./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i --full-output --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/read_write_lock-1-pthread.yml/witness.yml --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version c091e2ee
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/pthread-atomic/read_write_lock-1-pthread.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/read_write_lock-1-pthread.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false
--- Real Ultimate output ---
This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m
[2024-08-13 21:07:50,574 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-08-13 21:07:50,651 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf
[2024-08-13 21:07:50,658 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-08-13 21:07:50,659 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-08-13 21:07:50,691 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-08-13 21:07:50,692 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-08-13 21:07:50,694 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-08-13 21:07:50,694 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-08-13 21:07:50,696 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-08-13 21:07:50,696 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-08-13 21:07:50,697 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-08-13 21:07:50,697 INFO L153 SettingsManager]: * Use SBE=true
[2024-08-13 21:07:50,697 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-08-13 21:07:50,698 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-08-13 21:07:50,698 INFO L153 SettingsManager]: * sizeof long=4
[2024-08-13 21:07:50,699 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-08-13 21:07:50,699 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-08-13 21:07:50,699 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-08-13 21:07:50,700 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-08-13 21:07:50,700 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-08-13 21:07:50,700 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-08-13 21:07:50,701 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-08-13 21:07:50,701 INFO L153 SettingsManager]: * sizeof long double=12
[2024-08-13 21:07:50,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-08-13 21:07:50,702 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-08-13 21:07:50,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-08-13 21:07:50,702 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-08-13 21:07:50,703 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-08-13 21:07:50,703 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-08-13 21:07:50,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-08-13 21:07:50,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-08-13 21:07:50,704 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-08-13 21:07:50,704 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-08-13 21:07:50,704 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-08-13 21:07:50,704 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP
[2024-08-13 21:07:50,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-08-13 21:07:50,705 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-08-13 21:07:50,705 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-08-13 21:07:50,705 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2024-08-13 21:07:50,705 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2024-08-13 21:07:50,705 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2024-08-13 21:07:50,706 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false
[2024-08-13 21:07:51,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-08-13 21:07:51,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-08-13 21:07:51,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-08-13 21:07:51,058 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-08-13 21:07:51,059 INFO L274 PluginConnector]: CDTParser initialized
[2024-08-13 21:07:51,060 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i
[2024-08-13 21:07:52,570 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-08-13 21:07:52,831 INFO L384 CDTParser]: Found 1 translation units.
[2024-08-13 21:07:52,832 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i
[2024-08-13 21:07:52,849 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/06ab5df2a/f3efe7cbfa1c4d72897b27f7aedea6ac/FLAG20c0ae86c
[2024-08-13 21:07:52,865 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/06ab5df2a/f3efe7cbfa1c4d72897b27f7aedea6ac
[2024-08-13 21:07:52,867 INFO L270 PluginConnector]: Initializing Witness Parser...
[2024-08-13 21:07:52,868 INFO L274 PluginConnector]: Witness Parser initialized
[2024-08-13 21:07:52,869 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-local/read_write_lock-1-pthread.yml/witness.yml
[2024-08-13 21:07:52,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-08-13 21:07:52,982 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements.
[2024-08-13 21:07:52,986 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-08-13 21:07:52,986 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-08-13 21:07:52,991 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-08-13 21:07:52,992 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 09:07:52" (1/2) ...
[2024-08-13 21:07:52,993 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fc7508e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 09:07:52, skipping insertion in model container
[2024-08-13 21:07:52,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 09:07:52" (1/2) ...
[2024-08-13 21:07:52,996 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@75f01974 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 09:07:52, skipping insertion in model container
[2024-08-13 21:07:52,997 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 09:07:52" (2/2) ...
[2024-08-13 21:07:52,997 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fc7508e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:07:52, skipping insertion in model container
[2024-08-13 21:07:52,998 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 09:07:52" (2/2) ...
[2024-08-13 21:07:52,998 INFO L81 nessWitnessExtractor]: Only extracting loop invariants from correctness witness
[2024-08-13 21:07:53,003 INFO L92 edCorrectnessWitness]: Witness did not contain any usable entries.
[2024-08-13 21:07:53,047 INFO L177 MainTranslator]: Built tables and reachable declarations
[2024-08-13 21:07:53,354 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i[30919,30932]
[2024-08-13 21:07:53,365 INFO L207 PostProcessor]: Analyzing one entry point: main
[2024-08-13 21:07:53,383 INFO L202 MainTranslator]: Completed pre-run
[2024-08-13 21:07:53,452 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i[30919,30932]
[2024-08-13 21:07:53,459 INFO L207 PostProcessor]: Analyzing one entry point: main
[2024-08-13 21:07:53,500 INFO L206 MainTranslator]: Completed translation
[2024-08-13 21:07:53,501 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:07:53 WrapperNode
[2024-08-13 21:07:53,502 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-08-13 21:07:53,503 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-08-13 21:07:53,503 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-08-13 21:07:53,503 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-08-13 21:07:53,511 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 13.08 09:07:53" (1/1) ...
[2024-08-13 21:07:53,530 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 13.08 09:07:53" (1/1) ...
[2024-08-13 21:07:53,596 INFO L138 Inliner]: procedures = 165, calls = 34, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 57
[2024-08-13 21:07:53,596 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-08-13 21:07:53,597 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-08-13 21:07:53,597 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-08-13 21:07:53,597 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-08-13 21:07:53,627 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:07:53" (1/1) ...
[2024-08-13 21:07:53,627 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:07:53" (1/1) ...
[2024-08-13 21:07:53,630 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:07:53" (1/1) ...
[2024-08-13 21:07:53,631 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:07:53" (1/1) ...
[2024-08-13 21:07:53,642 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:07:53" (1/1) ...
[2024-08-13 21:07:53,644 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:07:53" (1/1) ...
[2024-08-13 21:07:53,646 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:07:53" (1/1) ...
[2024-08-13 21:07:53,647 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:07:53" (1/1) ...
[2024-08-13 21:07:53,649 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-08-13 21:07:53,650 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-08-13 21:07:53,651 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-08-13 21:07:53,651 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-08-13 21:07:53,652 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:07:53" (1/1) ...
[2024-08-13 21:07:53,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-08-13 21:07:53,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-08-13 21:07:53,694 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)
[2024-08-13 21:07:53,700 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
[2024-08-13 21:07:53,738 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock
[2024-08-13 21:07:53,739 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock
[2024-08-13 21:07:53,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2024-08-13 21:07:53,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-08-13 21:07:53,741 INFO L130 BoogieDeclarations]: Found specification of procedure reader
[2024-08-13 21:07:53,741 INFO L138 BoogieDeclarations]: Found implementation of procedure reader
[2024-08-13 21:07:53,741 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock
[2024-08-13 21:07:53,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2024-08-13 21:07:53,742 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2024-08-13 21:07:53,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-08-13 21:07:53,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-08-13 21:07:53,742 INFO L130 BoogieDeclarations]: Found specification of procedure writer
[2024-08-13 21:07:53,742 INFO L138 BoogieDeclarations]: Found implementation of procedure writer
[2024-08-13 21:07:53,743 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement
[2024-08-13 21:07:53,875 INFO L244 CfgBuilder]: Building ICFG
[2024-08-13 21:07:53,877 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-08-13 21:07:54,045 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program.
[2024-08-13 21:07:54,045 INFO L293 CfgBuilder]: Performing block encoding
[2024-08-13 21:07:54,196 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-08-13 21:07:54,198 INFO L320 CfgBuilder]: Removed 0 assume(true) statements.
[2024-08-13 21:07:54,198 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 09:07:54 BoogieIcfgContainer
[2024-08-13 21:07:54,199 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-08-13 21:07:54,201 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-08-13 21:07:54,201 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-08-13 21:07:54,204 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-08-13 21:07:54,205 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.08 09:07:52" (1/4) ...
[2024-08-13 21:07:54,206 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@623a7bef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 09:07:54, skipping insertion in model container
[2024-08-13 21:07:54,206 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 09:07:52" (2/4) ...
[2024-08-13 21:07:54,208 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@623a7bef and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 13.08 09:07:54, skipping insertion in model container
[2024-08-13 21:07:54,208 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:07:53" (3/4) ...
[2024-08-13 21:07:54,209 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@623a7bef and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 13.08 09:07:54, skipping insertion in model container
[2024-08-13 21:07:54,209 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 09:07:54" (4/4) ...
[2024-08-13 21:07:54,211 INFO L112 eAbstractionObserver]: Analyzing ICFG read_write_lock-1-pthread.i
[2024-08-13 21:07:54,230 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-08-13 21:07:54,230 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-08-13 21:07:54,231 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-08-13 21:07:54,287 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions.
[2024-08-13 21:07:54,335 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-08-13 21:07:54,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-08-13 21:07:54,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-08-13 21:07:54,338 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)
[2024-08-13 21:07:54,340 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
[2024-08-13 21:07:54,380 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-08-13 21:07:54,395 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == readerThread1of1ForFork2 ========
[2024-08-13 21:07:54,403 INFO L357 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, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@5a4befbc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-08-13 21:07:54,407 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-08-13 21:07:54,659 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-08-13 21:07:54,666 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-08-13 21:07:54,666 INFO L85 PathProgramCache]: Analyzing trace with hash 975646377, now seen corresponding path program 1 times
[2024-08-13 21:07:54,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-08-13 21:07:54,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016466641]
[2024-08-13 21:07:54,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-08-13 21:07:54,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-08-13 21:07:54,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-08-13 21:07:55,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-08-13 21:07:55,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-08-13 21:07:55,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016466641]
[2024-08-13 21:07:55,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016466641] provided 1 perfect and 0 imperfect interpolant sequences
[2024-08-13 21:07:55,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-08-13 21:07:55,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-08-13 21:07:55,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535573302]
[2024-08-13 21:07:55,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-08-13 21:07:55,159 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-08-13 21:07:55,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-08-13 21:07:55,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-08-13 21:07:55,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-08-13 21:07:55,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:55,188 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-08-13 21:07:55,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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)
[2024-08-13 21:07:55,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:55,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:55,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-08-13 21:07:55,407 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-08-13 21:07:55,409 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-08-13 21:07:55,409 INFO L85 PathProgramCache]: Analyzing trace with hash 268434413, now seen corresponding path program 1 times
[2024-08-13 21:07:55,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-08-13 21:07:55,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959381911]
[2024-08-13 21:07:55,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-08-13 21:07:55,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-08-13 21:07:55,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-08-13 21:07:55,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-08-13 21:07:55,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-08-13 21:07:55,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959381911]
[2024-08-13 21:07:55,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959381911] provided 1 perfect and 0 imperfect interpolant sequences
[2024-08-13 21:07:55,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-08-13 21:07:55,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-08-13 21:07:55,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713382920]
[2024-08-13 21:07:55,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-08-13 21:07:55,492 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-08-13 21:07:55,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-08-13 21:07:55,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-08-13 21:07:55,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-08-13 21:07:55,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:55,495 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-08-13 21:07:55,495 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 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)
[2024-08-13 21:07:55,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:55,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:55,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:55,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2024-08-13 21:07:55,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-08-13 21:07:55,784 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-08-13 21:07:55,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-08-13 21:07:55,785 INFO L85 PathProgramCache]: Analyzing trace with hash -762750702, now seen corresponding path program 1 times
[2024-08-13 21:07:55,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-08-13 21:07:55,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305096726]
[2024-08-13 21:07:55,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-08-13 21:07:55,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-08-13 21:07:55,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-08-13 21:07:55,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-08-13 21:07:55,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-08-13 21:07:55,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305096726]
[2024-08-13 21:07:55,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305096726] provided 1 perfect and 0 imperfect interpolant sequences
[2024-08-13 21:07:55,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-08-13 21:07:55,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-08-13 21:07:55,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554970160]
[2024-08-13 21:07:55,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-08-13 21:07:55,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-08-13 21:07:55,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-08-13 21:07:55,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-08-13 21:07:55,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-08-13 21:07:55,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:55,893 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-08-13 21:07:55,893 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 6 states have internal predecessors, (29), 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)
[2024-08-13 21:07:55,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:55,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states.
[2024-08-13 21:07:55,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:56,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2024-08-13 21:07:56,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-08-13 21:07:56,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-08-13 21:07:56,304 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-08-13 21:07:56,305 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-08-13 21:07:56,305 INFO L85 PathProgramCache]: Analyzing trace with hash 1649344685, now seen corresponding path program 1 times
[2024-08-13 21:07:56,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-08-13 21:07:56,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037511215]
[2024-08-13 21:07:56,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-08-13 21:07:56,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-08-13 21:07:56,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-08-13 21:07:56,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-08-13 21:07:56,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-08-13 21:07:56,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037511215]
[2024-08-13 21:07:56,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037511215] provided 1 perfect and 0 imperfect interpolant sequences
[2024-08-13 21:07:56,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-08-13 21:07:56,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-08-13 21:07:56,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989531326]
[2024-08-13 21:07:56,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-08-13 21:07:56,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-08-13 21:07:56,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-08-13 21:07:56,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-08-13 21:07:56,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-08-13 21:07:56,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:56,466 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-08-13 21:07:56,466 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 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)
[2024-08-13 21:07:56,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:56,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states.
[2024-08-13 21:07:56,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states.
[2024-08-13 21:07:56,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:56,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:56,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2024-08-13 21:07:56,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2024-08-13 21:07:56,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-08-13 21:07:56,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-08-13 21:07:56,605 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-08-13 21:07:56,605 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-08-13 21:07:56,606 INFO L85 PathProgramCache]: Analyzing trace with hash 28788422, now seen corresponding path program 1 times
[2024-08-13 21:07:56,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-08-13 21:07:56,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470206995]
[2024-08-13 21:07:56,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-08-13 21:07:56,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-08-13 21:07:56,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-08-13 21:07:56,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-08-13 21:07:56,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-08-13 21:07:56,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470206995]
[2024-08-13 21:07:56,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470206995] provided 1 perfect and 0 imperfect interpolant sequences
[2024-08-13 21:07:56,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-08-13 21:07:56,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-08-13 21:07:56,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123897454]
[2024-08-13 21:07:56,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-08-13 21:07:56,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-08-13 21:07:56,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-08-13 21:07:56,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-08-13 21:07:56,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-08-13 21:07:56,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:56,674 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-08-13 21:07:56,675 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 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)
[2024-08-13 21:07:56,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:56,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states.
[2024-08-13 21:07:56,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states.
[2024-08-13 21:07:56,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states.
[2024-08-13 21:07:56,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:56,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:56,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2024-08-13 21:07:56,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2024-08-13 21:07:56,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-08-13 21:07:56,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-08-13 21:07:56,993 INFO L805 garLoopResultBuilder]: Registering result SAFE for location readerErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-08-13 21:07:56,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-08-13 21:07:57,003 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1]
[2024-08-13 21:07:57,005 INFO L308 ceAbstractionStarter]: Result for error location readerThread1of1ForFork2 was SAFE (1/3)
[2024-08-13 21:07:57,010 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-08-13 21:07:57,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-08-13 21:07:57,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-08-13 21:07:57,027 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2024-08-13 21:07:57,028 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process
[2024-08-13 21:07:57,030 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-08-13 21:07:57,031 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == readerThread1of1ForFork3 ========
[2024-08-13 21:07:57,031 INFO L357 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, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@5a4befbc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-08-13 21:07:57,031 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-08-13 21:07:57,132 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-08-13 21:07:57,133 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-08-13 21:07:57,133 INFO L85 PathProgramCache]: Analyzing trace with hash 187022966, now seen corresponding path program 1 times
[2024-08-13 21:07:57,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-08-13 21:07:57,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863113727]
[2024-08-13 21:07:57,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-08-13 21:07:57,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-08-13 21:07:57,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-08-13 21:07:57,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-08-13 21:07:57,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-08-13 21:07:57,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863113727]
[2024-08-13 21:07:57,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863113727] provided 1 perfect and 0 imperfect interpolant sequences
[2024-08-13 21:07:57,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-08-13 21:07:57,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-08-13 21:07:57,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542074338]
[2024-08-13 21:07:57,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-08-13 21:07:57,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-08-13 21:07:57,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-08-13 21:07:57,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-08-13 21:07:57,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-08-13 21:07:57,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:57,208 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-08-13 21:07:57,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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)
[2024-08-13 21:07:57,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:57,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:57,295 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-08-13 21:07:57,295 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-08-13 21:07:57,295 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-08-13 21:07:57,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1234827016, now seen corresponding path program 1 times
[2024-08-13 21:07:57,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-08-13 21:07:57,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389125325]
[2024-08-13 21:07:57,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-08-13 21:07:57,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-08-13 21:07:57,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-08-13 21:07:57,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-08-13 21:07:57,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-08-13 21:07:57,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389125325]
[2024-08-13 21:07:57,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389125325] provided 1 perfect and 0 imperfect interpolant sequences
[2024-08-13 21:07:57,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-08-13 21:07:57,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-08-13 21:07:57,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227381353]
[2024-08-13 21:07:57,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-08-13 21:07:57,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-08-13 21:07:57,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-08-13 21:07:57,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-08-13 21:07:57,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-08-13 21:07:57,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:57,350 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-08-13 21:07:57,350 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 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)
[2024-08-13 21:07:57,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:57,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:57,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:57,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-08-13 21:07:57,504 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-08-13 21:07:57,505 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-08-13 21:07:57,505 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-08-13 21:07:57,505 INFO L85 PathProgramCache]: Analyzing trace with hash -81600269, now seen corresponding path program 1 times
[2024-08-13 21:07:57,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-08-13 21:07:57,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311673793]
[2024-08-13 21:07:57,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-08-13 21:07:57,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-08-13 21:07:57,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-08-13 21:07:57,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-08-13 21:07:57,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-08-13 21:07:57,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311673793]
[2024-08-13 21:07:57,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311673793] provided 1 perfect and 0 imperfect interpolant sequences
[2024-08-13 21:07:57,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-08-13 21:07:57,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-08-13 21:07:57,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459860370]
[2024-08-13 21:07:57,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-08-13 21:07:57,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-08-13 21:07:57,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-08-13 21:07:57,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-08-13 21:07:57,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-08-13 21:07:57,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:57,583 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-08-13 21:07:57,583 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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)
[2024-08-13 21:07:57,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:57,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states.
[2024-08-13 21:07:57,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:57,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:57,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2024-08-13 21:07:57,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:57,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2024-08-13 21:07:57,687 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-08-13 21:07:57,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-08-13 21:07:57,688 INFO L85 PathProgramCache]: Analyzing trace with hash -573388115, now seen corresponding path program 1 times
[2024-08-13 21:07:57,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-08-13 21:07:57,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041549949]
[2024-08-13 21:07:57,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-08-13 21:07:57,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-08-13 21:07:57,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-08-13 21:07:57,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-08-13 21:07:57,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-08-13 21:07:57,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041549949]
[2024-08-13 21:07:57,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041549949] provided 1 perfect and 0 imperfect interpolant sequences
[2024-08-13 21:07:57,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-08-13 21:07:57,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-08-13 21:07:57,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399597792]
[2024-08-13 21:07:57,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-08-13 21:07:57,756 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-08-13 21:07:57,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-08-13 21:07:57,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-08-13 21:07:57,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-08-13 21:07:57,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:57,757 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-08-13 21:07:57,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 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)
[2024-08-13 21:07:57,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:57,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states.
[2024-08-13 21:07:57,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:57,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:57,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:57,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2024-08-13 21:07:57,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:57,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-08-13 21:07:57,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2024-08-13 21:07:57,902 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-08-13 21:07:57,902 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-08-13 21:07:57,902 INFO L85 PathProgramCache]: Analyzing trace with hash -432945760, now seen corresponding path program 1 times
[2024-08-13 21:07:57,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-08-13 21:07:57,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836778488]
[2024-08-13 21:07:57,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-08-13 21:07:57,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-08-13 21:07:57,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-08-13 21:07:57,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-08-13 21:07:57,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-08-13 21:07:57,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836778488]
[2024-08-13 21:07:57,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836778488] provided 1 perfect and 0 imperfect interpolant sequences
[2024-08-13 21:07:57,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-08-13 21:07:57,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-08-13 21:07:57,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391675689]
[2024-08-13 21:07:57,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-08-13 21:07:57,973 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-08-13 21:07:57,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-08-13 21:07:57,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-08-13 21:07:57,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-08-13 21:07:57,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:57,974 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-08-13 21:07:57,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 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)
[2024-08-13 21:07:57,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:57,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states.
[2024-08-13 21:07:57,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:57,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states.
[2024-08-13 21:07:57,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-08-13 21:07:58,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:58,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2024-08-13 21:07:58,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-08-13 21:07:58,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2024-08-13 21:07:58,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-08-13 21:07:58,254 INFO L805 garLoopResultBuilder]: Registering result SAFE for location readerErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-08-13 21:07:58,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2024-08-13 21:07:58,255 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1]
[2024-08-13 21:07:58,256 INFO L308 ceAbstractionStarter]: Result for error location readerThread1of1ForFork3 was SAFE (2/3)
[2024-08-13 21:07:58,260 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-08-13 21:07:58,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-08-13 21:07:58,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-08-13 21:07:58,262 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2024-08-13 21:07:58,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process
[2024-08-13 21:07:58,268 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-08-13 21:07:58,268 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2024-08-13 21:07:58,269 INFO L357 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, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@5a4befbc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-08-13 21:07:58,269 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2024-08-13 21:07:58,563 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 4 remaining)
[2024-08-13 21:07:58,564 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining)
[2024-08-13 21:07:58,564 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining)
[2024-08-13 21:07:58,564 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining)
[2024-08-13 21:07:58,565 INFO L445 BasicCegarLoop]: Path program histogram: []
[2024-08-13 21:07:58,566 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE (3/3)
[2024-08-13 21:07:58,566 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-08-13 21:07:58,566 INFO L179 ceAbstractionStarter]: Computing trace abstraction results
[2024-08-13 21:07:58,570 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.08 09:07:58 BasicIcfg
[2024-08-13 21:07:58,570 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-08-13 21:07:58,571 INFO L158 Benchmark]: Toolchain (without parser) took 5589.23ms. Allocated memory was 167.8MB in the beginning and 207.6MB in the end (delta: 39.8MB). Free memory was 115.1MB in the beginning and 146.1MB in the end (delta: -31.0MB). Peak memory consumption was 100.3MB. Max. memory is 16.1GB.
[2024-08-13 21:07:58,571 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 100.7MB. Free memory was 65.3MB in the beginning and 65.3MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-08-13 21:07:58,571 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 167.8MB. Free memory was 118.4MB in the beginning and 117.8MB in the end (delta: 612.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-08-13 21:07:58,572 INFO L158 Benchmark]: CACSL2BoogieTranslator took 516.43ms. Allocated memory is still 167.8MB. Free memory was 114.5MB in the beginning and 92.6MB in the end (delta: 21.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB.
[2024-08-13 21:07:58,572 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.85ms. Allocated memory is still 167.8MB. Free memory was 92.0MB in the beginning and 136.8MB in the end (delta: -44.8MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB.
[2024-08-13 21:07:58,572 INFO L158 Benchmark]: Boogie Preprocessor took 52.60ms. Allocated memory is still 167.8MB. Free memory was 136.8MB in the beginning and 135.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-08-13 21:07:58,573 INFO L158 Benchmark]: RCFGBuilder took 548.46ms. Allocated memory is still 167.8MB. Free memory was 135.1MB in the beginning and 107.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB.
[2024-08-13 21:07:58,573 INFO L158 Benchmark]: TraceAbstraction took 4369.80ms. Allocated memory was 167.8MB in the beginning and 207.6MB in the end (delta: 39.8MB). Free memory was 106.8MB in the beginning and 146.1MB in the end (delta: -39.3MB). Peak memory consumption was 94.9MB. Max. memory is 16.1GB.
[2024-08-13 21:07:58,574 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.20ms. Allocated memory is still 100.7MB. Free memory was 65.3MB in the beginning and 65.3MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Parser took 0.16ms. Allocated memory is still 167.8MB. Free memory was 118.4MB in the beginning and 117.8MB in the end (delta: 612.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 516.43ms. Allocated memory is still 167.8MB. Free memory was 114.5MB in the beginning and 92.6MB in the end (delta: 21.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 93.85ms. Allocated memory is still 167.8MB. Free memory was 92.0MB in the beginning and 136.8MB in the end (delta: -44.8MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 52.60ms. Allocated memory is still 167.8MB. Free memory was 136.8MB in the beginning and 135.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 548.46ms. Allocated memory is still 167.8MB. Free memory was 135.1MB in the beginning and 107.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB.
* TraceAbstraction took 4369.80ms. Allocated memory was 167.8MB in the beginning and 207.6MB in the end (delta: 39.8MB). Free memory was 106.8MB in the beginning and 146.1MB in the end (delta: -39.3MB). Peak memory consumption was 94.9MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Independence relation #1 benchmarks
ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7901, independent: 7815, independent conditional: 6126, independent unconditional: 1689, dependent: 86, dependent conditional: 48, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7876, independent: 7815, independent conditional: 6126, independent unconditional: 1689, dependent: 61, dependent conditional: 23, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7876, independent: 7815, independent conditional: 6126, independent unconditional: 1689, dependent: 61, dependent conditional: 23, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7949, independent: 7815, independent conditional: 0, independent unconditional: 7815, dependent: 134, dependent conditional: 73, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7949, independent: 7815, independent conditional: 0, independent unconditional: 7815, dependent: 134, dependent conditional: 49, dependent unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7949, independent: 7815, independent conditional: 0, independent unconditional: 7815, dependent: 134, dependent conditional: 49, dependent unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1739, independent: 1689, independent conditional: 0, independent unconditional: 1689, dependent: 50, dependent conditional: 12, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1739, independent: 1663, independent conditional: 0, independent unconditional: 1663, dependent: 76, dependent conditional: 0, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 76, independent: 26, independent conditional: 0, independent unconditional: 26, dependent: 50, dependent conditional: 12, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 76, independent: 26, independent conditional: 0, independent unconditional: 26, dependent: 50, dependent conditional: 12, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 249, independent: 121, independent conditional: 0, independent unconditional: 121, dependent: 129, dependent conditional: 20, dependent unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7949, independent: 6126, independent conditional: 0, independent unconditional: 6126, dependent: 84, dependent conditional: 37, dependent unconditional: 47, unknown: 1739, unknown conditional: 12, unknown unconditional: 1727] , Statistics on independence cache: Total cache size (in pairs): 1739, Positive cache size: 1689, Positive conditional cache size: 0, Positive unconditional cache size: 1689, Negative cache size: 50, Negative conditional cache size: 12, Negative unconditional cache size: 38, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 24, Maximal queried relation: 4, Independence queries for same thread: 25
- StatisticsResult: Persistent set benchmarks
Persistent set computation time: 0.4s, Number of persistent set computation: 680, Number of trivial persistent sets: 251, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1727, independent: 1689, independent conditional: 0, independent unconditional: 1689, dependent: 38, dependent conditional: 0, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7901, independent: 7815, independent conditional: 6126, independent unconditional: 1689, dependent: 86, dependent conditional: 48, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7876, independent: 7815, independent conditional: 6126, independent unconditional: 1689, dependent: 61, dependent conditional: 23, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7876, independent: 7815, independent conditional: 6126, independent unconditional: 1689, dependent: 61, dependent conditional: 23, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7949, independent: 7815, independent conditional: 0, independent unconditional: 7815, dependent: 134, dependent conditional: 73, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7949, independent: 7815, independent conditional: 0, independent unconditional: 7815, dependent: 134, dependent conditional: 49, dependent unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7949, independent: 7815, independent conditional: 0, independent unconditional: 7815, dependent: 134, dependent conditional: 49, dependent unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1739, independent: 1689, independent conditional: 0, independent unconditional: 1689, dependent: 50, dependent conditional: 12, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1739, independent: 1663, independent conditional: 0, independent unconditional: 1663, dependent: 76, dependent conditional: 0, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 76, independent: 26, independent conditional: 0, independent unconditional: 26, dependent: 50, dependent conditional: 12, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 76, independent: 26, independent conditional: 0, independent unconditional: 26, dependent: 50, dependent conditional: 12, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 249, independent: 121, independent conditional: 0, independent unconditional: 121, dependent: 129, dependent conditional: 20, dependent unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7949, independent: 6126, independent conditional: 0, independent unconditional: 6126, dependent: 84, dependent conditional: 37, dependent unconditional: 47, unknown: 1739, unknown conditional: 12, unknown unconditional: 1727] , Statistics on independence cache: Total cache size (in pairs): 1739, Positive cache size: 1689, Positive conditional cache size: 0, Positive unconditional cache size: 1689, Negative cache size: 50, Negative conditional cache size: 12, Negative unconditional cache size: 38, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 24, Maximal queried relation: 4, Independence queries for same thread: 25
- StatisticsResult: Independence relation #1 benchmarks
ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5149, independent: 5069, independent conditional: 3545, independent unconditional: 1524, dependent: 80, dependent conditional: 43, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5121, independent: 5069, independent conditional: 3545, independent unconditional: 1524, dependent: 52, dependent conditional: 15, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5121, independent: 5069, independent conditional: 3545, independent unconditional: 1524, dependent: 52, dependent conditional: 15, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5176, independent: 5069, independent conditional: 0, independent unconditional: 5069, dependent: 107, dependent conditional: 55, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5176, independent: 5069, independent conditional: 0, independent unconditional: 5069, dependent: 107, dependent conditional: 40, dependent unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5176, independent: 5069, independent conditional: 0, independent unconditional: 5069, dependent: 107, dependent conditional: 40, dependent unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1571, independent: 1524, independent conditional: 0, independent unconditional: 1524, dependent: 47, dependent conditional: 10, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1571, independent: 1498, independent conditional: 0, independent unconditional: 1498, dependent: 73, dependent conditional: 0, dependent unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 73, independent: 26, independent conditional: 0, independent unconditional: 26, dependent: 47, dependent conditional: 10, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, independent: 26, independent conditional: 0, independent unconditional: 26, dependent: 47, dependent conditional: 10, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 160, independent: 79, independent conditional: 0, independent unconditional: 79, dependent: 81, dependent conditional: 12, dependent unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5176, independent: 3545, independent conditional: 0, independent unconditional: 3545, dependent: 60, dependent conditional: 30, dependent unconditional: 30, unknown: 1571, unknown conditional: 10, unknown unconditional: 1561] , Statistics on independence cache: Total cache size (in pairs): 1571, Positive cache size: 1524, Positive conditional cache size: 0, Positive unconditional cache size: 1524, Negative cache size: 47, Negative conditional cache size: 10, Negative unconditional cache size: 37, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 15, Maximal queried relation: 4, Independence queries for same thread: 28
- StatisticsResult: Persistent set benchmarks
Persistent set computation time: 0.2s, Number of persistent set computation: 337, Number of trivial persistent sets: 96, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1561, independent: 1524, independent conditional: 0, independent unconditional: 1524, dependent: 37, dependent conditional: 0, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5149, independent: 5069, independent conditional: 3545, independent unconditional: 1524, dependent: 80, dependent conditional: 43, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5121, independent: 5069, independent conditional: 3545, independent unconditional: 1524, dependent: 52, dependent conditional: 15, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5121, independent: 5069, independent conditional: 3545, independent unconditional: 1524, dependent: 52, dependent conditional: 15, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5176, independent: 5069, independent conditional: 0, independent unconditional: 5069, dependent: 107, dependent conditional: 55, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5176, independent: 5069, independent conditional: 0, independent unconditional: 5069, dependent: 107, dependent conditional: 40, dependent unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5176, independent: 5069, independent conditional: 0, independent unconditional: 5069, dependent: 107, dependent conditional: 40, dependent unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1571, independent: 1524, independent conditional: 0, independent unconditional: 1524, dependent: 47, dependent conditional: 10, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1571, independent: 1498, independent conditional: 0, independent unconditional: 1498, dependent: 73, dependent conditional: 0, dependent unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 73, independent: 26, independent conditional: 0, independent unconditional: 26, dependent: 47, dependent conditional: 10, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, independent: 26, independent conditional: 0, independent unconditional: 26, dependent: 47, dependent conditional: 10, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 160, independent: 79, independent conditional: 0, independent unconditional: 79, dependent: 81, dependent conditional: 12, dependent unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5176, independent: 3545, independent conditional: 0, independent unconditional: 3545, dependent: 60, dependent conditional: 30, dependent unconditional: 30, unknown: 1571, unknown conditional: 10, unknown unconditional: 1561] , Statistics on independence cache: Total cache size (in pairs): 1571, Positive cache size: 1524, Positive conditional cache size: 0, Positive unconditional cache size: 1524, Negative cache size: 47, Negative conditional cache size: 10, Negative unconditional cache size: 37, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 15, Maximal queried relation: 4, Independence queries for same thread: 28
- StatisticsResult: Independence relation #1 benchmarks
ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5211, independent: 5084, independent conditional: 3669, independent unconditional: 1415, dependent: 127, dependent conditional: 100, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5163, independent: 5084, independent conditional: 3669, independent unconditional: 1415, dependent: 79, dependent conditional: 52, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5163, independent: 5084, independent conditional: 3669, independent unconditional: 1415, dependent: 79, dependent conditional: 52, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5163, independent: 5084, independent conditional: 0, independent unconditional: 5084, dependent: 79, dependent conditional: 0, dependent unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5163, independent: 5084, independent conditional: 0, independent unconditional: 5084, dependent: 79, dependent conditional: 0, dependent unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5163, independent: 5084, independent conditional: 0, independent unconditional: 5084, dependent: 79, dependent conditional: 0, dependent unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1442, independent: 1415, independent conditional: 0, independent unconditional: 1415, dependent: 27, dependent conditional: 0, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1442, independent: 1392, independent conditional: 0, independent unconditional: 1392, dependent: 50, dependent conditional: 0, dependent unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 50, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 27, dependent conditional: 0, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 27, dependent conditional: 0, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, independent: 57, independent conditional: 0, independent unconditional: 57, dependent: 40, dependent conditional: 0, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5163, independent: 3669, independent conditional: 0, independent unconditional: 3669, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 1442, unknown conditional: 0, unknown unconditional: 1442] , Statistics on independence cache: Total cache size (in pairs): 1442, Positive cache size: 1415, Positive conditional cache size: 0, Positive unconditional cache size: 1415, Negative cache size: 27, Negative conditional cache size: 0, Negative unconditional cache size: 27, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 48
- StatisticsResult: Persistent set benchmarks
Persistent set computation time: 0.2s, Number of persistent set computation: 1106, Number of trivial persistent sets: 1106, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1442, independent: 1415, independent conditional: 0, independent unconditional: 1415, dependent: 27, dependent conditional: 0, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5211, independent: 5084, independent conditional: 3669, independent unconditional: 1415, dependent: 127, dependent conditional: 100, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5163, independent: 5084, independent conditional: 3669, independent unconditional: 1415, dependent: 79, dependent conditional: 52, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5163, independent: 5084, independent conditional: 3669, independent unconditional: 1415, dependent: 79, dependent conditional: 52, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5163, independent: 5084, independent conditional: 0, independent unconditional: 5084, dependent: 79, dependent conditional: 0, dependent unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5163, independent: 5084, independent conditional: 0, independent unconditional: 5084, dependent: 79, dependent conditional: 0, dependent unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5163, independent: 5084, independent conditional: 0, independent unconditional: 5084, dependent: 79, dependent conditional: 0, dependent unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1442, independent: 1415, independent conditional: 0, independent unconditional: 1415, dependent: 27, dependent conditional: 0, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1442, independent: 1392, independent conditional: 0, independent unconditional: 1392, dependent: 50, dependent conditional: 0, dependent unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 50, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 27, dependent conditional: 0, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 27, dependent conditional: 0, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, independent: 57, independent conditional: 0, independent unconditional: 57, dependent: 40, dependent conditional: 0, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5163, independent: 3669, independent conditional: 0, independent unconditional: 3669, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 1442, unknown conditional: 0, unknown unconditional: 1442] , Statistics on independence cache: Total cache size (in pairs): 1442, Positive cache size: 1415, Positive conditional cache size: 0, Positive unconditional cache size: 1415, Negative cache size: 27, Negative conditional cache size: 0, Negative unconditional cache size: 27, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 48
- PositiveResult [Line: 710]: a call to reach_error is unreachable
For all program executions holds that a call to reach_error is unreachable at this location
- StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: readerThread1of1ForFork2 with 1 thread instances
CFG has 7 procedures, 76 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.6s, 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: 34, 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, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 148 NumberOfCodeBlocks, 148 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 143 ConstructedInterpolants, 0 QuantifiedInterpolants, 311 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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
- StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: readerThread1of1ForFork3 with 1 thread instances
CFG has 7 procedures, 76 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.9s, 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: 31, 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, 0.3s InterpolantComputationTime, 106 NumberOfCodeBlocks, 106 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 101 ConstructedInterpolants, 0 QuantifiedInterpolants, 243 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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
- StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances
CFG has 7 procedures, 76 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, 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: 0, 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: No data available, ReuseStatistics: No data available
- AllSpecificationsHoldResult: All specifications hold
1 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-08-13 21:07:58,605 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0
[2024-08-13 21:07:58,808 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0
[2024-08-13 21:07:59,008 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
[2024-08-13 21:07:59,208 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-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
Writing output log to file Ultimate.log
Result:
TRUE