./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-figure1.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-09-02_08-21-23.files/protection-ghost/popl20-figure1.wvr.yml/witness.yml --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 4a4c57e3
Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/weaver/popl20-figure1.wvr.c ./goblint.2024-09-02_08-21-23.files/protection-ghost/popl20-figure1.wvr.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false
--- Real Ultimate output ---
This is Ultimate 0.2.4-wip.fs.witness-ghost-4a4c57e-m
[2024-09-08 00:17:26,874 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-09-08 00:17:26,970 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf
[2024-09-08 00:17:26,974 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-09-08 00:17:26,975 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-08 00:17:26,997 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-08 00:17:26,998 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-08 00:17:26,998 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-08 00:17:26,999 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-08 00:17:26,999 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-08 00:17:27,000 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-08 00:17:27,000 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-09-08 00:17:27,001 INFO L153 SettingsManager]: * Use SBE=true
[2024-09-08 00:17:27,001 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-08 00:17:27,002 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-09-08 00:17:27,002 INFO L153 SettingsManager]: * sizeof long=4
[2024-09-08 00:17:27,002 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-09-08 00:17:27,003 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-09-08 00:17:27,003 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-09-08 00:17:27,004 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-09-08 00:17:27,004 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-08 00:17:27,005 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-09-08 00:17:27,005 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-09-08 00:17:27,005 INFO L153 SettingsManager]: * sizeof long double=12
[2024-09-08 00:17:27,006 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-09-08 00:17:27,006 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-09-08 00:17:27,006 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-08 00:17:27,007 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-09-08 00:17:27,007 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-09-08 00:17:27,007 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-09-08 00:17:27,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-09-08 00:17:27,008 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-08 00:17:27,008 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-09-08 00:17:27,009 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-08 00:17:27,009 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-09-08 00:17:27,009 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP
[2024-09-08 00:17:27,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-09-08 00:17:27,010 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-08 00:17:27,010 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-09-08 00:17:27,010 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2024-09-08 00:17:27,011 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2024-09-08 00:17:27,012 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
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/UGemCutter-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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false
[2024-09-08 00:17:27,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-08 00:17:27,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-08 00:17:27,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-08 00:17:27,309 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-09-08 00:17:27,309 INFO L274 PluginConnector]: CDTParser initialized
[2024-09-08 00:17:27,311 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-figure1.wvr.c
[2024-09-08 00:17:28,859 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-09-08 00:17:29,090 INFO L384 CDTParser]: Found 1 translation units.
[2024-09-08 00:17:29,091 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-figure1.wvr.c
[2024-09-08 00:17:29,100 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/9af198f7e/68d9005b028943eca14a4be25057a06d/FLAG6e1ca4a97
[2024-09-08 00:17:29,115 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/9af198f7e/68d9005b028943eca14a4be25057a06d
[2024-09-08 00:17:29,117 INFO L270 PluginConnector]: Initializing Witness Parser...
[2024-09-08 00:17:29,118 INFO L274 PluginConnector]: Witness Parser initialized
[2024-09-08 00:17:29,119 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/protection-ghost/popl20-figure1.wvr.yml/witness.yml
[2024-09-08 00:17:29,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-08 00:17:29,187 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements.
[2024-09-08 00:17:29,188 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-08 00:17:29,189 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-08 00:17:29,194 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-08 00:17:29,195 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 12:17:29" (1/2) ...
[2024-09-08 00:17:29,197 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12246b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:17:29, skipping insertion in model container
[2024-09-08 00:17:29,197 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 12:17:29" (1/2) ...
[2024-09-08 00:17:29,199 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b1b6c96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:17:29, skipping insertion in model container
[2024-09-08 00:17:29,200 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 12:17:29" (2/2) ...
[2024-09-08 00:17:29,200 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12246b1 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:17:29, skipping insertion in model container
[2024-09-08 00:17:29,200 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 12:17:29" (2/2) ...
[2024-09-08 00:17:29,214 INFO L93 nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-08 00:17:29,215 INFO L1541 ArrayList]: Location invariant before [L68-L68] ! multithreaded || 0 <= counter
[2024-09-08 00:17:29,215 INFO L1541 ArrayList]: Location invariant before [L69-L69] ! multithreaded || 0 <= counter
[2024-09-08 00:17:29,216 INFO L1541 ArrayList]: ghost_variable multithreaded = 0
[2024-09-08 00:17:29,216 INFO L1541 ArrayList]: ghost_update [L67-L67] multithreaded = 1;
[2024-09-08 00:17:29,248 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-09-08 00:17:29,445 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-08 00:17:29,459 INFO L200 MainTranslator]: Completed pre-run
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
[2024-09-08 00:17:29,529 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-08 00:17:29,549 INFO L204 MainTranslator]: Completed translation
[2024-09-08 00:17:29,550 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:17:29 WrapperNode
[2024-09-08 00:17:29,551 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-08 00:17:29,552 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-09-08 00:17:29,552 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-09-08 00:17:29,552 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-09-08 00:17:29,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:17:29" (1/1) ...
[2024-09-08 00:17:29,567 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:17:29" (1/1) ...
[2024-09-08 00:17:29,592 INFO L138 Inliner]: procedures = 20, calls = 15, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67
[2024-09-08 00:17:29,593 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-09-08 00:17:29,594 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-08 00:17:29,595 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-08 00:17:29,595 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-09-08 00:17:29,604 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:17:29" (1/1) ...
[2024-09-08 00:17:29,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:17:29" (1/1) ...
[2024-09-08 00:17:29,606 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:17:29" (1/1) ...
[2024-09-08 00:17:29,607 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:17:29" (1/1) ...
[2024-09-08 00:17:29,611 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:17:29" (1/1) ...
[2024-09-08 00:17:29,618 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:17:29" (1/1) ...
[2024-09-08 00:17:29,622 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:17:29" (1/1) ...
[2024-09-08 00:17:29,627 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:17:29" (1/1) ...
[2024-09-08 00:17:29,629 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-08 00:17:29,630 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-08 00:17:29,630 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-09-08 00:17:29,630 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-09-08 00:17:29,631 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:17:29" (1/1) ...
[2024-09-08 00:17:29,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-09-08 00:17:29,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-08 00:17:29,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2024-09-08 00:17:29,669 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2024-09-08 00:17:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-08 00:17:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure thread1
[2024-09-08 00:17:29,724 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1
[2024-09-08 00:17:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure thread2
[2024-09-08 00:17:29,726 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2
[2024-09-08 00:17:29,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2024-09-08 00:17:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2024-09-08 00:17:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2024-09-08 00:17:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-08 00:17:29,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-08 00:17:29,729 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-09-08 00:17:29,834 INFO L242 CfgBuilder]: Building ICFG
[2024-09-08 00:17:29,836 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-08 00:17:30,019 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-09-08 00:17:30,019 INFO L291 CfgBuilder]: Performing block encoding
[2024-09-08 00:17:30,175 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-08 00:17:30,175 INFO L318 CfgBuilder]: Removed 2 assume(true) statements.
[2024-09-08 00:17:30,175 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 12:17:30 BoogieIcfgContainer
[2024-09-08 00:17:30,176 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-08 00:17:30,182 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-09-08 00:17:30,186 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-09-08 00:17:30,190 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-09-08 00:17:30,191 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 12:17:29" (1/4) ...
[2024-09-08 00:17:30,192 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e60a900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 12:17:30, skipping insertion in model container
[2024-09-08 00:17:30,193 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 12:17:29" (2/4) ...
[2024-09-08 00:17:30,193 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e60a900 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 12:17:30, skipping insertion in model container
[2024-09-08 00:17:30,193 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:17:29" (3/4) ...
[2024-09-08 00:17:30,194 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e60a900 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 12:17:30, skipping insertion in model container
[2024-09-08 00:17:30,194 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 12:17:30" (4/4) ...
[2024-09-08 00:17:30,196 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-figure1.wvr.c
[2024-09-08 00:17:30,212 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-09-08 00:17:30,213 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-09-08 00:17:30,213 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-09-08 00:17:30,257 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions.
[2024-09-08 00:17:30,306 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-09-08 00:17:30,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-09-08 00:17:30,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-08 00:17:30,310 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2024-09-08 00:17:30,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2024-09-08 00:17:30,358 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-09-08 00:17:30,375 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2024-09-08 00:17:30,383 INFO L336 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@27f146e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-09-08 00:17:30,385 INFO L337 AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2024-09-08 00:17:30,486 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-09-08 00:17:30,490 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-09-08 00:17:30,491 INFO L85 PathProgramCache]: Analyzing trace with hash -1529258634, now seen corresponding path program 1 times
[2024-09-08 00:17:30,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-08 00:17:30,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230219284]
[2024-09-08 00:17:30,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-08 00:17:30,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-08 00:17:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-08 00:17:30,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-08 00:17:30,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-08 00:17:30,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230219284]
[2024-09-08 00:17:30,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230219284] provided 1 perfect and 0 imperfect interpolant sequences
[2024-09-08 00:17:30,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-09-08 00:17:30,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-09-08 00:17:30,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015082485]
[2024-09-08 00:17:30,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-09-08 00:17:30,732 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-09-08 00:17:30,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-08 00:17:30,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-09-08 00:17:30,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-09-08 00:17:30,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-09-08 00:17:30,767 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-08 00:17:30,772 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-09-08 00:17:30,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-09-08 00:17:30,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-09-08 00:17:30,954 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining)
[2024-09-08 00:17:30,955 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining)
[2024-09-08 00:17:30,955 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining)
[2024-09-08 00:17:30,955 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining)
[2024-09-08 00:17:30,956 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-09-08 00:17:30,967 INFO L408 BasicCegarLoop]: Path program histogram: [1]
[2024-09-08 00:17:30,971 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-09-08 00:17:30,972 INFO L165 ceAbstractionStarter]: Computing trace abstraction results
[2024-09-08 00:17:30,974 INFO L469 ceAbstractionStarter]: Automizer considered 2 witness invariants
[2024-09-08 00:17:30,974 INFO L470 ceAbstractionStarter]: WitnessConsidered=2
[2024-09-08 00:17:30,975 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 12:17:30 BasicIcfg
[2024-09-08 00:17:30,975 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-09-08 00:17:30,976 INFO L158 Benchmark]: Toolchain (without parser) took 1788.75ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 92.2MB in the beginning and 131.2MB in the end (delta: -39.0MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB.
[2024-09-08 00:17:30,976 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 151.0MB. Free memory is still 111.5MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-08 00:17:30,976 INFO L158 Benchmark]: Witness Parser took 0.09ms. Allocated memory is still 151.0MB. Free memory is still 94.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-08 00:17:30,977 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.56ms. Allocated memory is still 151.0MB. Free memory was 92.2MB in the beginning and 78.3MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-09-08 00:17:30,977 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.34ms. Allocated memory is still 151.0MB. Free memory was 78.3MB in the beginning and 76.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-08 00:17:30,978 INFO L158 Benchmark]: Boogie Preprocessor took 35.26ms. Allocated memory is still 151.0MB. Free memory was 76.6MB in the beginning and 75.7MB in the end (delta: 921.2kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-09-08 00:17:30,979 INFO L158 Benchmark]: RCFGBuilder took 545.83ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 75.3MB in the beginning and 167.9MB in the end (delta: -92.5MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB.
[2024-09-08 00:17:30,979 INFO L158 Benchmark]: TraceAbstraction took 792.74ms. Allocated memory is still 201.3MB. Free memory was 167.9MB in the beginning and 131.2MB in the end (delta: 36.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB.
[2024-09-08 00:17:30,982 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.21ms. Allocated memory is still 151.0MB. Free memory is still 111.5MB. There was no memory consumed. Max. memory is 16.1GB.
* Witness Parser took 0.09ms. Allocated memory is still 151.0MB. Free memory is still 94.2MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 362.56ms. Allocated memory is still 151.0MB. Free memory was 92.2MB in the beginning and 78.3MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 41.34ms. Allocated memory is still 151.0MB. Free memory was 78.3MB in the beginning and 76.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 35.26ms. Allocated memory is still 151.0MB. Free memory was 76.6MB in the beginning and 75.7MB in the end (delta: 921.2kB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 545.83ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 75.3MB in the beginning and 167.9MB in the end (delta: -92.5MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB.
* TraceAbstraction took 792.74ms. Allocated memory is still 201.3MB. Free memory was 167.9MB in the beginning and 131.2MB in the end (delta: 36.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Partial order reduction statistics
Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 510, independent: 470, independent conditional: 199, independent unconditional: 271, dependent: 40, dependent conditional: 33, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 478, independent: 470, independent conditional: 199, independent unconditional: 271, dependent: 8, dependent conditional: 1, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 478, independent: 470, independent conditional: 199, independent unconditional: 271, dependent: 8, dependent conditional: 1, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 486, independent: 470, independent conditional: 199, independent unconditional: 271, dependent: 16, dependent conditional: 9, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 486, independent: 470, independent conditional: 7, independent unconditional: 463, dependent: 16, dependent conditional: 1, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 486, independent: 470, independent conditional: 7, independent unconditional: 463, dependent: 16, dependent conditional: 1, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 257, independent: 249, independent conditional: 2, independent unconditional: 247, dependent: 8, dependent conditional: 1, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 257, independent: 237, independent conditional: 0, independent unconditional: 237, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 20, independent: 12, independent conditional: 2, independent unconditional: 10, dependent: 8, dependent conditional: 1, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, independent: 12, independent conditional: 2, independent unconditional: 10, dependent: 8, dependent conditional: 1, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, independent: 75, independent conditional: 8, independent unconditional: 67, dependent: 38, dependent conditional: 5, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 486, independent: 221, independent conditional: 5, independent unconditional: 216, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 257, unknown conditional: 3, unknown unconditional: 254] , Statistics on independence cache: Total cache size (in pairs): 257, Positive cache size: 249, Positive conditional cache size: 2, Positive unconditional cache size: 247, Negative cache size: 8, Negative conditional cache size: 1, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 200, Maximal queried relation: 1, Independence queries for same thread: 32, Persistent sets #1 benchmarks: Persistent set computation time: 0.1s, Number of persistent set computation: 44, Number of trivial persistent sets: 33, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 278, independent: 271, independent conditional: 0, independent unconditional: 271, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 510, independent: 470, independent conditional: 199, independent unconditional: 271, dependent: 40, dependent conditional: 33, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 478, independent: 470, independent conditional: 199, independent unconditional: 271, dependent: 8, dependent conditional: 1, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 478, independent: 470, independent conditional: 199, independent unconditional: 271, dependent: 8, dependent conditional: 1, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 486, independent: 470, independent conditional: 199, independent unconditional: 271, dependent: 16, dependent conditional: 9, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 486, independent: 470, independent conditional: 7, independent unconditional: 463, dependent: 16, dependent conditional: 1, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 486, independent: 470, independent conditional: 7, independent unconditional: 463, dependent: 16, dependent conditional: 1, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 257, independent: 249, independent conditional: 2, independent unconditional: 247, dependent: 8, dependent conditional: 1, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 257, independent: 237, independent conditional: 0, independent unconditional: 237, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 20, independent: 12, independent conditional: 2, independent unconditional: 10, dependent: 8, dependent conditional: 1, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, independent: 12, independent conditional: 2, independent unconditional: 10, dependent: 8, dependent conditional: 1, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, independent: 75, independent conditional: 8, independent unconditional: 67, dependent: 38, dependent conditional: 5, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 486, independent: 221, independent conditional: 5, independent unconditional: 216, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 257, unknown conditional: 3, unknown unconditional: 254] , Statistics on independence cache: Total cache size (in pairs): 257, Positive cache size: 249, Positive conditional cache size: 2, Positive unconditional cache size: 247, Negative cache size: 8, Negative conditional cache size: 1, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 200, Maximal queried relation: 1, Independence queries for same thread: 32
- PositiveResult [Line: 68]: invariant of correctness witness holds
For all program executions holds that invariant of correctness witness holds at this location
- PositiveResult [Line: 69]: invariant of correctness witness holds
For all program executions holds that invariant of correctness witness holds at this location
- StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances
CFG has 5 procedures, 37 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
- AllSpecificationsHoldResult: All specifications hold
2 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-09-08 00:17:31,018 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0
[2024-09-08 00:17:31,217 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-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:
TRUE