-09-13 05:04:56,186 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-13 05:04:56,187 INFO L318 CfgBuilder]: Removed 1 assume(true) statements.
[2024-09-13 05:04:56,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:04:56 BoogieIcfgContainer
[2024-09-13 05:04:56,188 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-13 05:04:56,188 INFO L112 PluginConnector]: ------------------------Referee----------------------------
[2024-09-13 05:04:56,189 INFO L270 PluginConnector]: Initializing Referee...
[2024-09-13 05:04:56,189 INFO L274 PluginConnector]: Referee initialized
[2024-09-13 05:04:56,190 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:04:53" (1/4) ...
[2024-09-13 05:04:56,190 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2a27f4f8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:04:56, skipping insertion in model container
[2024-09-13 05:04:56,190 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:04:55" (2/4) ...
[2024-09-13 05:04:56,191 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2a27f4f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:04:56, skipping insertion in model container
[2024-09-13 05:04:56,192 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:55" (3/4) ...
[2024-09-13 05:04:56,192 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2a27f4f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:04:56, skipping insertion in model container
[2024-09-13 05:04:56,192 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:04:56" (4/4) ...
[2024-09-13 05:04:56,194 INFO L79 RefereeObserver]: Analyzing ICFG benchmark32_linear.i
[2024-09-13 05:04:56,198 INFO L112 InvariantChecker]: Found 1 loops.
[2024-09-13 05:04:56,199 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-13 05:04:56,199 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges.
[2024-09-13 05:04:56,200 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges.
[2024-09-13 05:04:56,200 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-13 05:04:56,200 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges.
[2024-09-13 05:04:56,200 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location
[2024-09-13 05:04:56,229 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-13 05:04:56,230 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:04:56,230 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:04:56,231 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:04:56,232 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:04:56,234 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:04:56,252 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-13 05:04:56,258 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:04:56,258 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:04:56,258 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:04:56,259 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:04:56,269 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:04:56,291 INFO L514 InvariantChecker]: The annotation(s) from loop head L24-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:04:56,307 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-13 05:04:56,307 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:04:56,307 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:04:56,307 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:04:56,307 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:04:56,307 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:04:56,314 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-13 05:04:56,315 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:04:56,315 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:04:56,315 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:04:56,315 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:04:56,315 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:04:56,324 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-13 05:04:56,338 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges
[2024-09-13 05:04:56,338 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:04:56,338 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:04:56,338 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:04:56,338 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:04:56,339 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:04:56,360 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding
[2024-09-13 05:04:56,361 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:04:56,361 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:04:56,361 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:04:56,361 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:04:56,365 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:04:56,368 INFO L514 InvariantChecker]: The annotation(s) from loop head L24-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-13 05:04:56,374 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-13 05:04:56,375 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:04:56,375 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:04:56,375 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:04:56,375 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:04:56,375 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:04:56,378 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-13 05:04:56,378 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:04:56,378 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:04:56,378 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:04:56,379 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:04:56,379 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:04:56,381 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-13 05:04:56,388 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-13 05:04:56,389 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 05:04:56,389 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:04:56,389 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:04:56,389 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:04:56,389 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:04:56,390 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-13 05:04:56,390 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:04:56,391 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:04:56,391 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:04:56,391 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 05:04:56,391 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:04:56,393 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive.
[2024-09-13 05:04:56,397 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness.
[2024-09-13 05:04:56,397 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2a27f4f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:04:56, skipping insertion in model container
[2024-09-13 05:04:56,397 INFO L131 PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-13 05:04:56,399 INFO L158 Benchmark]: Toolchain (without parser) took 829.68ms. Allocated memory is still 144.7MB. Free memory was 84.8MB in the beginning and 84.2MB in the end (delta: 604.4kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-09-13 05:04:56,399 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-13 05:04:56,400 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 100.7MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-13 05:04:56,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.72ms. Allocated memory is still 144.7MB. Free memory was 84.8MB in the beginning and 112.0MB in the end (delta: -27.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2024-09-13 05:04:56,402 INFO L158 Benchmark]: Boogie Preprocessor took 41.83ms. Allocated memory is still 144.7MB. Free memory was 112.0MB in the beginning and 110.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-13 05:04:56,402 INFO L158 Benchmark]: RCFGBuilder took 243.49ms. Allocated memory is still 144.7MB. Free memory was 110.0MB in the beginning and 98.8MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2024-09-13 05:04:56,403 INFO L158 Benchmark]: Referee took 208.88ms. Allocated memory is still 144.7MB. Free memory was 98.8MB in the beginning and 84.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-09-13 05:04:56,405 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 22.
Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert.
Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16.
Annotation is valid for all loop-free paths from loop head at line 22 to check that procedure precondition always holds at line 22.
Annotation is valid for all loop-free paths from loop head at line 22 to loop head at line 22.
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* Witness Parser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB.
* CDTParser took 0.09ms. Allocated memory is still 100.7MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 326.72ms. Allocated memory is still 144.7MB. Free memory was 84.8MB in the beginning and 112.0MB in the end (delta: -27.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 41.83ms. Allocated memory is still 144.7MB. Free memory was 112.0MB in the beginning and 110.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 243.49ms. Allocated memory is still 144.7MB. Free memory was 110.0MB in the beginning and 98.8MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
* Referee took 208.88ms. Allocated memory is still 144.7MB. Free memory was 98.8MB in the beginning and 84.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-09-13 05:04:56,438 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...