/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps X --traceabstraction.defines.what.statements.are.considered.a.step.in.por LOOP -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe013_tso.i


--------------------------------------------------------------------------------


This is Ultimate 0.2.2-wip.dk.orders-32214ab
[2023-05-20 15:58:48,975 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2023-05-20 15:58:48,977 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2023-05-20 15:58:49,012 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2023-05-20 15:58:49,013 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2023-05-20 15:58:49,016 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2023-05-20 15:58:49,017 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2023-05-20 15:58:49,018 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2023-05-20 15:58:49,019 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2023-05-20 15:58:49,020 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
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[2023-05-20 15:58:49,022 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2023-05-20 15:58:49,022 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2023-05-20 15:58:49,023 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2023-05-20 15:58:49,024 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2023-05-20 15:58:49,027 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2023-05-20 15:58:49,031 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2023-05-20 15:58:49,033 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2023-05-20 15:58:49,039 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2023-05-20 15:58:49,041 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2023-05-20 15:58:49,043 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2023-05-20 15:58:49,045 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2023-05-20 15:58:49,046 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2023-05-20 15:58:49,053 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2023-05-20 15:58:49,053 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2023-05-20 15:58:49,054 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
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[2023-05-20 15:58:49,055 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2023-05-20 15:58:49,056 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2023-05-20 15:58:49,056 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2023-05-20 15:58:49,058 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2023-05-20 15:58:49,058 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2023-05-20 15:58:49,059 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2023-05-20 15:58:49,060 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2023-05-20 15:58:49,060 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
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[2023-05-20 15:58:49,060 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2023-05-20 15:58:49,061 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2023-05-20 15:58:49,062 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2023-05-20 15:58:49,062 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf
[2023-05-20 15:58:49,082 INFO  L113        SettingsManager]: Loading preferences was successful
[2023-05-20 15:58:49,082 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2023-05-20 15:58:49,083 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-05-20 15:58:49,083 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-05-20 15:58:49,084 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-05-20 15:58:49,084 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-05-20 15:58:49,085 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-05-20 15:58:49,085 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2023-05-20 15:58:49,085 INFO  L138        SettingsManager]:  * Use SBE=true
[2023-05-20 15:58:49,085 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-05-20 15:58:49,086 INFO  L138        SettingsManager]:  * sizeof long=4
[2023-05-20 15:58:49,086 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-05-20 15:58:49,086 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2023-05-20 15:58:49,086 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2023-05-20 15:58:49,086 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-05-20 15:58:49,086 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-05-20 15:58:49,086 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-05-20 15:58:49,087 INFO  L138        SettingsManager]:  * sizeof long double=12
[2023-05-20 15:58:49,087 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2023-05-20 15:58:49,087 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2023-05-20 15:58:49,087 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-05-20 15:58:49,087 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-05-20 15:58:49,087 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2023-05-20 15:58:49,088 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2023-05-20 15:58:49,088 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2023-05-20 15:58:49,088 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-05-20 15:58:49,089 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-05-20 15:58:49,089 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-05-20 15:58:49,089 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-05-20 15:58:49,089 INFO  L138        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2023-05-20 15:58:49,089 INFO  L138        SettingsManager]:  * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2023-05-20 15:58:49,089 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2023-05-20 15:58:49,090 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2023-05-20 15:58:49,090 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2023-05-20 15:58:49,090 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-05-20 15:58:49,090 INFO  L138        SettingsManager]:  * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2023-05-20 15:58:49,090 INFO  L138        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/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> LOOP
[2023-05-20 15:58:49,338 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-05-20 15:58:49,356 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-05-20 15:58:49,358 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-05-20 15:58:49,359 INFO  L271        PluginConnector]: Initializing CDTParser...
[2023-05-20 15:58:49,360 INFO  L275        PluginConnector]: CDTParser initialized
[2023-05-20 15:58:49,361 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe013_tso.i
[2023-05-20 15:58:49,410 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13c89fe81/09b5bd7f10054c0aba5ba3fe629235eb/FLAGcb17552cd
[2023-05-20 15:58:49,886 INFO  L306              CDTParser]: Found 1 translation units.
[2023-05-20 15:58:49,886 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe013_tso.i
[2023-05-20 15:58:49,896 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13c89fe81/09b5bd7f10054c0aba5ba3fe629235eb/FLAGcb17552cd
[2023-05-20 15:58:49,907 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13c89fe81/09b5bd7f10054c0aba5ba3fe629235eb
[2023-05-20 15:58:49,909 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-05-20 15:58:49,910 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2023-05-20 15:58:49,912 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-05-20 15:58:49,912 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-05-20 15:58:49,918 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-05-20 15:58:49,918 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 03:58:49" (1/1) ...
[2023-05-20 15:58:49,919 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19a50045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:58:49, skipping insertion in model container
[2023-05-20 15:58:49,920 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 03:58:49" (1/1) ...
[2023-05-20 15:58:49,925 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2023-05-20 15:58:49,974 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2023-05-20 15:58:50,184 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe013_tso.i[945,958]
[2023-05-20 15:58:50,347 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2023-05-20 15:58:50,355 INFO  L203         MainTranslator]: Completed pre-run
[2023-05-20 15:58:50,367 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe013_tso.i[945,958]
[2023-05-20 15:58:50,400 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2023-05-20 15:58:50,430 INFO  L208         MainTranslator]: Completed translation
[2023-05-20 15:58:50,431 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:58:50 WrapperNode
[2023-05-20 15:58:50,431 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-05-20 15:58:50,432 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-05-20 15:58:50,432 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-05-20 15:58:50,432 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2023-05-20 15:58:50,437 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:58:50" (1/1) ...
[2023-05-20 15:58:50,464 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:58:50" (1/1) ...
[2023-05-20 15:58:50,489 INFO  L138                Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71
[2023-05-20 15:58:50,489 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-05-20 15:58:50,490 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-05-20 15:58:50,490 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2023-05-20 15:58:50,490 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2023-05-20 15:58:50,496 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:58:50" (1/1) ...
[2023-05-20 15:58:50,496 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:58:50" (1/1) ...
[2023-05-20 15:58:50,513 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:58:50" (1/1) ...
[2023-05-20 15:58:50,513 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:58:50" (1/1) ...
[2023-05-20 15:58:50,517 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:58:50" (1/1) ...
[2023-05-20 15:58:50,518 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:58:50" (1/1) ...
[2023-05-20 15:58:50,519 INFO  L185        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:58:50" (1/1) ...
[2023-05-20 15:58:50,520 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:58:50" (1/1) ...
[2023-05-20 15:58:50,522 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-05-20 15:58:50,523 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-05-20 15:58:50,523 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2023-05-20 15:58:50,523 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2023-05-20 15:58:50,533 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:58:50" (1/1) ...
[2023-05-20 15:58:50,539 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-05-20 15:58:50,548 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-05-20 15:58:50,562 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2023-05-20 15:58:50,586 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2023-05-20 15:58:50,600 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-05-20 15:58:50,600 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2023-05-20 15:58:50,600 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-05-20 15:58:50,601 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-05-20 15:58:50,601 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-05-20 15:58:50,601 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2023-05-20 15:58:50,601 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2023-05-20 15:58:50,601 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2023-05-20 15:58:50,601 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2023-05-20 15:58:50,601 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2023-05-20 15:58:50,601 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2023-05-20 15:58:50,602 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-05-20 15:58:50,602 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2023-05-20 15:58:50,602 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-05-20 15:58:50,602 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-05-20 15:58:50,603 WARN  L209             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2023-05-20 15:58:50,735 INFO  L235             CfgBuilder]: Building ICFG
[2023-05-20 15:58:50,736 INFO  L261             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-05-20 15:58:50,902 INFO  L276             CfgBuilder]: Performing block encoding
[2023-05-20 15:58:50,908 INFO  L295             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-05-20 15:58:50,908 INFO  L300             CfgBuilder]: Removed 0 assume(true) statements.
[2023-05-20 15:58:50,910 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 03:58:50 BoogieIcfgContainer
[2023-05-20 15:58:50,910 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-05-20 15:58:50,912 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-05-20 15:58:50,912 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2023-05-20 15:58:50,915 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2023-05-20 15:58:50,915 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.05 03:58:49" (1/3) ...
[2023-05-20 15:58:50,916 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1472db66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 03:58:50, skipping insertion in model container
[2023-05-20 15:58:50,916 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:58:50" (2/3) ...
[2023-05-20 15:58:50,916 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1472db66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 03:58:50, skipping insertion in model container
[2023-05-20 15:58:50,916 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 03:58:50" (3/3) ...
[2023-05-20 15:58:50,917 INFO  L112   eAbstractionObserver]: Analyzing ICFG safe013_tso.i
[2023-05-20 15:58:50,924 WARN  L145   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2023-05-20 15:58:50,932 INFO  L203   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-05-20 15:58:50,932 INFO  L162   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-05-20 15:58:50,933 INFO  L515   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2023-05-20 15:58:50,990 INFO  L144    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2023-05-20 15:58:51,026 INFO  L100   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-05-20 15:58:51,026 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2023-05-20 15:58:51,026 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-05-20 15:58:51,028 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2023-05-20 15:58:51,036 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2023-05-20 15:58:51,077 INFO  L162   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2023-05-20 15:58:51,095 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2023-05-20 15:58:51,104 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=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@412e1706, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-05-20 15:58:51,104 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2023-05-20 15:58:51,347 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2023-05-20 15:58:51,351 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2023-05-20 15:58:51,352 INFO  L85        PathProgramCache]: Analyzing trace with hash 1042807769, now seen corresponding path program 1 times
[2023-05-20 15:58:51,359 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-05-20 15:58:51,359 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49982211]
[2023-05-20 15:58:51,360 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-05-20 15:58:51,360 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-05-20 15:58:51,496 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-05-20 15:58:51,636 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-05-20 15:58:51,637 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-05-20 15:58:51,638 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49982211]
[2023-05-20 15:58:51,639 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49982211] provided 1 perfect and 0 imperfect interpolant sequences
[2023-05-20 15:58:51,639 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-05-20 15:58:51,639 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-05-20 15:58:51,640 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052105490]
[2023-05-20 15:58:51,641 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-05-20 15:58:51,647 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2023-05-20 15:58:51,648 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-05-20 15:58:51,669 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2023-05-20 15:58:51,670 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-05-20 15:58:51,670 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:51,671 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-05-20 15:58:51,672 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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)
[2023-05-20 15:58:51,672 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:51,699 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:51,699 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-05-20 15:58:51,699 INFO  L420      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2023-05-20 15:58:51,700 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2023-05-20 15:58:51,700 INFO  L85        PathProgramCache]: Analyzing trace with hash 289475219, now seen corresponding path program 1 times
[2023-05-20 15:58:51,700 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-05-20 15:58:51,701 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495783504]
[2023-05-20 15:58:51,701 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-05-20 15:58:51,701 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-05-20 15:58:51,746 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-05-20 15:58:52,191 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-05-20 15:58:52,192 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-05-20 15:58:52,192 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495783504]
[2023-05-20 15:58:52,192 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495783504] provided 1 perfect and 0 imperfect interpolant sequences
[2023-05-20 15:58:52,192 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-05-20 15:58:52,193 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2023-05-20 15:58:52,193 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935290150]
[2023-05-20 15:58:52,193 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-05-20 15:58:52,194 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-05-20 15:58:52,194 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-05-20 15:58:52,195 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-05-20 15:58:52,195 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2023-05-20 15:58:52,195 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:52,195 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-05-20 15:58:52,196 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 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)
[2023-05-20 15:58:52,196 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:52,196 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:52,366 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:52,367 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:52,367 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2023-05-20 15:58:52,367 INFO  L420      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2023-05-20 15:58:52,367 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2023-05-20 15:58:52,368 INFO  L85        PathProgramCache]: Analyzing trace with hash 1504262834, now seen corresponding path program 1 times
[2023-05-20 15:58:52,368 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-05-20 15:58:52,368 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855965622]
[2023-05-20 15:58:52,368 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-05-20 15:58:52,368 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-05-20 15:58:52,396 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-05-20 15:58:52,678 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-05-20 15:58:52,678 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-05-20 15:58:52,678 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855965622]
[2023-05-20 15:58:52,679 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855965622] provided 1 perfect and 0 imperfect interpolant sequences
[2023-05-20 15:58:52,679 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-05-20 15:58:52,679 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2023-05-20 15:58:52,679 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858943266]
[2023-05-20 15:58:52,679 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-05-20 15:58:52,680 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-05-20 15:58:52,680 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-05-20 15:58:52,680 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-05-20 15:58:52,681 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2023-05-20 15:58:52,681 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:52,681 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-05-20 15:58:52,681 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 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)
[2023-05-20 15:58:52,681 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:52,681 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:52,681 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:52,784 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:52,784 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:52,784 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:52,785 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2023-05-20 15:58:52,785 INFO  L420      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2023-05-20 15:58:52,785 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2023-05-20 15:58:52,785 INFO  L85        PathProgramCache]: Analyzing trace with hash 474117996, now seen corresponding path program 1 times
[2023-05-20 15:58:52,786 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-05-20 15:58:52,786 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138975138]
[2023-05-20 15:58:52,786 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-05-20 15:58:52,786 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-05-20 15:58:52,817 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-05-20 15:58:53,015 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-05-20 15:58:53,016 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-05-20 15:58:53,016 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138975138]
[2023-05-20 15:58:53,019 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138975138] provided 1 perfect and 0 imperfect interpolant sequences
[2023-05-20 15:58:53,020 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-05-20 15:58:53,020 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2023-05-20 15:58:53,020 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869665705]
[2023-05-20 15:58:53,021 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-05-20 15:58:53,021 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-05-20 15:58:53,022 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-05-20 15:58:53,022 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-05-20 15:58:53,023 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2023-05-20 15:58:53,023 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:53,023 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-05-20 15:58:53,024 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 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)
[2023-05-20 15:58:53,024 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:53,024 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:53,024 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:53,024 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:53,128 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:53,128 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:53,128 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:53,128 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2023-05-20 15:58:53,129 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2023-05-20 15:58:53,129 INFO  L420      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2023-05-20 15:58:53,129 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2023-05-20 15:58:53,129 INFO  L85        PathProgramCache]: Analyzing trace with hash -1567148650, now seen corresponding path program 2 times
[2023-05-20 15:58:53,130 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-05-20 15:58:53,130 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476584214]
[2023-05-20 15:58:53,130 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-05-20 15:58:53,130 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-05-20 15:58:53,147 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-05-20 15:58:53,324 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-05-20 15:58:53,325 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-05-20 15:58:53,325 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476584214]
[2023-05-20 15:58:53,325 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476584214] provided 1 perfect and 0 imperfect interpolant sequences
[2023-05-20 15:58:53,325 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-05-20 15:58:53,325 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2023-05-20 15:58:53,326 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409315689]
[2023-05-20 15:58:53,326 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-05-20 15:58:53,327 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2023-05-20 15:58:53,327 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-05-20 15:58:53,328 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2023-05-20 15:58:53,328 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2023-05-20 15:58:53,329 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:53,329 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-05-20 15:58:53,329 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 8 states have (on average 8.625) internal successors, (69), 8 states have internal predecessors, (69), 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)
[2023-05-20 15:58:53,329 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:53,329 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:53,329 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:53,329 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2023-05-20 15:58:53,329 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:53,536 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:53,537 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:53,537 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:53,537 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2023-05-20 15:58:53,537 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2023-05-20 15:58:53,537 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2023-05-20 15:58:53,538 INFO  L420      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2023-05-20 15:58:53,538 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2023-05-20 15:58:53,538 INFO  L85        PathProgramCache]: Analyzing trace with hash 882360969, now seen corresponding path program 1 times
[2023-05-20 15:58:53,538 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-05-20 15:58:53,538 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827130571]
[2023-05-20 15:58:53,538 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-05-20 15:58:53,539 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-05-20 15:58:53,554 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-05-20 15:58:53,681 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-05-20 15:58:53,681 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-05-20 15:58:53,681 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827130571]
[2023-05-20 15:58:53,681 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827130571] provided 1 perfect and 0 imperfect interpolant sequences
[2023-05-20 15:58:53,681 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-05-20 15:58:53,681 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2023-05-20 15:58:53,682 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473266566]
[2023-05-20 15:58:53,682 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-05-20 15:58:53,682 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2023-05-20 15:58:53,682 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-05-20 15:58:53,683 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2023-05-20 15:58:53,683 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2023-05-20 15:58:53,683 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:53,683 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-05-20 15:58:53,683 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 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)
[2023-05-20 15:58:53,683 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:53,683 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:53,683 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:53,684 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2023-05-20 15:58:53,684 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2023-05-20 15:58:53,684 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:53,823 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:53,823 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:53,823 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:53,823 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2023-05-20 15:58:53,823 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2023-05-20 15:58:53,823 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2023-05-20 15:58:53,824 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2023-05-20 15:58:53,824 INFO  L420      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2023-05-20 15:58:53,825 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2023-05-20 15:58:53,825 INFO  L85        PathProgramCache]: Analyzing trace with hash -813133771, now seen corresponding path program 2 times
[2023-05-20 15:58:53,825 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-05-20 15:58:53,825 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763750059]
[2023-05-20 15:58:53,825 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-05-20 15:58:53,825 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-05-20 15:58:53,862 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-05-20 15:58:54,039 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-05-20 15:58:54,039 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-05-20 15:58:54,044 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763750059]
[2023-05-20 15:58:54,044 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763750059] provided 1 perfect and 0 imperfect interpolant sequences
[2023-05-20 15:58:54,047 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-05-20 15:58:54,047 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2023-05-20 15:58:54,047 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288775826]
[2023-05-20 15:58:54,047 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-05-20 15:58:54,048 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2023-05-20 15:58:54,048 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-05-20 15:58:54,051 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2023-05-20 15:58:54,052 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2023-05-20 15:58:54,052 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:54,052 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-05-20 15:58:54,052 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 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)
[2023-05-20 15:58:54,052 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:54,052 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:54,052 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:54,052 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2023-05-20 15:58:54,052 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2023-05-20 15:58:54,053 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2023-05-20 15:58:54,053 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:54,219 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-05-20 15:58:54,219 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:54,219 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-05-20 15:58:54,219 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2023-05-20 15:58:54,219 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2023-05-20 15:58:54,219 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2023-05-20 15:58:54,219 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2023-05-20 15:58:54,222 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining)
[2023-05-20 15:58:54,222 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining)
[2023-05-20 15:58:54,222 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining)
[2023-05-20 15:58:54,222 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining)
[2023-05-20 15:58:54,222 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2023-05-20 15:58:54,230 INFO  L444         BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1]
[2023-05-20 15:58:54,233 INFO  L228   ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2023-05-20 15:58:54,233 INFO  L178   ceAbstractionStarter]: Computing trace abstraction results
[2023-05-20 15:58:54,235 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.05 03:58:54 BasicIcfg
[2023-05-20 15:58:54,236 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-05-20 15:58:54,236 INFO  L158              Benchmark]: Toolchain (without parser) took 4325.55ms. Allocated memory was 183.5MB in the beginning and 234.9MB in the end (delta: 51.4MB). Free memory was 126.3MB in the beginning and 152.9MB in the end (delta: -26.6MB). Peak memory consumption was 25.5MB. Max. memory is 8.0GB.
[2023-05-20 15:58:54,237 INFO  L158              Benchmark]: CDTParser took 0.11ms. Allocated memory is still 183.5MB. Free memory is still 144.3MB. There was no memory consumed. Max. memory is 8.0GB.
[2023-05-20 15:58:54,237 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 519.30ms. Allocated memory is still 183.5MB. Free memory was 126.1MB in the beginning and 146.2MB in the end (delta: -20.1MB). Peak memory consumption was 12.7MB. Max. memory is 8.0GB.
[2023-05-20 15:58:54,238 INFO  L158              Benchmark]: Boogie Procedure Inliner took 57.40ms. Allocated memory is still 183.5MB. Free memory was 146.2MB in the beginning and 144.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
[2023-05-20 15:58:54,239 INFO  L158              Benchmark]: Boogie Preprocessor took 32.22ms. Allocated memory is still 183.5MB. Free memory was 144.2MB in the beginning and 142.7MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB.
[2023-05-20 15:58:54,239 INFO  L158              Benchmark]: RCFGBuilder took 387.52ms. Allocated memory is still 183.5MB. Free memory was 142.7MB in the beginning and 129.3MB in the end (delta: 13.4MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB.
[2023-05-20 15:58:54,239 INFO  L158              Benchmark]: TraceAbstraction took 3323.25ms. Allocated memory was 183.5MB in the beginning and 234.9MB in the end (delta: 51.4MB). Free memory was 128.0MB in the beginning and 152.9MB in the end (delta: -24.9MB). Peak memory consumption was 27.5MB. Max. memory is 8.0GB.
[2023-05-20 15:58:54,240 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.11ms. Allocated memory is still 183.5MB. Free memory is still 144.3MB. There was no memory consumed. Max. memory is 8.0GB.
 * CACSL2BoogieTranslator took 519.30ms. Allocated memory is still 183.5MB. Free memory was 126.1MB in the beginning and 146.2MB in the end (delta: -20.1MB). Peak memory consumption was 12.7MB. Max. memory is 8.0GB.
 * Boogie Procedure Inliner took 57.40ms. Allocated memory is still 183.5MB. Free memory was 146.2MB in the beginning and 144.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
 * Boogie Preprocessor took 32.22ms. Allocated memory is still 183.5MB. Free memory was 144.2MB in the beginning and 142.7MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB.
 * RCFGBuilder took 387.52ms. Allocated memory is still 183.5MB. Free memory was 142.7MB in the beginning and 129.3MB in the end (delta: 13.4MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB.
 * TraceAbstraction took 3323.25ms. Allocated memory was 183.5MB in the beginning and 234.9MB in the end (delta: 51.4MB). Free memory was 128.0MB in the beginning and 152.9MB in the end (delta: -24.9MB). Peak memory consumption was 27.5MB. Max. memory is 8.0GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: Independence relation #1 benchmarks
    ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 13831, independent: 11353, independent conditional: 10037, independent unconditional: 1316, dependent: 2478, dependent conditional: 2456, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11539, independent: 11353, independent conditional: 10037, independent unconditional: 1316, dependent: 186, dependent conditional: 164, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11539, independent: 11353, independent conditional: 10037, independent unconditional: 1316, dependent: 186, dependent conditional: 164, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12680, independent: 11353, independent conditional: 305, independent unconditional: 11048, dependent: 1327, dependent conditional: 836, dependent unconditional: 491, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 12680, independent: 11353, independent conditional: 305, independent unconditional: 11048, dependent: 1327, dependent conditional: 120, dependent unconditional: 1207, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12680, independent: 11353, independent conditional: 305, independent unconditional: 11048, dependent: 1327, dependent conditional: 120, dependent unconditional: 1207, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1352, independent: 1325, independent conditional: 9, independent unconditional: 1316, dependent: 27, dependent conditional: 5, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1352, independent: 1308, independent conditional: 0, independent unconditional: 1308, dependent: 44, dependent conditional: 0, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 44, independent: 17, independent conditional: 9, independent unconditional: 8, dependent: 27, dependent conditional: 5, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, independent: 17, independent conditional: 9, independent unconditional: 8, dependent: 27, dependent conditional: 5, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 174, independent: 88, independent conditional: 15, independent unconditional: 73, dependent: 86, dependent conditional: 10, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 12680, independent: 10028, independent conditional: 296, independent unconditional: 9732, dependent: 1300, dependent conditional: 115, dependent unconditional: 1185, unknown: 1352, unknown conditional: 14, unknown unconditional: 1338] , Statistics on independence cache: Total cache size (in pairs): 1352, Positive cache size: 1325, Positive conditional cache size: 9, Positive unconditional cache size: 1316, Negative cache size: 27, Negative conditional cache size: 5, Negative unconditional cache size: 22, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 716, Maximal queried relation: 6, Independence queries for same thread: 2292
  - StatisticsResult: Persistent set benchmarks
    Persistent set computation time: 0.3s, Number of persistent set computation: 456, Number of trivial persistent sets: 236, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1338, independent: 1316, independent conditional: 0, independent unconditional: 1316, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 13831, independent: 11353, independent conditional: 10037, independent unconditional: 1316, dependent: 2478, dependent conditional: 2456, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11539, independent: 11353, independent conditional: 10037, independent unconditional: 1316, dependent: 186, dependent conditional: 164, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11539, independent: 11353, independent conditional: 10037, independent unconditional: 1316, dependent: 186, dependent conditional: 164, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12680, independent: 11353, independent conditional: 305, independent unconditional: 11048, dependent: 1327, dependent conditional: 836, dependent unconditional: 491, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 12680, independent: 11353, independent conditional: 305, independent unconditional: 11048, dependent: 1327, dependent conditional: 120, dependent unconditional: 1207, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12680, independent: 11353, independent conditional: 305, independent unconditional: 11048, dependent: 1327, dependent conditional: 120, dependent unconditional: 1207, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1352, independent: 1325, independent conditional: 9, independent unconditional: 1316, dependent: 27, dependent conditional: 5, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1352, independent: 1308, independent conditional: 0, independent unconditional: 1308, dependent: 44, dependent conditional: 0, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 44, independent: 17, independent conditional: 9, independent unconditional: 8, dependent: 27, dependent conditional: 5, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, independent: 17, independent conditional: 9, independent unconditional: 8, dependent: 27, dependent conditional: 5, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 174, independent: 88, independent conditional: 15, independent unconditional: 73, dependent: 86, dependent conditional: 10, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 12680, independent: 10028, independent conditional: 296, independent unconditional: 9732, dependent: 1300, dependent conditional: 115, dependent unconditional: 1185, unknown: 1352, unknown conditional: 14, unknown unconditional: 1338] , Statistics on independence cache: Total cache size (in pairs): 1352, Positive cache size: 1325, Positive conditional cache size: 9, Positive unconditional cache size: 1316, Negative cache size: 27, Negative conditional cache size: 5, Negative unconditional cache size: 22, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 716, Maximal queried relation: 6, Independence queries for same thread: 2292
  - PositiveResult [Line: 18]: call to reach_error is unreachable
    For all program executions holds that 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 7 procedures, 115 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 3.2s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 1.2s, 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: 46, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 448 NumberOfCodeBlocks, 448 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 441 ConstructedInterpolants, 0 QuantifiedInterpolants, 1437 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
  - AllSpecificationsHoldResult: All specifications hold
    1 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2023-05-20 15:58:54,270 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0
[2023-05-20 15:58:54,497 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...