This is Ultimate 0.2.4-dev-5189fb6-m
[2024-09-13 05:03:10,563 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-09-13 05:03:10,629 INFO  L114        SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf
[2024-09-13 05:03:10,633 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-09-13 05:03:10,634 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-13 05:03:10,666 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-13 05:03:10,668 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-13 05:03:10,668 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-13 05:03:10,669 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-13 05:03:10,670 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-09-13 05:03:10,670 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-13 05:03:10,671 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-13 05:03:10,671 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-13 05:03:10,672 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-09-13 05:03:10,672 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-09-13 05:03:10,672 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-13 05:03:10,673 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-09-13 05:03:10,673 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-09-13 05:03:10,673 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-09-13 05:03:10,674 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-09-13 05:03:10,674 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-09-13 05:03:10,678 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-09-13 05:03:10,679 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-13 05:03:10,679 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-09-13 05:03:10,679 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-09-13 05:03:10,679 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-09-13 05:03:10,680 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-09-13 05:03:10,680 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-09-13 05:03:10,680 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-13 05:03:10,680 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-09-13 05:03:10,681 INFO  L153        SettingsManager]:  * Future-live optimization=false
[2024-09-13 05:03:10,681 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-09-13 05:03:10,682 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-09-13 05:03:10,682 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-13 05:03:10,683 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-13 05:03:10,683 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-09-13 05:03:10,683 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-13 05:03:10,684 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-09-13 05:03:10,684 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-09-13 05:03:10,684 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-13 05:03:10,684 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-13 05:03:10,685 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-09-13 05:03:10,685 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-13 05:03:10,685 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-13 05:03:10,894 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-13 05:03:10,920 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-13 05:03:10,923 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-13 05:03:10,924 INFO  L270        PluginConnector]: Initializing Witness Parser...
[2024-09-13 05:03:10,925 INFO  L274        PluginConnector]: Witness Parser initialized
[2024-09-13 05:03:10,926 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/bh2017-ex-add.yml/witness-2.1.yml
[2024-09-13 05:03:11,015 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-09-13 05:03:11,015 INFO  L274        PluginConnector]: CDTParser initialized
[2024-09-13 05:03:11,019 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/bh2017-ex-add.i
[2024-09-13 05:03:12,393 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-09-13 05:03:12,585 INFO  L384              CDTParser]: Found 1 translation units.
[2024-09-13 05:03:12,587 INFO  L180              CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/bh2017-ex-add.i
[2024-09-13 05:03:12,594 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/65a844091/677584090aa447d891ec75e3c7b4f1c3/FLAG352f6fb41
[2024-09-13 05:03:12,967 INFO  L435              CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/65a844091/677584090aa447d891ec75e3c7b4f1c3
[2024-09-13 05:03:12,968 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-13 05:03:12,969 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-13 05:03:12,970 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-13 05:03:12,970 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-13 05:03:12,975 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-13 05:03:12,975 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 05:03:11" (1/2) ...
[2024-09-13 05:03:12,976 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30e45104 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:03:12, skipping insertion in model container
[2024-09-13 05:03:12,976 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 05:03:11" (1/2) ...
[2024-09-13 05:03:12,978 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@572a2f6e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:03:12, skipping insertion in model container
[2024-09-13 05:03:12,978 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:03:12" (2/2) ...
[2024-09-13 05:03:12,978 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30e45104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:12, skipping insertion in model container
[2024-09-13 05:03:12,979 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:03:12" (2/2) ...
[2024-09-13 05:03:12,987 INFO  L93    nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-13 05:03:12,988 INFO  L1541             ArrayList]: Loop invariant at [L18-L43] ((m <= 60) && (n <= 60))
[2024-09-13 05:03:12,990 INFO  L1541             ArrayList]: Function contract at [L15]: requires null, ensures 0
[2024-09-13 05:03:12,991 INFO  L1541             ArrayList]: Function contract at [L13]: requires (\old(cond) != 0), ensures (\old(cond) != 0)
[2024-09-13 05:03:13,004 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-09-13 05:03:13,169 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-lit/bh2017-ex-add.i[802,815]
[2024-09-13 05:03:13,182 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-09-13 05:03:13,191 INFO  L200         MainTranslator]: Completed pre-run
Start Parsing Global
Start Parsing Global
[2024-09-13 05:03:13,232 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-lit/bh2017-ex-add.i[802,815]
Start Parsing Global
Start Parsing Local
[2024-09-13 05:03:13,240 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-09-13 05:03:13,257 INFO  L204         MainTranslator]: Completed translation
[2024-09-13 05:03:13,258 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:13 WrapperNode
[2024-09-13 05:03:13,258 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-13 05:03:13,258 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-13 05:03:13,258 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-13 05:03:13,259 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-09-13 05:03:13,269 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:13" (1/1) ...
[2024-09-13 05:03:13,270 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:13" (1/1) ...
[2024-09-13 05:03:13,273 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:13" (1/1) ...
[2024-09-13 05:03:13,280 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 05:03:13,280 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:13" (1/1) ...
[2024-09-13 05:03:13,280 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:13" (1/1) ...
[2024-09-13 05:03:13,284 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:13" (1/1) ...
[2024-09-13 05:03:13,287 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:13" (1/1) ...
[2024-09-13 05:03:13,288 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:13" (1/1) ...
[2024-09-13 05:03:13,288 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:13" (1/1) ...
[2024-09-13 05:03:13,291 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-13 05:03:13,293 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-13 05:03:13,293 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-09-13 05:03:13,293 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-09-13 05:03:13,294 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:13" (1/1) ...
[2024-09-13 05:03:13,300 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-13 05:03:13,307 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-13 05:03:13,319 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 05:03:13,323 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 05:03:13,353 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-13 05:03:13,353 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-13 05:03:13,353 INFO  L138     BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-13 05:03:13,353 INFO  L138     BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-09-13 05:03:13,354 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2024-09-13 05:03:13,354 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-13 05:03:13,354 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_perror_fail
[2024-09-13 05:03:13,354 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert
[2024-09-13 05:03:13,354 INFO  L130     BoogieDeclarations]: Found specification of procedure abort
[2024-09-13 05:03:13,354 INFO  L130     BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-13 05:03:13,354 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-13 05:03:13,354 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-13 05:03:13,355 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool
[2024-09-13 05:03:13,355 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2024-09-13 05:03:13,355 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-13 05:03:13,355 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2024-09-13 05:03:13,355 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-13 05:03:13,355 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2024-09-13 05:03:13,355 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2024-09-13 05:03:13,355 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-13 05:03:13,410 INFO  L242             CfgBuilder]: Building ICFG
[2024-09-13 05:03:13,412 INFO  L268             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-13 05:03:13,529 WARN  L783   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-09-13 05:03:13,539 INFO  L291             CfgBuilder]: Performing block encoding
[2024-09-13 05:03:13,564 INFO  L313             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-13 05:03:13,565 INFO  L318             CfgBuilder]: Removed 1 assume(true) statements.
[2024-09-13 05:03:13,565 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:03:13 BoogieIcfgContainer
[2024-09-13 05:03:13,565 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-13 05:03:13,566 INFO  L112        PluginConnector]: ------------------------Referee----------------------------
[2024-09-13 05:03:13,566 INFO  L270        PluginConnector]: Initializing Referee...
[2024-09-13 05:03:13,569 INFO  L274        PluginConnector]: Referee initialized
[2024-09-13 05:03:13,569 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 05:03:11" (1/4) ...
[2024-09-13 05:03:13,570 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@22a34707 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:03:13, skipping insertion in model container
[2024-09-13 05:03:13,570 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:03:12" (2/4) ...
[2024-09-13 05:03:13,571 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@22a34707 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:03:13, skipping insertion in model container
[2024-09-13 05:03:13,571 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:13" (3/4) ...
[2024-09-13 05:03:13,571 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@22a34707 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:03:13, skipping insertion in model container
[2024-09-13 05:03:13,571 INFO  L184        PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:03:13" (4/4) ...
[2024-09-13 05:03:13,572 INFO  L79         RefereeObserver]: Analyzing ICFG bh2017-ex-add.i
[2024-09-13 05:03:13,575 INFO  L112       InvariantChecker]: Found 1 loops.
[2024-09-13 05:03:13,575 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L32-1 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges.
[2024-09-13 05:03:13,576 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L32-1 to ERROR_LOC mainErr5ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges.
[2024-09-13 05:03:13,576 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L32-1 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 23 edges.
[2024-09-13 05:03:13,576 INFO  L367       InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges.
[2024-09-13 05:03:13,576 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L32-1 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges.
[2024-09-13 05:03:13,576 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L32-1 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 18 edges.
[2024-09-13 05:03:13,576 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 05:03:13,577 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 05:03:13,577 INFO  L367       InvariantChecker]: Will check inductivity from LOOP_HEAD L32-1 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges.
[2024-09-13 05:03:13,577 INFO  L130       InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from procedure entry to error location, 5 loop-free subgraphs from loop head to error location
[2024-09-13 05:03:13,612 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 4 edges
[2024-09-13 05:03:13,613 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:03:13,615 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:03:13,615 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:03:13,617 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:03:13,620 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:03:13,629 INFO  L101     BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding
[2024-09-13 05:03:13,630 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:03:13,631 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:03:13,631 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:03:13,631 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:03:13,632 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:03:13,647 INFO  L514       InvariantChecker]: The annotation(s) from loop head L32-1 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:03:13,665 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-13 05:03:13,665 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:03:13,666 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:03:13,666 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:03:13,666 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:03:13,666 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:03:13,668 INFO  L101     BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding
[2024-09-13 05:03:13,669 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:03:13,669 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:03:13,669 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:03:13,669 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:03:13,675 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:03:13,679 INFO  L514       InvariantChecker]: The annotation(s) from loop head L32-1 to error location mainErr5ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-13 05:03:13,706 INFO  L314           BlockEncoder]: Initial Icfg 18 locations, 23 edges
[2024-09-13 05:03:13,708 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:03:13,708 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:03:13,708 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:03:13,709 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:03:13,709 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:03:13,889 INFO  L101     BaseMinimizeStates]: Removed 60 edges and 16 locations by large block encoding
[2024-09-13 05:03:13,889 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:03:13,890 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:03:13,890 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:03:13,890 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:03:13,932 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:03:13,960 INFO  L514       InvariantChecker]: The annotation(s) from loop head L32-1 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-13 05:03:13,967 INFO  L314           BlockEncoder]: Initial Icfg 3 locations, 2 edges
[2024-09-13 05:03:13,968 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:03:13,968 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:03:13,968 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:03:13,968 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:03:13,968 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:03:13,969 INFO  L101     BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding
[2024-09-13 05:03:13,970 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:03:13,970 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:03:13,970 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:03:13,970 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:03:13,970 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:03:13,974 INFO  L514       InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive.
[2024-09-13 05:03:13,980 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-13 05:03:13,981 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:03:13,981 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:03:13,981 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:03:13,981 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:03:13,982 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:03:13,983 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-13 05:03:13,983 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:03:13,983 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:03:13,983 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:03:13,984 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:03:13,984 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:03:13,985 INFO  L514       InvariantChecker]: The annotation(s) from loop head L32-1 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:03:13,993 INFO  L314           BlockEncoder]: Initial Icfg 16 locations, 18 edges
[2024-09-13 05:03:13,993 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:03:13,993 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:03:13,993 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:03:13,993 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:03:13,994 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:03:14,061 INFO  L101     BaseMinimizeStates]: Removed 46 edges and 14 locations by large block encoding
[2024-09-13 05:03:14,061 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:03:14,061 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:03:14,062 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:03:14,062 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:03:14,074 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:03:14,081 INFO  L514       InvariantChecker]: The annotation(s) from loop head L32-1 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:03:14,088 INFO  L314           BlockEncoder]: Initial Icfg 5 locations, 5 edges
[2024-09-13 05:03:14,089 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:03:14,089 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:03:14,089 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:03:14,089 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:03:14,090 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:03:14,092 INFO  L101     BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding
[2024-09-13 05:03:14,093 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:03:14,093 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:03:14,093 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:03:14,093 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:03:14,093 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:03:14,095 INFO  L514       InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive.
[2024-09-13 05:03:14,104 INFO  L314           BlockEncoder]: Initial Icfg 4 locations, 3 edges
[2024-09-13 05:03:14,104 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:03:14,104 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:03:14,104 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:03:14,104 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:03:14,105 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:03:14,106 INFO  L101     BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding
[2024-09-13 05:03:14,106 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:03:14,106 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:03:14,106 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:03:14,106 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:03:14,107 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:03:14,109 INFO  L514       InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive.
[2024-09-13 05:03:14,115 INFO  L314           BlockEncoder]: Initial Icfg 10 locations, 9 edges
[2024-09-13 05:03:14,116 INFO  L264           BlockEncoder]: Using Maximize final states
[2024-09-13 05:03:14,116 INFO  L271           BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 05:03:14,116 INFO  L277           BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 05:03:14,116 INFO  L172           BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 05:03:14,116 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:03:14,125 INFO  L101     BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding
[2024-09-13 05:03:14,125 INFO  L71     MaximizeFinalStates]: 0 new accepting states
[2024-09-13 05:03:14,125 INFO  L101     BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 05:03:14,125 INFO  L238           BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 05:03:14,125 INFO  L68        ParallelComposer]: Creating parallel compositions
[2024-09-13 05:03:14,125 INFO  L314           BlockEncoder]: Encoded RCFG 2 locations, 1 edges
[2024-09-13 05:03:14,127 INFO  L514       InvariantChecker]: The annotation(s) from loop head L32-1 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive.
[2024-09-13 05:03:14,130 INFO  L58          RefereeStarter]: Annotation is a valid proof of correctness.
[2024-09-13 05:03:14,131 INFO  L204        PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@22a34707 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:03:14, skipping insertion in model container
[2024-09-13 05:03:14,131 INFO  L131        PluginConnector]: ------------------------ END Referee----------------------------
[2024-09-13 05:03:14,132 INFO  L158              Benchmark]: Toolchain (without parser) took 1162.89ms. Allocated memory was 151.0MB in the beginning and 232.8MB in the end (delta: 81.8MB). Free memory was 76.3MB in the beginning and 119.0MB in the end (delta: -42.7MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB.
[2024-09-13 05:03:14,133 INFO  L158              Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 151.0MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-13 05:03:14,133 INFO  L158              Benchmark]: CDTParser took 0.19ms. Allocated memory is still 151.0MB. Free memory is still 122.7MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-13 05:03:14,134 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 288.09ms. Allocated memory was 151.0MB in the beginning and 232.8MB in the end (delta: 81.8MB). Free memory was 76.1MB in the beginning and 200.8MB in the end (delta: -124.7MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB.
[2024-09-13 05:03:14,135 INFO  L158              Benchmark]: Boogie Preprocessor took 33.75ms. Allocated memory is still 232.8MB. Free memory was 200.8MB in the beginning and 198.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-13 05:03:14,136 INFO  L158              Benchmark]: RCFGBuilder took 272.43ms. Allocated memory is still 232.8MB. Free memory was 198.7MB in the beginning and 185.1MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2024-09-13 05:03:14,136 INFO  L158              Benchmark]: Referee took 565.20ms. Allocated memory is still 232.8MB. Free memory was 185.1MB in the beginning and 119.0MB in the end (delta: 66.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB.
[2024-09-13 05:03:14,139 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 18 to check that procedure precondition always holds at line 38.
Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 19.
Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 18.
Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 27.
Annotation is valid for all loop-free paths from loop head at line 18 to exit of procedure main.
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 13.
Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 19.
Annotation is valid for all loop-free paths from loop head at line 18 to loop head at line 18.
Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert.

 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * Witness Parser took 0.19ms. Allocated memory is still 151.0MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB.
 * CDTParser took 0.19ms. Allocated memory is still 151.0MB. Free memory is still 122.7MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 288.09ms. Allocated memory was 151.0MB in the beginning and 232.8MB in the end (delta: 81.8MB). Free memory was 76.1MB in the beginning and 200.8MB in the end (delta: -124.7MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 33.75ms. Allocated memory is still 232.8MB. Free memory was 200.8MB in the beginning and 198.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * RCFGBuilder took 272.43ms. Allocated memory is still 232.8MB. Free memory was 198.7MB in the beginning and 185.1MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
 * Referee took 565.20ms. Allocated memory is still 232.8MB. Free memory was 185.1MB in the beginning and 119.0MB in the end (delta: 66.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-09-13 05:03:14,171 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...