./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/race-4_1-thread_local_vars.yml/witness.yml --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 2cc22fce
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/ldv-races/race-4_1-thread_local_vars.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/race-4_1-thread_local_vars.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 --witnessparser.only.consider.loop.invariants false
--- Real Ultimate output ---
This is Ultimate 0.2.4-tmp.fs.goblint-validation-2cc22fc-m
[2024-07-22 20:30:39,538 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-07-22 20:30:39,597 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf
[2024-07-22 20:30:39,618 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-07-22 20:30:39,618 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-07-22 20:30:39,644 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-07-22 20:30:39,646 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-07-22 20:30:39,647 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-07-22 20:30:39,647 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-07-22 20:30:39,650 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-07-22 20:30:39,651 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-07-22 20:30:39,651 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-07-22 20:30:39,652 INFO L153 SettingsManager]: * Use SBE=true
[2024-07-22 20:30:39,653 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-07-22 20:30:39,653 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-07-22 20:30:39,654 INFO L153 SettingsManager]: * sizeof long=4
[2024-07-22 20:30:39,654 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-07-22 20:30:39,654 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-07-22 20:30:39,654 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-07-22 20:30:39,654 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-07-22 20:30:39,655 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-07-22 20:30:39,655 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-07-22 20:30:39,655 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-07-22 20:30:39,656 INFO L153 SettingsManager]: * sizeof long double=12
[2024-07-22 20:30:39,656 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-07-22 20:30:39,656 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-07-22 20:30:39,657 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-07-22 20:30:39,657 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-07-22 20:30:39,657 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-07-22 20:30:39,657 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-07-22 20:30:39,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-07-22 20:30:39,658 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-07-22 20:30:39,659 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-07-22 20:30:39,659 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-07-22 20:30:39,659 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-07-22 20:30:39,659 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP
[2024-07-22 20:30:39,659 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-07-22 20:30:39,660 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-07-22 20:30:39,660 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-07-22 20:30:39,660 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2024-07-22 20:30:39,660 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2024-07-22 20:30:39,661 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2024-07-22 20:30:39,661 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false
[2024-07-22 20:30:39,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-07-22 20:30:39,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-07-22 20:30:39,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-07-22 20:30:39,911 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-07-22 20:30:39,911 INFO L274 PluginConnector]: CDTParser initialized
[2024-07-22 20:30:39,912 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i
[2024-07-22 20:30:41,075 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-07-22 20:30:41,290 INFO L384 CDTParser]: Found 1 translation units.
[2024-07-22 20:30:41,291 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i
[2024-07-22 20:30:41,313 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/08b23f856/db25f603872447adb91dc94831b04d3c/FLAG7dfb40b83
[2024-07-22 20:30:41,327 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/08b23f856/db25f603872447adb91dc94831b04d3c
[2024-07-22 20:30:41,329 INFO L270 PluginConnector]: Initializing Witness Parser...
[2024-07-22 20:30:41,329 INFO L274 PluginConnector]: Witness Parser initialized
[2024-07-22 20:30:41,331 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/race-4_1-thread_local_vars.yml/witness.yml
[2024-07-22 20:30:41,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-07-22 20:30:41,404 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements.
[2024-07-22 20:30:41,407 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-07-22 20:30:41,407 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-07-22 20:30:41,411 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-07-22 20:30:41,411 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 08:30:41" (1/2) ...
[2024-07-22 20:30:41,414 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48dc1aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:30:41, skipping insertion in model container
[2024-07-22 20:30:41,414 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 08:30:41" (1/2) ...
[2024-07-22 20:30:41,415 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1c6bd830 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:30:41, skipping insertion in model container
[2024-07-22 20:30:41,416 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 08:30:41" (2/2) ...
[2024-07-22 20:30:41,416 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48dc1aa and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:30:41, skipping insertion in model container
[2024-07-22 20:30:41,417 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 08:30:41" (2/2) ...
[2024-07-22 20:30:41,417 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness
[2024-07-22 20:30:41,462 INFO L95 edCorrectnessWitness]: Found the following entries in the witness:
[2024-07-22 20:30:41,463 INFO L97 edCorrectnessWitness]: Location invariant before [L1781-L1781] (! multithreaded || (ldv_usb_state == 0 || ldv_usb_state == 1)) && (! multithreaded || ((((pdev == 1 || pdev == 5) || pdev == 6) || pdev == 8) || pdev == 9))
[2024-07-22 20:30:41,463 INFO L97 edCorrectnessWitness]: Location invariant before [L1719-L1719] (! multithreaded || (ldv_usb_state == 0 || ldv_usb_state == 1)) && (! multithreaded || ((((pdev == 1 || pdev == 5) || pdev == 6) || pdev == 8) || pdev == 9))
[2024-07-22 20:30:41,463 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0
[2024-07-22 20:30:41,464 INFO L103 edCorrectnessWitness]: ghost_variable mutex_locked = 0
[2024-07-22 20:30:41,464 INFO L106 edCorrectnessWitness]: ghost_update [L1698-L1698] mutex_locked = 1;
[2024-07-22 20:30:41,464 INFO L106 edCorrectnessWitness]: ghost_update [L1701-L1701] mutex_locked = 0;
[2024-07-22 20:30:41,465 INFO L106 edCorrectnessWitness]: ghost_update [L1780-L1780] multithreaded = 1;
[2024-07-22 20:30:41,545 INFO L177 MainTranslator]: Built tables and reachable declarations
[2024-07-22 20:30:41,992 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i[76081,76094]
[2024-07-22 20:30:42,025 INFO L207 PostProcessor]: Analyzing one entry point: main
[2024-07-22 20:30:42,054 INFO L202 MainTranslator]: Completed pre-run
Start Parsing Local
Start Parsing Local
[2024-07-22 20:30:42,128 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i[76081,76094]
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
[2024-07-22 20:30:42,155 INFO L207 PostProcessor]: Analyzing one entry point: main
[2024-07-22 20:30:42,221 INFO L206 MainTranslator]: Completed translation
[2024-07-22 20:30:42,222 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:30:42 WrapperNode
[2024-07-22 20:30:42,222 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-07-22 20:30:42,223 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-07-22 20:30:42,223 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-07-22 20:30:42,223 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-07-22 20:30:42,228 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 22.07 08:30:42" (1/1) ...
[2024-07-22 20:30:42,259 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 22.07 08:30:42" (1/1) ...
[2024-07-22 20:30:42,292 INFO L138 Inliner]: procedures = 487, calls = 36, calls flagged for inlining = 15, calls inlined = 15, statements flattened = 211
[2024-07-22 20:30:42,292 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-07-22 20:30:42,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-07-22 20:30:42,293 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-07-22 20:30:42,293 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-07-22 20:30:42,300 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:30:42" (1/1) ...
[2024-07-22 20:30:42,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:30:42" (1/1) ...
[2024-07-22 20:30:42,305 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:30:42" (1/1) ...
[2024-07-22 20:30:42,305 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:30:42" (1/1) ...
[2024-07-22 20:30:42,323 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:30:42" (1/1) ...
[2024-07-22 20:30:42,326 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:30:42" (1/1) ...
[2024-07-22 20:30:42,329 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:30:42" (1/1) ...
[2024-07-22 20:30:42,340 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:30:42" (1/1) ...
[2024-07-22 20:30:42,344 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-07-22 20:30:42,354 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-07-22 20:30:42,354 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-07-22 20:30:42,354 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-07-22 20:30:42,355 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:30:42" (1/1) ...
[2024-07-22 20:30:42,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-07-22 20:30:42,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-07-22 20:30:42,379 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)
[2024-07-22 20:30:42,385 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
[2024-07-22 20:30:42,407 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb
[2024-07-22 20:30:42,408 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb
[2024-07-22 20:30:42,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-07-22 20:30:42,408 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k
[2024-07-22 20:30:42,408 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k
[2024-07-22 20:30:42,408 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock
[2024-07-22 20:30:42,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-07-22 20:30:42,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2024-07-22 20:30:42,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-07-22 20:30:42,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-07-22 20:30:42,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2024-07-22 20:30:42,409 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock
[2024-07-22 20:30:42,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2024-07-22 20:30:42,410 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement
[2024-07-22 20:30:42,623 INFO L244 CfgBuilder]: Building ICFG
[2024-07-22 20:30:42,626 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-07-22 20:30:42,859 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program.
[2024-07-22 20:30:42,859 INFO L293 CfgBuilder]: Performing block encoding
[2024-07-22 20:30:42,969 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-07-22 20:30:42,969 INFO L320 CfgBuilder]: Removed 2 assume(true) statements.
[2024-07-22 20:30:42,970 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 08:30:42 BoogieIcfgContainer
[2024-07-22 20:30:42,970 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-07-22 20:30:42,973 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-07-22 20:30:42,973 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-07-22 20:30:42,975 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-07-22 20:30:42,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 08:30:41" (1/4) ...
[2024-07-22 20:30:42,977 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56acb02e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 08:30:42, skipping insertion in model container
[2024-07-22 20:30:42,978 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 08:30:41" (2/4) ...
[2024-07-22 20:30:42,979 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56acb02e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 22.07 08:30:42, skipping insertion in model container
[2024-07-22 20:30:42,979 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:30:42" (3/4) ...
[2024-07-22 20:30:42,979 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56acb02e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 22.07 08:30:42, skipping insertion in model container
[2024-07-22 20:30:42,979 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 08:30:42" (4/4) ...
[2024-07-22 20:30:42,980 INFO L112 eAbstractionObserver]: Analyzing ICFG race-4_1-thread_local_vars.i
[2024-07-22 20:30:42,994 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-07-22 20:30:42,995 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations.
[2024-07-22 20:30:42,995 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-07-22 20:30:43,055 INFO L144 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions.
[2024-07-22 20:30:43,098 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-07-22 20:30:43,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-07-22 20:30:43,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-07-22 20:30:43,238 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)
[2024-07-22 20:30:43,240 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
[2024-07-22 20:30:43,275 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-07-22 20:30:43,334 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2024-07-22 20:30:43,360 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;@40067bf2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-07-22 20:30:43,376 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations.
[2024-07-22 20:30:43,391 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] ===
[2024-07-22 20:30:43,396 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-07-22 20:30:43,396 INFO L85 PathProgramCache]: Analyzing trace with hash 553144, now seen corresponding path program 1 times
[2024-07-22 20:30:43,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-07-22 20:30:43,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255688635]
[2024-07-22 20:30:43,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-07-22 20:30:43,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-07-22 20:30:43,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-07-22 20:30:43,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-07-22 20:30:43,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-07-22 20:30:43,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255688635]
[2024-07-22 20:30:43,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255688635] provided 1 perfect and 0 imperfect interpolant sequences
[2024-07-22 20:30:43,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-07-22 20:30:43,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-07-22 20:30:43,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102992298]
[2024-07-22 20:30:43,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-07-22 20:30:43,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-07-22 20:30:43,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-07-22 20:30:43,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-07-22 20:30:43,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-07-22 20:30:43,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:43,727 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-07-22 20:30:43,728 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 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)
[2024-07-22 20:30:43,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:43,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:43,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-07-22 20:30:43,822 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] ===
[2024-07-22 20:30:43,823 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-07-22 20:30:43,823 INFO L85 PathProgramCache]: Analyzing trace with hash 1431461741, now seen corresponding path program 1 times
[2024-07-22 20:30:43,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-07-22 20:30:43,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141189364]
[2024-07-22 20:30:43,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-07-22 20:30:43,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-07-22 20:30:43,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-07-22 20:30:43,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-07-22 20:30:43,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-07-22 20:30:43,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141189364]
[2024-07-22 20:30:43,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141189364] provided 1 perfect and 0 imperfect interpolant sequences
[2024-07-22 20:30:43,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-07-22 20:30:43,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-07-22 20:30:43,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984960706]
[2024-07-22 20:30:43,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-07-22 20:30:43,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-07-22 20:30:43,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-07-22 20:30:43,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-07-22 20:30:43,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-07-22 20:30:43,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:43,944 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-07-22 20:30:43,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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)
[2024-07-22 20:30:43,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:43,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:44,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:44,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining)
[2024-07-22 20:30:44,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining)
[2024-07-22 20:30:44,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 5 remaining)
[2024-07-22 20:30:44,812 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (1 of 5 remaining)
[2024-07-22 20:30:44,812 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining)
[2024-07-22 20:30:44,812 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-07-22 20:30:44,823 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1]
[2024-07-22 20:30:44,826 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE (1/3)
[2024-07-22 20:30:44,836 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-07-22 20:30:44,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-07-22 20:30:44,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-07-22 20:30:44,866 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)
[2024-07-22 20:30:44,871 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-07-22 20:30:44,871 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread_ath9kThread1of1ForFork1 ========
[2024-07-22 20:30:44,871 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;@40067bf2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-07-22 20:30:44,871 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-07-22 20:30:44,887 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
[2024-07-22 20:30:44,917 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-07-22 20:30:44,918 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-07-22 20:30:44,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1058871501, now seen corresponding path program 1 times
[2024-07-22 20:30:44,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-07-22 20:30:44,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206916388]
[2024-07-22 20:30:44,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-07-22 20:30:44,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-07-22 20:30:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-07-22 20:30:45,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-07-22 20:30:45,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-07-22 20:30:45,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206916388]
[2024-07-22 20:30:45,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206916388] provided 1 perfect and 0 imperfect interpolant sequences
[2024-07-22 20:30:45,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-07-22 20:30:45,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-07-22 20:30:45,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194082882]
[2024-07-22 20:30:45,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-07-22 20:30:45,035 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-07-22 20:30:45,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-07-22 20:30:45,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-07-22 20:30:45,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-07-22 20:30:45,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:45,036 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-07-22 20:30:45,036 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 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)
[2024-07-22 20:30:45,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:45,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:45,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-07-22 20:30:45,070 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-07-22 20:30:45,070 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-07-22 20:30:45,070 INFO L85 PathProgramCache]: Analyzing trace with hash -355199806, now seen corresponding path program 1 times
[2024-07-22 20:30:45,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-07-22 20:30:45,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115855614]
[2024-07-22 20:30:45,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-07-22 20:30:45,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-07-22 20:30:45,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-07-22 20:30:45,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-07-22 20:30:45,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-07-22 20:30:45,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115855614]
[2024-07-22 20:30:45,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115855614] provided 1 perfect and 0 imperfect interpolant sequences
[2024-07-22 20:30:45,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-07-22 20:30:45,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-07-22 20:30:45,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768498952]
[2024-07-22 20:30:45,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-07-22 20:30:45,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-07-22 20:30:45,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-07-22 20:30:45,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-07-22 20:30:45,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-07-22 20:30:45,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:45,168 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-07-22 20:30:45,168 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 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)
[2024-07-22 20:30:45,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:45,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:45,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:45,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:45,239 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-07-22 20:30:45,240 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-07-22 20:30:45,240 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-07-22 20:30:45,240 INFO L85 PathProgramCache]: Analyzing trace with hash -528598093, now seen corresponding path program 1 times
[2024-07-22 20:30:45,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-07-22 20:30:45,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273911011]
[2024-07-22 20:30:45,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-07-22 20:30:45,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-07-22 20:30:45,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-07-22 20:30:45,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-07-22 20:30:45,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-07-22 20:30:45,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273911011]
[2024-07-22 20:30:45,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273911011] provided 1 perfect and 0 imperfect interpolant sequences
[2024-07-22 20:30:45,299 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-07-22 20:30:45,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-07-22 20:30:45,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179167091]
[2024-07-22 20:30:45,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-07-22 20:30:45,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-07-22 20:30:45,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-07-22 20:30:45,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-07-22 20:30:45,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-07-22 20:30:45,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:45,301 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-07-22 20:30:45,301 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)
[2024-07-22 20:30:45,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:45,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:45,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:45,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:45,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:45,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:45,356 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-07-22 20:30:45,356 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-07-22 20:30:45,356 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-07-22 20:30:45,356 INFO L85 PathProgramCache]: Analyzing trace with hash 1373747798, now seen corresponding path program 1 times
[2024-07-22 20:30:45,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-07-22 20:30:45,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455373159]
[2024-07-22 20:30:45,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-07-22 20:30:45,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-07-22 20:30:45,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-07-22 20:30:45,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-07-22 20:30:45,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-07-22 20:30:45,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455373159]
[2024-07-22 20:30:45,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455373159] provided 1 perfect and 0 imperfect interpolant sequences
[2024-07-22 20:30:45,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-07-22 20:30:45,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-07-22 20:30:45,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187932301]
[2024-07-22 20:30:45,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-07-22 20:30:45,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-07-22 20:30:45,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-07-22 20:30:45,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-07-22 20:30:45,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-07-22 20:30:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:45,438 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-07-22 20:30:45,438 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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)
[2024-07-22 20:30:45,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:45,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:45,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:45,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:46,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:46,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:46,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:46,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:46,045 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-07-22 20:30:46,045 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-07-22 20:30:46,047 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1]
[2024-07-22 20:30:46,047 INFO L308 ceAbstractionStarter]: Result for error location thread_ath9kThread1of1ForFork1 was SAFE (2/3)
[2024-07-22 20:30:46,051 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-07-22 20:30:46,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-07-22 20:30:46,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-07-22 20:30:46,065 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)
[2024-07-22 20:30:46,070 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-07-22 20:30:46,070 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread_usbThread1of1ForFork0 ========
[2024-07-22 20:30:46,070 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;@40067bf2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-07-22 20:30:46,070 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2024-07-22 20:30:46,071 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
[2024-07-22 20:30:46,105 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION === [thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONWITNESS_INVARIANT, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] ===
[2024-07-22 20:30:46,106 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-07-22 20:30:46,106 INFO L85 PathProgramCache]: Analyzing trace with hash -2055512781, now seen corresponding path program 1 times
[2024-07-22 20:30:46,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-07-22 20:30:46,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753262895]
[2024-07-22 20:30:46,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-07-22 20:30:46,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-07-22 20:30:46,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-07-22 20:30:46,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-07-22 20:30:46,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-07-22 20:30:46,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753262895]
[2024-07-22 20:30:46,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753262895] provided 1 perfect and 0 imperfect interpolant sequences
[2024-07-22 20:30:46,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-07-22 20:30:46,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-07-22 20:30:46,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469484008]
[2024-07-22 20:30:46,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-07-22 20:30:46,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-07-22 20:30:46,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-07-22 20:30:46,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-07-22 20:30:46,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-07-22 20:30:46,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:46,177 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-07-22 20:30:46,177 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 2 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)
[2024-07-22 20:30:46,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:46,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:46,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-07-22 20:30:46,198 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION === [thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONWITNESS_INVARIANT, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] ===
[2024-07-22 20:30:46,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-07-22 20:30:46,198 INFO L85 PathProgramCache]: Analyzing trace with hash 1866071070, now seen corresponding path program 1 times
[2024-07-22 20:30:46,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-07-22 20:30:46,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799398356]
[2024-07-22 20:30:46,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-07-22 20:30:46,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-07-22 20:30:46,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-07-22 20:30:46,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-07-22 20:30:46,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-07-22 20:30:46,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799398356]
[2024-07-22 20:30:46,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799398356] provided 1 perfect and 0 imperfect interpolant sequences
[2024-07-22 20:30:46,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-07-22 20:30:46,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-07-22 20:30:46,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221772793]
[2024-07-22 20:30:46,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-07-22 20:30:46,244 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-07-22 20:30:46,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-07-22 20:30:46,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-07-22 20:30:46,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-07-22 20:30:46,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:46,245 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-07-22 20:30:46,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) 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)
[2024-07-22 20:30:46,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:46,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:46,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:46,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:46,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2024-07-22 20:30:46,275 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION === [thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONWITNESS_INVARIANT, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] ===
[2024-07-22 20:30:46,275 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-07-22 20:30:46,275 INFO L85 PathProgramCache]: Analyzing trace with hash 512205011, now seen corresponding path program 1 times
[2024-07-22 20:30:46,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-07-22 20:30:46,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120357766]
[2024-07-22 20:30:46,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-07-22 20:30:46,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-07-22 20:30:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-07-22 20:30:46,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-07-22 20:30:46,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-07-22 20:30:46,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120357766]
[2024-07-22 20:30:46,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120357766] provided 1 perfect and 0 imperfect interpolant sequences
[2024-07-22 20:30:46,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-07-22 20:30:46,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-07-22 20:30:46,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278848087]
[2024-07-22 20:30:46,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-07-22 20:30:46,335 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-07-22 20:30:46,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-07-22 20:30:46,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-07-22 20:30:46,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-07-22 20:30:46,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:46,335 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-07-22 20:30:46,335 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 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)
[2024-07-22 20:30:46,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:46,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:46,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:46,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:46,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:46,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:46,364 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2024-07-22 20:30:46,364 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION === [thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONWITNESS_INVARIANT, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] ===
[2024-07-22 20:30:46,365 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-07-22 20:30:46,365 INFO L85 PathProgramCache]: Analyzing trace with hash 2000125750, now seen corresponding path program 1 times
[2024-07-22 20:30:46,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-07-22 20:30:46,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796428329]
[2024-07-22 20:30:46,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-07-22 20:30:46,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-07-22 20:30:46,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-07-22 20:30:46,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-07-22 20:30:46,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-07-22 20:30:46,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796428329]
[2024-07-22 20:30:46,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796428329] provided 1 perfect and 0 imperfect interpolant sequences
[2024-07-22 20:30:46,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-07-22 20:30:46,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-07-22 20:30:46,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955516188]
[2024-07-22 20:30:46,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-07-22 20:30:46,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-07-22 20:30:46,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-07-22 20:30:46,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-07-22 20:30:46,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-07-22 20:30:46,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:46,411 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-07-22 20:30:46,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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)
[2024-07-22 20:30:46,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:46,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:46,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:46,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:46,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:46,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:46,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:46,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:46,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2024-07-22 20:30:46,577 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread_usbThread1of1ForFork0Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONWITNESS_INVARIANT, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] ===
[2024-07-22 20:30:46,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-07-22 20:30:46,577 INFO L85 PathProgramCache]: Analyzing trace with hash -923734754, now seen corresponding path program 1 times
[2024-07-22 20:30:46,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-07-22 20:30:46,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862897621]
[2024-07-22 20:30:46,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-07-22 20:30:46,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-07-22 20:30:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-07-22 20:30:46,622 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-07-22 20:30:46,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-07-22 20:30:46,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862897621]
[2024-07-22 20:30:46,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862897621] provided 1 perfect and 0 imperfect interpolant sequences
[2024-07-22 20:30:46,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-07-22 20:30:46,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-07-22 20:30:46,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598616602]
[2024-07-22 20:30:46,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-07-22 20:30:46,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-07-22 20:30:46,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-07-22 20:30:46,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-07-22 20:30:46,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-07-22 20:30:46,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:46,624 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-07-22 20:30:46,624 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 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)
[2024-07-22 20:30:46,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:46,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:46,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:46,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:46,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:46,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:46,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:46,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:46,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:46,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:46,716 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2024-07-22 20:30:46,716 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread_usbErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONWITNESS_INVARIANT, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] ===
[2024-07-22 20:30:46,716 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-07-22 20:30:46,716 INFO L85 PathProgramCache]: Analyzing trace with hash -1173078054, now seen corresponding path program 1 times
[2024-07-22 20:30:46,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-07-22 20:30:46,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114514378]
[2024-07-22 20:30:46,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-07-22 20:30:46,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-07-22 20:30:46,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-07-22 20:30:46,784 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2024-07-22 20:30:46,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-07-22 20:30:46,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114514378]
[2024-07-22 20:30:46,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114514378] provided 1 perfect and 0 imperfect interpolant sequences
[2024-07-22 20:30:46,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-07-22 20:30:46,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-07-22 20:30:46,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955232638]
[2024-07-22 20:30:46,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-07-22 20:30:46,785 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-07-22 20:30:46,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-07-22 20:30:46,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-07-22 20:30:46,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-07-22 20:30:46,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:46,786 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-07-22 20:30:46,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 21.0) internal successors, (42), 3 states have internal predecessors, (42), 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)
[2024-07-22 20:30:46,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:46,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:46,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:46,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:46,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:46,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-07-22 20:30:47,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:47,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:47,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-07-22 20:30:47,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:47,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:47,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-07-22 20:30:47,208 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining)
[2024-07-22 20:30:47,208 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread_usbErr0ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining)
[2024-07-22 20:30:47,208 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 4 remaining)
[2024-07-22 20:30:47,208 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread_usbThread1of1ForFork0Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining)
[2024-07-22 20:30:47,208 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11
[2024-07-22 20:30:47,209 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1]
[2024-07-22 20:30:47,209 INFO L308 ceAbstractionStarter]: Result for error location thread_usbThread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE (3/3)
[2024-07-22 20:30:47,210 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-07-22 20:30:47,210 INFO L179 ceAbstractionStarter]: Computing trace abstraction results
[2024-07-22 20:30:47,212 INFO L507 ceAbstractionStarter]: Automizer considered 2 witness invariants
[2024-07-22 20:30:47,212 INFO L508 ceAbstractionStarter]: WitnessConsidered=2
[2024-07-22 20:30:47,212 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 08:30:47 BasicIcfg
[2024-07-22 20:30:47,213 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-07-22 20:30:47,213 INFO L158 Benchmark]: Toolchain (without parser) took 5808.87ms. Allocated memory was 172.0MB in the beginning and 297.8MB in the end (delta: 125.8MB). Free memory was 90.2MB in the beginning and 134.3MB in the end (delta: -44.1MB). Peak memory consumption was 135.7MB. Max. memory is 16.1GB.
[2024-07-22 20:30:47,213 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 172.0MB. Free memory was 123.2MB in the beginning and 123.0MB in the end (delta: 243.3kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-07-22 20:30:47,213 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 172.0MB. Free memory is still 93.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-07-22 20:30:47,213 INFO L158 Benchmark]: CACSL2BoogieTranslator took 815.40ms. Allocated memory was 172.0MB in the beginning and 209.7MB in the end (delta: 37.7MB). Free memory was 89.9MB in the beginning and 124.4MB in the end (delta: -34.5MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB.
[2024-07-22 20:30:47,213 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.85ms. Allocated memory is still 209.7MB. Free memory was 123.3MB in the beginning and 120.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-07-22 20:30:47,214 INFO L158 Benchmark]: Boogie Preprocessor took 51.32ms. Allocated memory is still 209.7MB. Free memory was 120.2MB in the beginning and 117.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-07-22 20:30:47,214 INFO L158 Benchmark]: RCFGBuilder took 615.85ms. Allocated memory is still 209.7MB. Free memory was 117.1MB in the beginning and 74.1MB in the end (delta: 43.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB.
[2024-07-22 20:30:47,214 INFO L158 Benchmark]: TraceAbstraction took 4239.94ms. Allocated memory was 209.7MB in the beginning and 297.8MB in the end (delta: 88.1MB). Free memory was 73.0MB in the beginning and 134.3MB in the end (delta: -61.3MB). Peak memory consumption was 79.3MB. Max. memory is 16.1GB.
[2024-07-22 20:30:47,215 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.44ms. Allocated memory is still 172.0MB. Free memory was 123.2MB in the beginning and 123.0MB in the end (delta: 243.3kB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Parser took 0.13ms. Allocated memory is still 172.0MB. Free memory is still 93.2MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 815.40ms. Allocated memory was 172.0MB in the beginning and 209.7MB in the end (delta: 37.7MB). Free memory was 89.9MB in the beginning and 124.4MB in the end (delta: -34.5MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 69.85ms. Allocated memory is still 209.7MB. Free memory was 123.3MB in the beginning and 120.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 51.32ms. Allocated memory is still 209.7MB. Free memory was 120.2MB in the beginning and 117.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* RCFGBuilder took 615.85ms. Allocated memory is still 209.7MB. Free memory was 117.1MB in the beginning and 74.1MB in the end (delta: 43.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB.
* TraceAbstraction took 4239.94ms. Allocated memory was 209.7MB in the beginning and 297.8MB in the end (delta: 88.1MB). Free memory was 73.0MB in the beginning and 134.3MB in the end (delta: -61.3MB). Peak memory consumption was 79.3MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Independence relation #1 benchmarks
ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 24603, independent: 21986, independent conditional: 17682, independent unconditional: 4304, dependent: 2617, dependent conditional: 2578, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22128, independent: 21986, independent conditional: 17682, independent unconditional: 4304, dependent: 142, dependent conditional: 103, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 22128, independent: 21986, independent conditional: 17682, independent unconditional: 4304, dependent: 142, dependent conditional: 103, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22277, independent: 21986, independent conditional: 46, independent unconditional: 21940, dependent: 291, dependent conditional: 103, dependent unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 22277, independent: 21986, independent conditional: 46, independent unconditional: 21940, dependent: 291, dependent conditional: 2, dependent unconditional: 289, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 22277, independent: 21986, independent conditional: 46, independent unconditional: 21940, dependent: 291, dependent conditional: 2, dependent unconditional: 289, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2951, independent: 2911, independent conditional: 5, independent unconditional: 2906, dependent: 40, dependent conditional: 1, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2951, independent: 2885, independent conditional: 0, independent unconditional: 2885, dependent: 66, dependent conditional: 0, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 66, independent: 26, independent conditional: 5, independent unconditional: 21, dependent: 40, dependent conditional: 1, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, independent: 26, independent conditional: 5, independent unconditional: 21, dependent: 40, dependent conditional: 1, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 184, independent: 96, independent conditional: 10, independent unconditional: 86, dependent: 89, dependent conditional: 4, dependent unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 22277, independent: 19075, independent conditional: 41, independent unconditional: 19034, dependent: 251, dependent conditional: 1, dependent unconditional: 250, unknown: 2951, unknown conditional: 6, unknown unconditional: 2945] , Statistics on independence cache: Total cache size (in pairs): 2951, Positive cache size: 2911, Positive conditional cache size: 5, Positive unconditional cache size: 2906, Negative cache size: 40, Negative conditional cache size: 1, Negative unconditional cache size: 39, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 101, Maximal queried relation: 1, Independence queries for same thread: 2475
- StatisticsResult: Persistent set benchmarks
Persistent set computation time: 0.4s, Number of persistent set computation: 3775, Number of trivial persistent sets: 3417, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4343, independent: 4304, independent conditional: 0, independent unconditional: 4304, dependent: 39, dependent conditional: 0, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 24603, independent: 21986, independent conditional: 17682, independent unconditional: 4304, dependent: 2617, dependent conditional: 2578, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22128, independent: 21986, independent conditional: 17682, independent unconditional: 4304, dependent: 142, dependent conditional: 103, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 22128, independent: 21986, independent conditional: 17682, independent unconditional: 4304, dependent: 142, dependent conditional: 103, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22277, independent: 21986, independent conditional: 46, independent unconditional: 21940, dependent: 291, dependent conditional: 103, dependent unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 22277, independent: 21986, independent conditional: 46, independent unconditional: 21940, dependent: 291, dependent conditional: 2, dependent unconditional: 289, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 22277, independent: 21986, independent conditional: 46, independent unconditional: 21940, dependent: 291, dependent conditional: 2, dependent unconditional: 289, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2951, independent: 2911, independent conditional: 5, independent unconditional: 2906, dependent: 40, dependent conditional: 1, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2951, independent: 2885, independent conditional: 0, independent unconditional: 2885, dependent: 66, dependent conditional: 0, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 66, independent: 26, independent conditional: 5, independent unconditional: 21, dependent: 40, dependent conditional: 1, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, independent: 26, independent conditional: 5, independent unconditional: 21, dependent: 40, dependent conditional: 1, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 184, independent: 96, independent conditional: 10, independent unconditional: 86, dependent: 89, dependent conditional: 4, dependent unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 22277, independent: 19075, independent conditional: 41, independent unconditional: 19034, dependent: 251, dependent conditional: 1, dependent unconditional: 250, unknown: 2951, unknown conditional: 6, unknown unconditional: 2945] , Statistics on independence cache: Total cache size (in pairs): 2951, Positive cache size: 2911, Positive conditional cache size: 5, Positive unconditional cache size: 2906, Negative cache size: 40, Negative conditional cache size: 1, Negative unconditional cache size: 39, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 101, Maximal queried relation: 1, Independence queries for same thread: 2475
- StatisticsResult: Independence relation #1 benchmarks
ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19778, independent: 17745, independent conditional: 13839, independent unconditional: 3906, dependent: 2033, dependent conditional: 1994, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17874, independent: 17745, independent conditional: 13839, independent unconditional: 3906, dependent: 129, dependent conditional: 90, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 17874, independent: 17745, independent conditional: 13839, independent unconditional: 3906, dependent: 129, dependent conditional: 90, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18019, independent: 17745, independent conditional: 44, independent unconditional: 17701, dependent: 274, dependent conditional: 101, dependent unconditional: 173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18019, independent: 17745, independent conditional: 44, independent unconditional: 17701, dependent: 274, dependent conditional: 6, dependent unconditional: 268, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18019, independent: 17745, independent conditional: 44, independent unconditional: 17701, dependent: 274, dependent conditional: 6, dependent unconditional: 268, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2941, independent: 2900, independent conditional: 5, independent unconditional: 2895, dependent: 41, dependent conditional: 2, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2941, independent: 2874, independent conditional: 0, independent unconditional: 2874, dependent: 67, dependent conditional: 0, dependent unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 67, independent: 26, independent conditional: 5, independent unconditional: 21, dependent: 41, dependent conditional: 2, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, independent: 26, independent conditional: 5, independent unconditional: 21, dependent: 41, dependent conditional: 2, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 152, independent: 69, independent conditional: 8, independent unconditional: 61, dependent: 83, dependent conditional: 6, dependent unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18019, independent: 14845, independent conditional: 39, independent unconditional: 14806, dependent: 233, dependent conditional: 4, dependent unconditional: 229, unknown: 2941, unknown conditional: 7, unknown unconditional: 2934] , Statistics on independence cache: Total cache size (in pairs): 2941, Positive cache size: 2900, Positive conditional cache size: 5, Positive unconditional cache size: 2895, Negative cache size: 41, Negative conditional cache size: 2, Negative unconditional cache size: 39, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 95, Maximal queried relation: 2, Independence queries for same thread: 1904
- StatisticsResult: Persistent set benchmarks
Persistent set computation time: 0.2s, Number of persistent set computation: 2515, Number of trivial persistent sets: 2316, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3945, independent: 3906, independent conditional: 0, independent unconditional: 3906, dependent: 39, dependent conditional: 0, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19778, independent: 17745, independent conditional: 13839, independent unconditional: 3906, dependent: 2033, dependent conditional: 1994, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17874, independent: 17745, independent conditional: 13839, independent unconditional: 3906, dependent: 129, dependent conditional: 90, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 17874, independent: 17745, independent conditional: 13839, independent unconditional: 3906, dependent: 129, dependent conditional: 90, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18019, independent: 17745, independent conditional: 44, independent unconditional: 17701, dependent: 274, dependent conditional: 101, dependent unconditional: 173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18019, independent: 17745, independent conditional: 44, independent unconditional: 17701, dependent: 274, dependent conditional: 6, dependent unconditional: 268, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18019, independent: 17745, independent conditional: 44, independent unconditional: 17701, dependent: 274, dependent conditional: 6, dependent unconditional: 268, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2941, independent: 2900, independent conditional: 5, independent unconditional: 2895, dependent: 41, dependent conditional: 2, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2941, independent: 2874, independent conditional: 0, independent unconditional: 2874, dependent: 67, dependent conditional: 0, dependent unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 67, independent: 26, independent conditional: 5, independent unconditional: 21, dependent: 41, dependent conditional: 2, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, independent: 26, independent conditional: 5, independent unconditional: 21, dependent: 41, dependent conditional: 2, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 152, independent: 69, independent conditional: 8, independent unconditional: 61, dependent: 83, dependent conditional: 6, dependent unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18019, independent: 14845, independent conditional: 39, independent unconditional: 14806, dependent: 233, dependent conditional: 4, dependent unconditional: 229, unknown: 2941, unknown conditional: 7, unknown unconditional: 2934] , Statistics on independence cache: Total cache size (in pairs): 2941, Positive cache size: 2900, Positive conditional cache size: 5, Positive unconditional cache size: 2895, Negative cache size: 41, Negative conditional cache size: 2, Negative unconditional cache size: 39, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 95, Maximal queried relation: 2, Independence queries for same thread: 1904
- StatisticsResult: Independence relation #1 benchmarks
ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16316, independent: 14668, independent conditional: 10877, independent unconditional: 3791, dependent: 1648, dependent conditional: 1619, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14749, independent: 14668, independent conditional: 10877, independent unconditional: 3791, dependent: 81, dependent conditional: 52, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 14749, independent: 14668, independent conditional: 10877, independent unconditional: 3791, dependent: 81, dependent conditional: 52, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14872, independent: 14668, independent conditional: 42, independent unconditional: 14626, dependent: 204, dependent conditional: 81, dependent unconditional: 123, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 14872, independent: 14668, independent conditional: 42, independent unconditional: 14626, dependent: 204, dependent conditional: 30, dependent unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14872, independent: 14668, independent conditional: 42, independent unconditional: 14626, dependent: 204, dependent conditional: 30, dependent unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2852, independent: 2819, independent conditional: 9, independent unconditional: 2810, dependent: 33, dependent conditional: 4, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2852, independent: 2790, independent conditional: 0, independent unconditional: 2790, dependent: 62, dependent conditional: 0, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 62, independent: 29, independent conditional: 9, independent unconditional: 20, dependent: 33, dependent conditional: 4, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, independent: 29, independent conditional: 9, independent unconditional: 20, dependent: 33, dependent conditional: 4, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 126, independent: 67, independent conditional: 14, independent unconditional: 53, dependent: 60, dependent conditional: 9, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 14872, independent: 11849, independent conditional: 33, independent unconditional: 11816, dependent: 171, dependent conditional: 26, dependent unconditional: 145, unknown: 2852, unknown conditional: 13, unknown unconditional: 2839] , Statistics on independence cache: Total cache size (in pairs): 2852, Positive cache size: 2819, Positive conditional cache size: 9, Positive unconditional cache size: 2810, Negative cache size: 33, Negative conditional cache size: 4, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 51, Maximal queried relation: 3, Independence queries for same thread: 1567
- StatisticsResult: Persistent set benchmarks
Persistent set computation time: 0.2s, Number of persistent set computation: 1928, Number of trivial persistent sets: 1773, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3820, independent: 3791, independent conditional: 0, independent unconditional: 3791, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16316, independent: 14668, independent conditional: 10877, independent unconditional: 3791, dependent: 1648, dependent conditional: 1619, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14749, independent: 14668, independent conditional: 10877, independent unconditional: 3791, dependent: 81, dependent conditional: 52, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 14749, independent: 14668, independent conditional: 10877, independent unconditional: 3791, dependent: 81, dependent conditional: 52, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14872, independent: 14668, independent conditional: 42, independent unconditional: 14626, dependent: 204, dependent conditional: 81, dependent unconditional: 123, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 14872, independent: 14668, independent conditional: 42, independent unconditional: 14626, dependent: 204, dependent conditional: 30, dependent unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14872, independent: 14668, independent conditional: 42, independent unconditional: 14626, dependent: 204, dependent conditional: 30, dependent unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2852, independent: 2819, independent conditional: 9, independent unconditional: 2810, dependent: 33, dependent conditional: 4, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2852, independent: 2790, independent conditional: 0, independent unconditional: 2790, dependent: 62, dependent conditional: 0, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 62, independent: 29, independent conditional: 9, independent unconditional: 20, dependent: 33, dependent conditional: 4, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, independent: 29, independent conditional: 9, independent unconditional: 20, dependent: 33, dependent conditional: 4, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 126, independent: 67, independent conditional: 14, independent unconditional: 53, dependent: 60, dependent conditional: 9, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 14872, independent: 11849, independent conditional: 33, independent unconditional: 11816, dependent: 171, dependent conditional: 26, dependent unconditional: 145, unknown: 2852, unknown conditional: 13, unknown unconditional: 2839] , Statistics on independence cache: Total cache size (in pairs): 2852, Positive cache size: 2819, Positive conditional cache size: 9, Positive unconditional cache size: 2810, Negative cache size: 33, Negative conditional cache size: 4, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 51, Maximal queried relation: 3, Independence queries for same thread: 1567
- PositiveResult [Line: 1693]: a call to reach_error is unreachable
For all program executions holds that a call to reach_error is unreachable at this location
- PositiveResult [Line: 1693]: a call to reach_error is unreachable
For all program executions holds that a call to reach_error is unreachable at this location
- PositiveResult [Line: 1781]: invariant of correctness witness holds
For all program executions holds that invariant of correctness witness holds at this location
- PositiveResult [Line: 1693]: a call to reach_error is unreachable
For all program executions holds that a call to reach_error is unreachable at this location
- PositiveResult [Line: 1693]: a call to reach_error is unreachable
For all program executions holds that a call to reach_error is unreachable at this location
- PositiveResult [Line: 1693]: a call to reach_error is unreachable
For all program executions holds that a call to reach_error is unreachable at this location
- PositiveResult [Line: 1719]: invariant of correctness witness holds
For all program executions holds that invariant of correctness witness holds at this location
- PositiveResult [Line: 1693]: 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: ULTIMATE.start with 1 thread instances
CFG has 5 procedures, 114 locations, 15 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.0s, 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: 7, 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, 0.2s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 37 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: thread_ath9kThread1of1ForFork1 with 1 thread instances
CFG has 5 procedures, 114 locations, 15 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.8s, 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: 14, 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, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 141 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: thread_usbThread1of1ForFork0 with 1 thread instances
CFG has 5 procedures, 114 locations, 15 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.8s, 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: 20, 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, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 146 ConstructedInterpolants, 0 QuantifiedInterpolants, 265 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 18/18 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
- AllSpecificationsHoldResult: All specifications hold
8 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-07-22 20:30:47,240 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
[2024-07-22 20:30:47,451 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
[2024-07-22 20:30:47,657 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
[2024-07-22 20:30:47,867 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE