./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version b8dbc81d
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 79419a4ba87d66b20bd1eac3a57771b6df78d8c052d6832c2c2f61b321d58321 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE
--- Real Ultimate output ---
This is Ultimate 0.2.3-?-b8dbc81
[2023-08-30 22:32:28,461 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2023-08-30 22:32:28,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2023-08-30 22:32:28,487 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2023-08-30 22:32:28,488 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2023-08-30 22:32:28,489 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2023-08-30 22:32:28,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2023-08-30 22:32:28,491 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2023-08-30 22:32:28,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2023-08-30 22:32:28,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2023-08-30 22:32:28,494 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2023-08-30 22:32:28,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2023-08-30 22:32:28,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2023-08-30 22:32:28,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2023-08-30 22:32:28,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2023-08-30 22:32:28,498 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2023-08-30 22:32:28,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2023-08-30 22:32:28,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2023-08-30 22:32:28,501 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2023-08-30 22:32:28,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2023-08-30 22:32:28,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2023-08-30 22:32:28,520 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2023-08-30 22:32:28,521 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2023-08-30 22:32:28,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2023-08-30 22:32:28,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2023-08-30 22:32:28,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2023-08-30 22:32:28,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2023-08-30 22:32:28,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2023-08-30 22:32:28,528 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2023-08-30 22:32:28,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2023-08-30 22:32:28,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2023-08-30 22:32:28,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2023-08-30 22:32:28,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2023-08-30 22:32:28,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2023-08-30 22:32:28,532 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2023-08-30 22:32:28,532 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2023-08-30 22:32:28,533 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2023-08-30 22:32:28,533 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2023-08-30 22:32:28,533 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2023-08-30 22:32:28,534 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2023-08-30 22:32:28,535 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2023-08-30 22:32:28,536 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf
[2023-08-30 22:32:28,556 INFO L113 SettingsManager]: Loading preferences was successful
[2023-08-30 22:32:28,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2023-08-30 22:32:28,557 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-08-30 22:32:28,557 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-08-30 22:32:28,558 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-08-30 22:32:28,558 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-08-30 22:32:28,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-08-30 22:32:28,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2023-08-30 22:32:28,559 INFO L138 SettingsManager]: * Use SBE=true
[2023-08-30 22:32:28,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-08-30 22:32:28,560 INFO L138 SettingsManager]: * sizeof long=4
[2023-08-30 22:32:28,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2023-08-30 22:32:28,560 INFO L138 SettingsManager]: * sizeof POINTER=4
[2023-08-30 22:32:28,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2023-08-30 22:32:28,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-08-30 22:32:28,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-08-30 22:32:28,562 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-08-30 22:32:28,562 INFO L138 SettingsManager]: * sizeof long double=12
[2023-08-30 22:32:28,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2023-08-30 22:32:28,562 INFO L138 SettingsManager]: * Use constant arrays=true
[2023-08-30 22:32:28,563 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-08-30 22:32:28,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-08-30 22:32:28,563 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-08-30 22:32:28,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2023-08-30 22:32:28,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-08-30 22:32:28,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-08-30 22:32:28,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-08-30 22:32:28,564 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2023-08-30 22:32:28,565 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-08-30 22:32:28,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-08-30 22:32:28,565 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-08-30 22:32:28,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-08-30 22:32:28,566 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2023-08-30 22:32:28,566 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2023-08-30 22:32:28,566 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC
[2023-08-30 22:32:28,566 INFO L138 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/ultimate/releaseScripts/default/UAutomizer-linux/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79419a4ba87d66b20bd1eac3a57771b6df78d8c052d6832c2c2f61b321d58321
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE
[2023-08-30 22:32:28,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-08-30 22:32:28,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-08-30 22:32:28,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-08-30 22:32:28,894 INFO L271 PluginConnector]: Initializing CDTParser...
[2023-08-30 22:32:28,894 INFO L275 PluginConnector]: CDTParser initialized
[2023-08-30 22:32:28,896 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c
[2023-08-30 22:32:30,137 INFO L500 CDTParser]: Created temporary CDT project at NULL
[2023-08-30 22:32:30,342 INFO L351 CDTParser]: Found 1 translation units.
[2023-08-30 22:32:30,343 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c
[2023-08-30 22:32:30,349 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d19356fad/2920af2dc41548e894fbbf0beea925b6/FLAG1528a70d1
[2023-08-30 22:32:30,366 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d19356fad/2920af2dc41548e894fbbf0beea925b6
[2023-08-30 22:32:30,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-08-30 22:32:30,371 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-08-30 22:32:30,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-08-30 22:32:30,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-08-30 22:32:30,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-08-30 22:32:30,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:32:30" (1/1) ...
[2023-08-30 22:32:30,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c0f0d5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:30, skipping insertion in model container
[2023-08-30 22:32:30,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:32:30" (1/1) ...
[2023-08-30 22:32:30,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2023-08-30 22:32:30,397 INFO L178 MainTranslator]: Built tables and reachable declarations
[2023-08-30 22:32:30,570 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c[2628,2641]
[2023-08-30 22:32:30,581 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-08-30 22:32:30,591 INFO L203 MainTranslator]: Completed pre-run
[2023-08-30 22:32:30,624 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c[2628,2641]
[2023-08-30 22:32:30,628 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-08-30 22:32:30,640 INFO L208 MainTranslator]: Completed translation
[2023-08-30 22:32:30,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:30 WrapperNode
[2023-08-30 22:32:30,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-08-30 22:32:30,643 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-08-30 22:32:30,643 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-08-30 22:32:30,643 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2023-08-30 22:32:30,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:30" (1/1) ...
[2023-08-30 22:32:30,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:30" (1/1) ...
[2023-08-30 22:32:30,694 INFO L138 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 132
[2023-08-30 22:32:30,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-08-30 22:32:30,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-08-30 22:32:30,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2023-08-30 22:32:30,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2023-08-30 22:32:30,703 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:30" (1/1) ...
[2023-08-30 22:32:30,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:30" (1/1) ...
[2023-08-30 22:32:30,710 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:30" (1/1) ...
[2023-08-30 22:32:30,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:30" (1/1) ...
[2023-08-30 22:32:30,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:30" (1/1) ...
[2023-08-30 22:32:30,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:30" (1/1) ...
[2023-08-30 22:32:30,732 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:30" (1/1) ...
[2023-08-30 22:32:30,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:30" (1/1) ...
[2023-08-30 22:32:30,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-08-30 22:32:30,736 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-08-30 22:32:30,736 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2023-08-30 22:32:30,736 INFO L275 PluginConnector]: RCFGBuilder initialized
[2023-08-30 22:32:30,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:30" (1/1) ...
[2023-08-30 22:32:30,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-08-30 22:32:30,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-08-30 22:32:30,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2023-08-30 22:32:30,779 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2023-08-30 22:32:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-08-30 22:32:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure thread1
[2023-08-30 22:32:30,801 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1
[2023-08-30 22:32:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure thread2
[2023-08-30 22:32:30,801 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2
[2023-08-30 22:32:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-08-30 22:32:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-08-30 22:32:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2023-08-30 22:32:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-08-30 22:32:30,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-08-30 22:32:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2023-08-30 22:32:30,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-08-30 22:32:30,804 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement
[2023-08-30 22:32:30,885 INFO L236 CfgBuilder]: Building ICFG
[2023-08-30 22:32:30,886 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-08-30 22:32:31,230 INFO L277 CfgBuilder]: Performing block encoding
[2023-08-30 22:32:31,237 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-08-30 22:32:31,237 INFO L302 CfgBuilder]: Removed 0 assume(true) statements.
[2023-08-30 22:32:31,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:32:31 BoogieIcfgContainer
[2023-08-30 22:32:31,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-08-30 22:32:31,241 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-08-30 22:32:31,241 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2023-08-30 22:32:31,244 INFO L275 PluginConnector]: TraceAbstraction initialized
[2023-08-30 22:32:31,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:32:30" (1/3) ...
[2023-08-30 22:32:31,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fa009db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:32:31, skipping insertion in model container
[2023-08-30 22:32:31,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:30" (2/3) ...
[2023-08-30 22:32:31,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fa009db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:32:31, skipping insertion in model container
[2023-08-30 22:32:31,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:32:31" (3/3) ...
[2023-08-30 22:32:31,246 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-exp-term-symm.wvr.c
[2023-08-30 22:32:31,255 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2023-08-30 22:32:31,263 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-08-30 22:32:31,264 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-08-30 22:32:31,264 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2023-08-30 22:32:31,356 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions.
[2023-08-30 22:32:31,362 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception:
java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE
at java.base/java.lang.Enum.valueOf(Enum.java:240)
at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.<init>(TraceAbstractionStarter.java:154)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2023-08-30 22:32:31,366 INFO L158 Benchmark]: Toolchain (without parser) took 994.45ms. Allocated memory is still 96.5MB. Free memory was 73.7MB in the beginning and 56.9MB in the end (delta: 16.8MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB.
[2023-08-30 22:32:31,366 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 65.0MB. Free memory was 42.8MB in the beginning and 42.8MB in the end (delta: 43.5kB). There was no memory consumed. Max. memory is 16.1GB.
[2023-08-30 22:32:31,367 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.17ms. Allocated memory is still 96.5MB. Free memory was 73.7MB in the beginning and 62.7MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2023-08-30 22:32:31,367 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.46ms. Allocated memory is still 96.5MB. Free memory was 62.4MB in the beginning and 60.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-08-30 22:32:31,368 INFO L158 Benchmark]: Boogie Preprocessor took 40.05ms. Allocated memory is still 96.5MB. Free memory was 60.6MB in the beginning and 59.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-08-30 22:32:31,368 INFO L158 Benchmark]: RCFGBuilder took 503.80ms. Allocated memory is still 96.5MB. Free memory was 59.2MB in the beginning and 68.0MB in the end (delta: -8.8MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB.
[2023-08-30 22:32:31,369 INFO L158 Benchmark]: TraceAbstraction took 123.40ms. Allocated memory is still 96.5MB. Free memory was 67.0MB in the beginning and 56.9MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2023-08-30 22:32:31,372 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.27ms. Allocated memory is still 65.0MB. Free memory was 42.8MB in the beginning and 42.8MB in the end (delta: 43.5kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 269.17ms. Allocated memory is still 96.5MB. Free memory was 73.7MB in the beginning and 62.7MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 51.46ms. Allocated memory is still 96.5MB. Free memory was 62.4MB in the beginning and 60.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 40.05ms. Allocated memory is still 96.5MB. Free memory was 60.6MB in the beginning and 59.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 503.80ms. Allocated memory is still 96.5MB. Free memory was 59.2MB in the beginning and 68.0MB in the end (delta: -8.8MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 123.40ms. Allocated memory is still 96.5MB. Free memory was 67.0MB in the beginning and 56.9MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE
de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2023-08-30 22:32:31,391 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, 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: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 79419a4ba87d66b20bd1eac3a57771b6df78d8c052d6832c2c2f61b321d58321 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE
--- Real Ultimate output ---
This is Ultimate 0.2.3-?-b8dbc81
[2023-08-30 22:32:33,258 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2023-08-30 22:32:33,260 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2023-08-30 22:32:33,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2023-08-30 22:32:33,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2023-08-30 22:32:33,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2023-08-30 22:32:33,306 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2023-08-30 22:32:33,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2023-08-30 22:32:33,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2023-08-30 22:32:33,310 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2023-08-30 22:32:33,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2023-08-30 22:32:33,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2023-08-30 22:32:33,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2023-08-30 22:32:33,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2023-08-30 22:32:33,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2023-08-30 22:32:33,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2023-08-30 22:32:33,315 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2023-08-30 22:32:33,316 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2023-08-30 22:32:33,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2023-08-30 22:32:33,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2023-08-30 22:32:33,327 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2023-08-30 22:32:33,331 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2023-08-30 22:32:33,334 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2023-08-30 22:32:33,335 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2023-08-30 22:32:33,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2023-08-30 22:32:33,346 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2023-08-30 22:32:33,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2023-08-30 22:32:33,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2023-08-30 22:32:33,349 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2023-08-30 22:32:33,349 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2023-08-30 22:32:33,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2023-08-30 22:32:33,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2023-08-30 22:32:33,356 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2023-08-30 22:32:33,357 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2023-08-30 22:32:33,358 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2023-08-30 22:32:33,358 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2023-08-30 22:32:33,359 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2023-08-30 22:32:33,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2023-08-30 22:32:33,359 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2023-08-30 22:32:33,360 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2023-08-30 22:32:33,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2023-08-30 22:32:33,362 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2023-08-30 22:32:33,391 INFO L113 SettingsManager]: Loading preferences was successful
[2023-08-30 22:32:33,391 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2023-08-30 22:32:33,392 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-08-30 22:32:33,392 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-08-30 22:32:33,393 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-08-30 22:32:33,393 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-08-30 22:32:33,394 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-08-30 22:32:33,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2023-08-30 22:32:33,395 INFO L138 SettingsManager]: * Use SBE=true
[2023-08-30 22:32:33,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-08-30 22:32:33,396 INFO L138 SettingsManager]: * sizeof long=4
[2023-08-30 22:32:33,396 INFO L138 SettingsManager]: * sizeof POINTER=4
[2023-08-30 22:32:33,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2023-08-30 22:32:33,396 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-08-30 22:32:33,396 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-08-30 22:32:33,397 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-08-30 22:32:33,397 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2023-08-30 22:32:33,397 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true
[2023-08-30 22:32:33,397 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2023-08-30 22:32:33,397 INFO L138 SettingsManager]: * sizeof long double=12
[2023-08-30 22:32:33,398 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2023-08-30 22:32:33,398 INFO L138 SettingsManager]: * Use constant arrays=true
[2023-08-30 22:32:33,398 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-08-30 22:32:33,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-08-30 22:32:33,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-08-30 22:32:33,399 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2023-08-30 22:32:33,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-08-30 22:32:33,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-08-30 22:32:33,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-08-30 22:32:33,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2023-08-30 22:32:33,399 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF
[2023-08-30 22:32:33,400 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2023-08-30 22:32:33,400 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-08-30 22:32:33,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-08-30 22:32:33,400 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2023-08-30 22:32:33,401 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2023-08-30 22:32:33,401 INFO L138 SettingsManager]: * Logic for external solver=AUFBV
[2023-08-30 22:32:33,401 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC
[2023-08-30 22:32:33,401 INFO L138 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/ultimate/releaseScripts/default/UAutomizer-linux/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79419a4ba87d66b20bd1eac3a57771b6df78d8c052d6832c2c2f61b321d58321
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE
[2023-08-30 22:32:33,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-08-30 22:32:33,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-08-30 22:32:33,708 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-08-30 22:32:33,709 INFO L271 PluginConnector]: Initializing CDTParser...
[2023-08-30 22:32:33,710 INFO L275 PluginConnector]: CDTParser initialized
[2023-08-30 22:32:33,711 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c
[2023-08-30 22:32:34,815 INFO L500 CDTParser]: Created temporary CDT project at NULL
[2023-08-30 22:32:35,019 INFO L351 CDTParser]: Found 1 translation units.
[2023-08-30 22:32:35,019 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c
[2023-08-30 22:32:35,025 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6143c18ee/0a83ba5be7544abd9e123ac3eda45b21/FLAGdad7e7dfc
[2023-08-30 22:32:35,037 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6143c18ee/0a83ba5be7544abd9e123ac3eda45b21
[2023-08-30 22:32:35,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-08-30 22:32:35,041 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-08-30 22:32:35,042 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-08-30 22:32:35,042 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-08-30 22:32:35,045 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-08-30 22:32:35,046 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:32:35" (1/1) ...
[2023-08-30 22:32:35,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41e9637f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:35, skipping insertion in model container
[2023-08-30 22:32:35,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:32:35" (1/1) ...
[2023-08-30 22:32:35,052 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2023-08-30 22:32:35,067 INFO L178 MainTranslator]: Built tables and reachable declarations
[2023-08-30 22:32:35,191 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c[2628,2641]
[2023-08-30 22:32:35,198 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-08-30 22:32:35,208 INFO L203 MainTranslator]: Completed pre-run
[2023-08-30 22:32:35,225 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c[2628,2641]
[2023-08-30 22:32:35,228 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-08-30 22:32:35,240 INFO L208 MainTranslator]: Completed translation
[2023-08-30 22:32:35,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:35 WrapperNode
[2023-08-30 22:32:35,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-08-30 22:32:35,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-08-30 22:32:35,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-08-30 22:32:35,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2023-08-30 22:32:35,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:35" (1/1) ...
[2023-08-30 22:32:35,254 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:35" (1/1) ...
[2023-08-30 22:32:35,273 INFO L138 Inliner]: procedures = 24, calls = 25, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 128
[2023-08-30 22:32:35,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-08-30 22:32:35,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-08-30 22:32:35,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2023-08-30 22:32:35,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2023-08-30 22:32:35,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:35" (1/1) ...
[2023-08-30 22:32:35,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:35" (1/1) ...
[2023-08-30 22:32:35,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:35" (1/1) ...
[2023-08-30 22:32:35,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:35" (1/1) ...
[2023-08-30 22:32:35,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:35" (1/1) ...
[2023-08-30 22:32:35,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:35" (1/1) ...
[2023-08-30 22:32:35,295 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:35" (1/1) ...
[2023-08-30 22:32:35,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:35" (1/1) ...
[2023-08-30 22:32:35,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-08-30 22:32:35,299 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-08-30 22:32:35,299 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2023-08-30 22:32:35,300 INFO L275 PluginConnector]: RCFGBuilder initialized
[2023-08-30 22:32:35,300 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:35" (1/1) ...
[2023-08-30 22:32:35,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-08-30 22:32:35,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-08-30 22:32:35,327 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2023-08-30 22:32:35,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2023-08-30 22:32:35,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-08-30 22:32:35,361 INFO L130 BoogieDeclarations]: Found specification of procedure thread1
[2023-08-30 22:32:35,361 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1
[2023-08-30 22:32:35,361 INFO L130 BoogieDeclarations]: Found specification of procedure thread2
[2023-08-30 22:32:35,361 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2
[2023-08-30 22:32:35,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2023-08-30 22:32:35,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-08-30 22:32:35,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4
[2023-08-30 22:32:35,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-08-30 22:32:35,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-08-30 22:32:35,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-08-30 22:32:35,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4
[2023-08-30 22:32:35,364 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement
[2023-08-30 22:32:35,444 INFO L236 CfgBuilder]: Building ICFG
[2023-08-30 22:32:35,446 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-08-30 22:32:35,816 INFO L277 CfgBuilder]: Performing block encoding
[2023-08-30 22:32:35,823 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-08-30 22:32:35,824 INFO L302 CfgBuilder]: Removed 0 assume(true) statements.
[2023-08-30 22:32:35,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:32:35 BoogieIcfgContainer
[2023-08-30 22:32:35,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-08-30 22:32:35,828 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-08-30 22:32:35,828 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2023-08-30 22:32:35,830 INFO L275 PluginConnector]: TraceAbstraction initialized
[2023-08-30 22:32:35,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:32:35" (1/3) ...
[2023-08-30 22:32:35,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b0b992c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:32:35, skipping insertion in model container
[2023-08-30 22:32:35,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:35" (2/3) ...
[2023-08-30 22:32:35,832 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b0b992c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:32:35, skipping insertion in model container
[2023-08-30 22:32:35,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:32:35" (3/3) ...
[2023-08-30 22:32:35,833 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-exp-term-symm.wvr.c
[2023-08-30 22:32:35,840 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2023-08-30 22:32:35,848 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-08-30 22:32:35,848 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-08-30 22:32:35,849 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2023-08-30 22:32:35,978 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions.
[2023-08-30 22:32:35,989 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception:
java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE
at java.base/java.lang.Enum.valueOf(Enum.java:240)
at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.<init>(TraceAbstractionStarter.java:154)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2023-08-30 22:32:35,995 INFO L158 Benchmark]: Toolchain (without parser) took 952.93ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 52.2MB in the beginning and 48.3MB in the end (delta: 3.9MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB.
[2023-08-30 22:32:35,996 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 73.4MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-08-30 22:32:35,996 INFO L158 Benchmark]: CACSL2BoogieTranslator took 198.83ms. Allocated memory is still 73.4MB. Free memory was 51.9MB in the beginning and 40.5MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2023-08-30 22:32:35,997 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.13ms. Allocated memory is still 73.4MB. Free memory was 40.2MB in the beginning and 38.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-08-30 22:32:35,998 INFO L158 Benchmark]: Boogie Preprocessor took 24.41ms. Allocated memory is still 73.4MB. Free memory was 38.5MB in the beginning and 36.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-08-30 22:32:35,998 INFO L158 Benchmark]: RCFGBuilder took 526.73ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 36.7MB in the beginning and 61.3MB in the end (delta: -24.6MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB.
[2023-08-30 22:32:35,999 INFO L158 Benchmark]: TraceAbstraction took 165.74ms. Allocated memory is still 90.2MB. Free memory was 60.4MB in the beginning and 48.3MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2023-08-30 22:32:36,006 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.17ms. Allocated memory is still 73.4MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 198.83ms. Allocated memory is still 73.4MB. Free memory was 51.9MB in the beginning and 40.5MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 32.13ms. Allocated memory is still 73.4MB. Free memory was 40.2MB in the beginning and 38.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 24.41ms. Allocated memory is still 73.4MB. Free memory was 38.5MB in the beginning and 36.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 526.73ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 36.7MB in the beginning and 61.3MB in the end (delta: -24.6MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 165.74ms. Allocated memory is still 90.2MB. Free memory was 60.4MB in the beginning and 48.3MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE
de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2023-08-30 22:32:36,030 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE