This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m
[2024-10-16 13:06:57,061 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-10-16 13:06:57,146 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf
[2024-10-16 13:06:57,153 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-10-16 13:06:57,154 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-10-16 13:06:57,182 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-10-16 13:06:57,183 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-10-16 13:06:57,183 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-10-16 13:06:57,184 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-10-16 13:06:57,187 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-10-16 13:06:57,188 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-10-16 13:06:57,188 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-10-16 13:06:57,190 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-10-16 13:06:57,190 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-10-16 13:06:57,191 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-10-16 13:06:57,192 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-10-16 13:06:57,192 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-10-16 13:06:57,193 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-10-16 13:06:57,193 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-10-16 13:06:57,196 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-10-16 13:06:57,196 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-10-16 13:06:57,197 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-10-16 13:06:57,197 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-10-16 13:06:57,197 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-10-16 13:06:57,197 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-10-16 13:06:57,198 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-10-16 13:06:57,198 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-10-16 13:06:57,198 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-10-16 13:06:57,198 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-10-16 13:06:57,199 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-10-16 13:06:57,199 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-10-16 13:06:57,200 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-10-16 13:06:57,201 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-10-16 13:06:57,201 INFO  L153        SettingsManager]:  * DFS Order used in POR=LOOP_LOCKSTEP
[2024-10-16 13:06:57,202 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-10-16 13:06:57,202 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-10-16 13:06:57,202 INFO  L153        SettingsManager]:  * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2024-10-16 13:06:57,202 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-10-16 13:06:57,203 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-10-16 13:06:57,203 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-10-16 13:06:57,203 INFO  L153        SettingsManager]:  * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2024-10-16 13:06:57,204 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.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a843579fcb7bb5d5833d499f834986a668bfbdfa4c59a86e5d344f532fcebd9f
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> COUNTEREXAMPLE
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: TraceCheck mode for conditional commutativity -> SYMBOLIC_RELATION
[2024-10-16 13:06:57,530 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-10-16 13:06:57,554 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-10-16 13:06:57,558 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-10-16 13:06:57,559 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-10-16 13:06:57,560 INFO  L274        PluginConnector]: CDTParser initialized
[2024-10-16 13:06:57,561 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe001_power.opt_pso.oepc_pso.opt_rmo.opt.i
[2024-10-16 13:06:59,080 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-10-16 13:06:59,361 INFO  L384              CDTParser]: Found 1 translation units.
[2024-10-16 13:06:59,361 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe001_power.opt_pso.oepc_pso.opt_rmo.opt.i
[2024-10-16 13:06:59,382 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c220b4d8d/7140a2c059ba4175a0f99cebee150b0e/FLAG051333a09
[2024-10-16 13:06:59,396 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c220b4d8d/7140a2c059ba4175a0f99cebee150b0e
[2024-10-16 13:06:59,398 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-10-16 13:06:59,400 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-10-16 13:06:59,403 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-10-16 13:06:59,403 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-10-16 13:06:59,408 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-10-16 13:06:59,408 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:06:59" (1/1) ...
[2024-10-16 13:06:59,409 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67b86c9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:06:59, skipping insertion in model container
[2024-10-16 13:06:59,410 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:06:59" (1/1) ...
[2024-10-16 13:06:59,456 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-10-16 13:06:59,646 WARN  L247   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe001_power.opt_pso.oepc_pso.opt_rmo.opt.i[976,989]
[2024-10-16 13:06:59,829 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-10-16 13:06:59,841 INFO  L200         MainTranslator]: Completed pre-run
[2024-10-16 13:06:59,853 WARN  L247   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe001_power.opt_pso.oepc_pso.opt_rmo.opt.i[976,989]
[2024-10-16 13:06:59,919 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-10-16 13:06:59,972 INFO  L204         MainTranslator]: Completed translation
[2024-10-16 13:06:59,973 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:06:59 WrapperNode
[2024-10-16 13:06:59,973 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-10-16 13:06:59,974 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-10-16 13:06:59,974 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-10-16 13:06:59,975 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-10-16 13:06:59,981 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:06:59" (1/1) ...
[2024-10-16 13:07:00,001 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:06:59" (1/1) ...
[2024-10-16 13:07:00,040 INFO  L138                Inliner]: procedures = 175, calls = 42, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 133
[2024-10-16 13:07:00,041 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-10-16 13:07:00,042 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-10-16 13:07:00,043 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-10-16 13:07:00,043 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-10-16 13:07:00,051 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:06:59" (1/1) ...
[2024-10-16 13:07:00,051 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:06:59" (1/1) ...
[2024-10-16 13:07:00,054 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:06:59" (1/1) ...
[2024-10-16 13:07:00,057 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:06:59" (1/1) ...
[2024-10-16 13:07:00,067 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:06:59" (1/1) ...
[2024-10-16 13:07:00,073 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:06:59" (1/1) ...
[2024-10-16 13:07:00,074 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:06:59" (1/1) ...
[2024-10-16 13:07:00,079 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:06:59" (1/1) ...
[2024-10-16 13:07:00,082 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-10-16 13:07:00,086 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-10-16 13:07:00,086 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-10-16 13:07:00,086 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-10-16 13:07:00,086 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:06:59" (1/1) ...
[2024-10-16 13:07:00,100 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-10-16 13:07:00,114 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-16 13:07:00,128 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)
[2024-10-16 13:07:00,135 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
[2024-10-16 13:07:00,181 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2024-10-16 13:07:00,181 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-10-16 13:07:00,181 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2024-10-16 13:07:00,181 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2024-10-16 13:07:00,182 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2024-10-16 13:07:00,182 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2024-10-16 13:07:00,182 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2024-10-16 13:07:00,183 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2024-10-16 13:07:00,183 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2024-10-16 13:07:00,183 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2024-10-16 13:07:00,184 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-10-16 13:07:00,184 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-10-16 13:07:00,186 WARN  L207             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-10-16 13:07:00,340 INFO  L238             CfgBuilder]: Building ICFG
[2024-10-16 13:07:00,343 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-10-16 13:07:00,649 INFO  L283             CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-10-16 13:07:00,651 INFO  L287             CfgBuilder]: Performing block encoding
[2024-10-16 13:07:00,876 INFO  L309             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-10-16 13:07:00,878 INFO  L314             CfgBuilder]: Removed 0 assume(true) statements.
[2024-10-16 13:07:00,878 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:07:00 BoogieIcfgContainer
[2024-10-16 13:07:00,878 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-10-16 13:07:00,881 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-10-16 13:07:00,881 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-10-16 13:07:00,884 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-10-16 13:07:00,884 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 01:06:59" (1/3) ...
[2024-10-16 13:07:00,885 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b717689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:07:00, skipping insertion in model container
[2024-10-16 13:07:00,885 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:06:59" (2/3) ...
[2024-10-16 13:07:00,886 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b717689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:07:00, skipping insertion in model container
[2024-10-16 13:07:00,886 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:07:00" (3/3) ...
[2024-10-16 13:07:00,887 INFO  L112   eAbstractionObserver]: Analyzing ICFG safe001_power.opt_pso.oepc_pso.opt_rmo.opt.i
[2024-10-16 13:07:00,902 INFO  L209   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-10-16 13:07:00,902 INFO  L149   ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-10-16 13:07:00,903 INFO  L484   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-10-16 13:07:00,957 INFO  L143    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-10-16 13:07:00,998 INFO  L106   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-10-16 13:07:00,999 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-10-16 13:07:00,999 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-16 13:07:01,001 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)
[2024-10-16 13:07:01,003 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
[2024-10-16 13:07:01,087 INFO  L194   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-10-16 13:07:01,101 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-16 13:07:01,102 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ========
[2024-10-16 13:07:01,109 INFO  L333      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@7bdfbca7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=DEFAULT, mConComCheckerTraceCheckMode=SYMBOLIC_RELATION, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false
[2024-10-16 13:07:01,110 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-10-16 13:07:03,589 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-10-16 13:07:03,593 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-16 13:07:03,594 INFO  L85        PathProgramCache]: Analyzing trace with hash 1906582196, now seen corresponding path program 1 times
[2024-10-16 13:07:03,603 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-16 13:07:03,603 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023092540]
[2024-10-16 13:07:03,604 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-16 13:07:03,604 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-16 13:07:03,818 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-16 13:07:04,141 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-16 13:07:04,142 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-16 13:07:04,142 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023092540]
[2024-10-16 13:07:04,143 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023092540] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-16 13:07:04,143 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-16 13:07:04,143 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-10-16 13:07:04,144 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550622904]
[2024-10-16 13:07:04,144 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-16 13:07:04,147 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-10-16 13:07:04,147 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-16 13:07:04,166 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-10-16 13:07:04,166 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-10-16 13:07:04,167 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-16 13:07:04,168 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-16 13:07:04,169 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-16 13:07:04,169 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-16 13:09:17,902 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-16 13:09:17,905 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-10-16 13:09:17,906 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-10-16 13:09:17,917 INFO  L414         BasicCegarLoop]: Path program histogram: [1]
[2024-10-16 13:09:17,920 INFO  L312   ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE (1/2)
[2024-10-16 13:09:17,924 INFO  L106   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-10-16 13:09:17,924 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-10-16 13:09:17,924 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-16 13:09:17,944 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)
[2024-10-16 13:09:17,946 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
[2024-10-16 13:09:17,992 INFO  L194   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-10-16 13:09:17,997 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-16 13:09:17,997 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2024-10-16 13:09:17,998 INFO  L333      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@7bdfbca7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=DEFAULT, mConComCheckerTraceCheckMode=SYMBOLIC_RELATION, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false
[2024-10-16 13:09:18,001 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2024-10-16 13:09:28,397 INFO  L396      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)] ===
[2024-10-16 13:09:28,398 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-16 13:09:28,398 INFO  L85        PathProgramCache]: Analyzing trace with hash -1549547951, now seen corresponding path program 1 times
[2024-10-16 13:09:28,398 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-16 13:09:28,398 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433645347]
[2024-10-16 13:09:28,398 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-16 13:09:28,399 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-16 13:09:28,424 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-16 13:09:28,870 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-16 13:09:28,870 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-16 13:09:28,870 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433645347]
[2024-10-16 13:09:28,870 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433645347] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-16 13:09:28,870 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-16 13:09:28,871 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-10-16 13:09:28,871 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974752017]
[2024-10-16 13:09:28,871 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-16 13:09:28,871 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-10-16 13:09:28,871 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-16 13:09:28,876 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-10-16 13:09:28,876 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-10-16 13:09:28,876 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-16 13:09:28,876 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-16 13:09:28,876 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 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)
[2024-10-16 13:09:28,876 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-16 13:09:35,691 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-16 13:09:35,692 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-10-16 13:09:35,692 INFO  L396      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)] ===
[2024-10-16 13:09:35,693 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-16 13:09:35,694 INFO  L85        PathProgramCache]: Analyzing trace with hash 1949425044, now seen corresponding path program 1 times
[2024-10-16 13:09:35,694 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-16 13:09:35,694 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164071133]
[2024-10-16 13:09:35,694 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-16 13:09:35,694 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-16 13:09:35,843 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-16 13:09:36,054 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-16 13:09:36,055 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-16 13:09:36,055 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164071133]
[2024-10-16 13:09:36,055 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164071133] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-16 13:09:36,055 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-16 13:09:36,055 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-10-16 13:09:36,056 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616409303]
[2024-10-16 13:09:36,056 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-16 13:09:36,056 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-10-16 13:09:36,057 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-16 13:09:36,058 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-10-16 13:09:36,058 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2024-10-16 13:09:36,058 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-16 13:09:36,059 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-16 13:09:36,059 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 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)
[2024-10-16 13:09:36,059 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-16 13:09:36,059 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-16 13:09:40,886 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-16 13:09:40,886 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-10-16 13:09:40,886 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-10-16 13:09:40,886 INFO  L396      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)] ===
[2024-10-16 13:09:40,954 INFO  L85        PathProgramCache]: Analyzing trace with hash -729490082, now seen corresponding path program 1 times
[2024-10-16 13:09:40,955 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-16 13:09:40,955 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-16 13:09:40,996 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-16 13:09:40,996 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-16 13:09:41,036 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-16 13:09:41,065 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-16 13:09:41,066 INFO  L85        PathProgramCache]: Analyzing trace with hash 1191036950, now seen corresponding path program 1 times
[2024-10-16 13:09:41,066 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-16 13:09:41,066 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206901451]
[2024-10-16 13:09:41,066 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-16 13:09:41,067 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-16 13:09:41,153 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-16 13:09:43,596 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-16 13:09:43,596 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-16 13:09:43,596 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206901451]
[2024-10-16 13:09:43,597 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206901451] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-16 13:09:43,597 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-16 13:09:43,597 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2024-10-16 13:09:43,597 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132633793]
[2024-10-16 13:09:43,597 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-16 13:09:43,598 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2024-10-16 13:09:43,598 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-16 13:09:43,599 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2024-10-16 13:09:43,599 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110
[2024-10-16 13:09:43,599 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-16 13:09:43,599 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-16 13:09:43,599 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 11 states, 11 states have (on average 2.8181818181818183) internal successors, (31), 10 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)
[2024-10-16 13:09:43,599 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-16 13:09:43,600 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-10-16 13:09:43,600 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-16 13:10:03,146 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-16 13:10:03,146 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-10-16 13:10:03,147 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-10-16 13:10:03,147 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3
[2024-10-16 13:10:03,147 INFO  L396      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)] ===
[2024-10-16 13:10:04,360 INFO  L85        PathProgramCache]: Analyzing trace with hash -163993151, now seen corresponding path program 1 times
[2024-10-16 13:10:04,360 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-16 13:10:04,360 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-16 13:10:04,377 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-16 13:10:04,377 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-16 13:10:04,397 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-16 13:10:04,480 INFO  L85        PathProgramCache]: Analyzing trace with hash -990996978, now seen corresponding path program 1 times
[2024-10-16 13:10:04,481 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-16 13:10:04,481 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-16 13:10:04,531 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-16 13:10:04,532 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-16 13:10:04,565 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-16 13:10:04,578 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-16 13:10:04,582 INFO  L85        PathProgramCache]: Analyzing trace with hash -1712216980, now seen corresponding path program 2 times
[2024-10-16 13:10:04,582 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-16 13:10:04,582 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254590688]
[2024-10-16 13:10:04,583 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-16 13:10:04,583 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-16 13:10:04,657 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-16 13:10:04,657 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-16 13:10:04,728 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-16 13:10:04,740 INFO  L130   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-10-16 13:10:04,740 INFO  L332         BasicCegarLoop]: Counterexample is feasible
[2024-10-16 13:10:04,741 INFO  L782   garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining)
[2024-10-16 13:10:04,742 INFO  L782   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining)
[2024-10-16 13:10:04,742 INFO  L782   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining)
[2024-10-16 13:10:04,743 INFO  L782   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining)
[2024-10-16 13:10:04,743 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5
[2024-10-16 13:10:04,745 INFO  L414         BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1]
[2024-10-16 13:10:04,746 INFO  L312   ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2)
[2024-10-16 13:10:04,834 INFO  L234   ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-10-16 13:10:04,835 INFO  L165   ceAbstractionStarter]: Computing trace abstraction results
[2024-10-16 13:10:04,839 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 01:10:04 BasicIcfg
[2024-10-16 13:10:04,839 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-10-16 13:10:04,840 INFO  L112        PluginConnector]: ------------------------Witness Printer----------------------------
[2024-10-16 13:10:04,840 INFO  L270        PluginConnector]: Initializing Witness Printer...
[2024-10-16 13:10:04,841 INFO  L274        PluginConnector]: Witness Printer initialized
[2024-10-16 13:10:04,841 INFO  L184        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:07:00" (3/4) ...
[2024-10-16 13:10:04,842 INFO  L133         WitnessPrinter]: Generating witness for reachability counterexample
[2024-10-16 13:10:04,936 INFO  L149         WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml
[2024-10-16 13:10:04,936 INFO  L131        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-10-16 13:10:04,937 INFO  L158              Benchmark]: Toolchain (without parser) took 185536.95ms. Allocated memory was 69.2MB in the beginning and 1.6GB in the end (delta: 1.6GB). Free memory was 35.2MB in the beginning and 683.0MB in the end (delta: -647.9MB). Peak memory consumption was 915.5MB. Max. memory is 16.1GB.
[2024-10-16 13:10:04,937 INFO  L158              Benchmark]: CDTParser took 0.19ms. Allocated memory is still 52.4MB. Free memory is still 35.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-10-16 13:10:04,937 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 570.63ms. Allocated memory is still 69.2MB. Free memory was 35.0MB in the beginning and 44.7MB in the end (delta: -9.7MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB.
[2024-10-16 13:10:04,937 INFO  L158              Benchmark]: Boogie Procedure Inliner took 68.05ms. Allocated memory is still 69.2MB. Free memory was 44.7MB in the beginning and 42.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-10-16 13:10:04,937 INFO  L158              Benchmark]: Boogie Preprocessor took 42.64ms. Allocated memory is still 69.2MB. Free memory was 41.8MB in the beginning and 40.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-10-16 13:10:04,938 INFO  L158              Benchmark]: RCFGBuilder took 793.09ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 40.0MB in the beginning and 37.8MB in the end (delta: 2.2MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB.
[2024-10-16 13:10:04,938 INFO  L158              Benchmark]: TraceAbstraction took 183958.67ms. Allocated memory was 83.9MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 36.6MB in the beginning and 695.6MB in the end (delta: -659.0MB). Peak memory consumption was 889.7MB. Max. memory is 16.1GB.
[2024-10-16 13:10:04,938 INFO  L158              Benchmark]: Witness Printer took 96.23ms. Allocated memory is still 1.6GB. Free memory was 695.6MB in the beginning and 683.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2024-10-16 13:10:04,942 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.19ms. Allocated memory is still 52.4MB. Free memory is still 35.3MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 570.63ms. Allocated memory is still 69.2MB. Free memory was 35.0MB in the beginning and 44.7MB in the end (delta: -9.7MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 68.05ms. Allocated memory is still 69.2MB. Free memory was 44.7MB in the beginning and 42.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 42.64ms. Allocated memory is still 69.2MB. Free memory was 41.8MB in the beginning and 40.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * RCFGBuilder took 793.09ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 40.0MB in the beginning and 37.8MB in the end (delta: 2.2MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB.
 * TraceAbstraction took 183958.67ms. Allocated memory was 83.9MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 36.6MB in the beginning and 695.6MB in the end (delta: -659.0MB). Peak memory consumption was 889.7MB. Max. memory is 16.1GB.
 * Witness Printer took 96.23ms. Allocated memory is still 1.6GB. Free memory was 695.6MB in the beginning and 683.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: Partial order reduction statistics
    Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4056, independent: 3623, independent conditional: 2994, independent unconditional: 629, dependent: 433, dependent conditional: 389, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4034, independent: 3623, independent conditional: 2994, independent unconditional: 629, dependent: 411, dependent conditional: 368, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4034, independent: 3623, independent conditional: 2994, independent unconditional: 629, dependent: 411, dependent conditional: 368, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4034, independent: 3623, independent conditional: 2994, independent unconditional: 629, dependent: 411, dependent conditional: 368, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5098, independent: 3623, independent conditional: 2994, independent unconditional: 629, dependent: 1475, dependent conditional: 1389, dependent unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5098, independent: 3623, independent conditional: 285, independent unconditional: 3338, dependent: 1475, dependent conditional: 346, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5098, independent: 3623, independent conditional: 285, independent unconditional: 3338, dependent: 1475, dependent conditional: 346, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 696, independent: 637, independent conditional: 8, independent unconditional: 629, dependent: 59, dependent conditional: 12, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 696, independent: 623, independent conditional: 0, independent unconditional: 623, dependent: 73, dependent conditional: 0, dependent unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 73, independent: 14, independent conditional: 8, independent unconditional: 6, dependent: 59, dependent conditional: 12, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, independent: 14, independent conditional: 8, independent unconditional: 6, dependent: 59, dependent conditional: 12, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 135853, independent: 13113, independent conditional: 12966, independent unconditional: 147, dependent: 122740, dependent conditional: 34004, dependent unconditional: 88736, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5098, independent: 2986, independent conditional: 277, independent unconditional: 2709, dependent: 1416, dependent conditional: 334, dependent unconditional: 1082, unknown: 696, unknown conditional: 20, unknown unconditional: 676] , Statistics on independence cache: Total cache size (in pairs): 696, Positive cache size: 637, Positive conditional cache size: 8, Positive unconditional cache size: 629, Negative cache size: 59, Negative conditional cache size: 12, Negative unconditional cache size: 47, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3752, Maximal queried relation: 1, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5098, independent: 3623, independent conditional: 2994, independent unconditional: 629, dependent: 1475, dependent conditional: 1389, dependent unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5098, independent: 3623, independent conditional: 285, independent unconditional: 3338, dependent: 1475, dependent conditional: 346, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5098, independent: 3623, independent conditional: 285, independent unconditional: 3338, dependent: 1475, dependent conditional: 346, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 696, independent: 637, independent conditional: 8, independent unconditional: 629, dependent: 59, dependent conditional: 12, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 696, independent: 623, independent conditional: 0, independent unconditional: 623, dependent: 73, dependent conditional: 0, dependent unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 73, independent: 14, independent conditional: 8, independent unconditional: 6, dependent: 59, dependent conditional: 12, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, independent: 14, independent conditional: 8, independent unconditional: 6, dependent: 59, dependent conditional: 12, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 135853, independent: 13113, independent conditional: 12966, independent unconditional: 147, dependent: 122740, dependent conditional: 34004, dependent unconditional: 88736, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5098, independent: 2986, independent conditional: 277, independent unconditional: 2709, dependent: 1416, dependent conditional: 334, dependent unconditional: 1082, unknown: 696, unknown conditional: 20, unknown unconditional: 676] , Statistics on independence cache: Total cache size (in pairs): 696, Positive cache size: 637, Positive conditional cache size: 8, Positive unconditional cache size: 629, Negative cache size: 59, Negative conditional cache size: 12, Negative unconditional cache size: 47, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3752 ], Independence queries for same thread: 22, Persistent sets #1 benchmarks: Persistent set computation time: 86.1s, Number of persistent set computation: 435, Number of trivial persistent sets: 325, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 672, independent: 629, independent conditional: 0, independent unconditional: 629, dependent: 43, dependent conditional: 0, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4056, independent: 3623, independent conditional: 2994, independent unconditional: 629, dependent: 433, dependent conditional: 389, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4034, independent: 3623, independent conditional: 2994, independent unconditional: 629, dependent: 411, dependent conditional: 368, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4034, independent: 3623, independent conditional: 2994, independent unconditional: 629, dependent: 411, dependent conditional: 368, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4034, independent: 3623, independent conditional: 2994, independent unconditional: 629, dependent: 411, dependent conditional: 368, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5098, independent: 3623, independent conditional: 2994, independent unconditional: 629, dependent: 1475, dependent conditional: 1389, dependent unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5098, independent: 3623, independent conditional: 285, independent unconditional: 3338, dependent: 1475, dependent conditional: 346, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5098, independent: 3623, independent conditional: 285, independent unconditional: 3338, dependent: 1475, dependent conditional: 346, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 696, independent: 637, independent conditional: 8, independent unconditional: 629, dependent: 59, dependent conditional: 12, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 696, independent: 623, independent conditional: 0, independent unconditional: 623, dependent: 73, dependent conditional: 0, dependent unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 73, independent: 14, independent conditional: 8, independent unconditional: 6, dependent: 59, dependent conditional: 12, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, independent: 14, independent conditional: 8, independent unconditional: 6, dependent: 59, dependent conditional: 12, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 135853, independent: 13113, independent conditional: 12966, independent unconditional: 147, dependent: 122740, dependent conditional: 34004, dependent unconditional: 88736, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5098, independent: 2986, independent conditional: 277, independent unconditional: 2709, dependent: 1416, dependent conditional: 334, dependent unconditional: 1082, unknown: 696, unknown conditional: 20, unknown unconditional: 676] , Statistics on independence cache: Total cache size (in pairs): 696, Positive cache size: 637, Positive conditional cache size: 8, Positive unconditional cache size: 629, Negative cache size: 59, Negative conditional cache size: 12, Negative unconditional cache size: 47, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3752, Maximal queried relation: 1, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5098, independent: 3623, independent conditional: 2994, independent unconditional: 629, dependent: 1475, dependent conditional: 1389, dependent unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5098, independent: 3623, independent conditional: 285, independent unconditional: 3338, dependent: 1475, dependent conditional: 346, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5098, independent: 3623, independent conditional: 285, independent unconditional: 3338, dependent: 1475, dependent conditional: 346, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 696, independent: 637, independent conditional: 8, independent unconditional: 629, dependent: 59, dependent conditional: 12, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 696, independent: 623, independent conditional: 0, independent unconditional: 623, dependent: 73, dependent conditional: 0, dependent unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 73, independent: 14, independent conditional: 8, independent unconditional: 6, dependent: 59, dependent conditional: 12, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, independent: 14, independent conditional: 8, independent unconditional: 6, dependent: 59, dependent conditional: 12, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 135853, independent: 13113, independent conditional: 12966, independent unconditional: 147, dependent: 122740, dependent conditional: 34004, dependent unconditional: 88736, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5098, independent: 2986, independent conditional: 277, independent unconditional: 2709, dependent: 1416, dependent conditional: 334, dependent unconditional: 1082, unknown: 696, unknown conditional: 20, unknown unconditional: 676] , Statistics on independence cache: Total cache size (in pairs): 696, Positive cache size: 637, Positive conditional cache size: 8, Positive unconditional cache size: 629, Negative cache size: 59, Negative conditional cache size: 12, Negative unconditional cache size: 47, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3752 ], Independence queries for same thread: 22
  - StatisticsResult: Partial order reduction statistics
    Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1645, independent: 1582, independent conditional: 1048, independent unconditional: 534, dependent: 63, dependent conditional: 27, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1637, independent: 1582, independent conditional: 1048, independent unconditional: 534, dependent: 55, dependent conditional: 20, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1637, independent: 1582, independent conditional: 1048, independent unconditional: 534, dependent: 55, dependent conditional: 20, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1637, independent: 1582, independent conditional: 1048, independent unconditional: 534, dependent: 55, dependent conditional: 20, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1817, independent: 1582, independent conditional: 1048, independent unconditional: 534, dependent: 235, dependent conditional: 165, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1817, independent: 1582, independent conditional: 61, independent unconditional: 1521, dependent: 235, dependent conditional: 23, dependent unconditional: 212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1817, independent: 1582, independent conditional: 61, independent unconditional: 1521, dependent: 235, dependent conditional: 23, dependent unconditional: 212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 588, independent: 547, independent conditional: 13, independent unconditional: 534, dependent: 41, dependent conditional: 6, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 588, independent: 526, independent conditional: 0, independent unconditional: 526, dependent: 62, dependent conditional: 0, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 62, independent: 21, independent conditional: 13, independent unconditional: 8, dependent: 41, dependent conditional: 6, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, independent: 21, independent conditional: 13, independent unconditional: 8, dependent: 41, dependent conditional: 6, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 41250, independent: 7189, independent conditional: 7120, independent unconditional: 69, dependent: 34060, dependent conditional: 523, dependent unconditional: 33537, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1817, independent: 1035, independent conditional: 48, independent unconditional: 987, dependent: 194, dependent conditional: 17, dependent unconditional: 177, unknown: 588, unknown conditional: 19, unknown unconditional: 569] , Statistics on independence cache: Total cache size (in pairs): 588, Positive cache size: 547, Positive conditional cache size: 13, Positive unconditional cache size: 534, Negative cache size: 41, Negative conditional cache size: 6, Negative unconditional cache size: 35, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1129, Maximal queried relation: 2, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1817, independent: 1582, independent conditional: 1048, independent unconditional: 534, dependent: 235, dependent conditional: 165, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1817, independent: 1582, independent conditional: 61, independent unconditional: 1521, dependent: 235, dependent conditional: 23, dependent unconditional: 212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1817, independent: 1582, independent conditional: 61, independent unconditional: 1521, dependent: 235, dependent conditional: 23, dependent unconditional: 212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 588, independent: 547, independent conditional: 13, independent unconditional: 534, dependent: 41, dependent conditional: 6, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 588, independent: 526, independent conditional: 0, independent unconditional: 526, dependent: 62, dependent conditional: 0, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 62, independent: 21, independent conditional: 13, independent unconditional: 8, dependent: 41, dependent conditional: 6, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, independent: 21, independent conditional: 13, independent unconditional: 8, dependent: 41, dependent conditional: 6, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 41250, independent: 7189, independent conditional: 7120, independent unconditional: 69, dependent: 34060, dependent conditional: 523, dependent unconditional: 33537, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1817, independent: 1035, independent conditional: 48, independent unconditional: 987, dependent: 194, dependent conditional: 17, dependent unconditional: 177, unknown: 588, unknown conditional: 19, unknown unconditional: 569] , Statistics on independence cache: Total cache size (in pairs): 588, Positive cache size: 547, Positive conditional cache size: 13, Positive unconditional cache size: 534, Negative cache size: 41, Negative conditional cache size: 6, Negative unconditional cache size: 35, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1129 ], Independence queries for same thread: 8, Persistent sets #1 benchmarks: Persistent set computation time: 33.7s, Number of persistent set computation: 298, Number of trivial persistent sets: 169, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 569, independent: 534, independent conditional: 0, independent unconditional: 534, dependent: 35, dependent conditional: 0, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1645, independent: 1582, independent conditional: 1048, independent unconditional: 534, dependent: 63, dependent conditional: 27, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1637, independent: 1582, independent conditional: 1048, independent unconditional: 534, dependent: 55, dependent conditional: 20, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1637, independent: 1582, independent conditional: 1048, independent unconditional: 534, dependent: 55, dependent conditional: 20, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1637, independent: 1582, independent conditional: 1048, independent unconditional: 534, dependent: 55, dependent conditional: 20, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1817, independent: 1582, independent conditional: 1048, independent unconditional: 534, dependent: 235, dependent conditional: 165, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1817, independent: 1582, independent conditional: 61, independent unconditional: 1521, dependent: 235, dependent conditional: 23, dependent unconditional: 212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1817, independent: 1582, independent conditional: 61, independent unconditional: 1521, dependent: 235, dependent conditional: 23, dependent unconditional: 212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 588, independent: 547, independent conditional: 13, independent unconditional: 534, dependent: 41, dependent conditional: 6, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 588, independent: 526, independent conditional: 0, independent unconditional: 526, dependent: 62, dependent conditional: 0, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 62, independent: 21, independent conditional: 13, independent unconditional: 8, dependent: 41, dependent conditional: 6, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, independent: 21, independent conditional: 13, independent unconditional: 8, dependent: 41, dependent conditional: 6, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 41250, independent: 7189, independent conditional: 7120, independent unconditional: 69, dependent: 34060, dependent conditional: 523, dependent unconditional: 33537, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1817, independent: 1035, independent conditional: 48, independent unconditional: 987, dependent: 194, dependent conditional: 17, dependent unconditional: 177, unknown: 588, unknown conditional: 19, unknown unconditional: 569] , Statistics on independence cache: Total cache size (in pairs): 588, Positive cache size: 547, Positive conditional cache size: 13, Positive unconditional cache size: 534, Negative cache size: 41, Negative conditional cache size: 6, Negative unconditional cache size: 35, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1129, Maximal queried relation: 2, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1817, independent: 1582, independent conditional: 1048, independent unconditional: 534, dependent: 235, dependent conditional: 165, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1817, independent: 1582, independent conditional: 61, independent unconditional: 1521, dependent: 235, dependent conditional: 23, dependent unconditional: 212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1817, independent: 1582, independent conditional: 61, independent unconditional: 1521, dependent: 235, dependent conditional: 23, dependent unconditional: 212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 588, independent: 547, independent conditional: 13, independent unconditional: 534, dependent: 41, dependent conditional: 6, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 588, independent: 526, independent conditional: 0, independent unconditional: 526, dependent: 62, dependent conditional: 0, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 62, independent: 21, independent conditional: 13, independent unconditional: 8, dependent: 41, dependent conditional: 6, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, independent: 21, independent conditional: 13, independent unconditional: 8, dependent: 41, dependent conditional: 6, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 41250, independent: 7189, independent conditional: 7120, independent unconditional: 69, dependent: 34060, dependent conditional: 523, dependent unconditional: 33537, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1817, independent: 1035, independent conditional: 48, independent unconditional: 987, dependent: 194, dependent conditional: 17, dependent unconditional: 177, unknown: 588, unknown conditional: 19, unknown unconditional: 569] , Statistics on independence cache: Total cache size (in pairs): 588, Positive cache size: 547, Positive conditional cache size: 13, Positive unconditional cache size: 534, Negative cache size: 41, Negative conditional cache size: 6, Negative unconditional cache size: 35, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1129 ], Independence queries for same thread: 8
  - CounterExampleResult [Line: 18]: a call to reach_error is reachable
    a call to reach_error is reachable
We found a FailurePath: 
[L709]               0  int __unbuffered_cnt = 0;
[L711]               0  int __unbuffered_p0_EAX = 0;
[L713]               0  int __unbuffered_p2_EAX = 0;
[L714]               0  _Bool main$tmp_guard0;
[L715]               0  _Bool main$tmp_guard1;
[L717]               0  int x = 0;
[L718]               0  _Bool x$flush_delayed;
[L719]               0  int x$mem_tmp;
[L720]               0  _Bool x$r_buff0_thd0;
[L721]               0  _Bool x$r_buff0_thd1;
[L722]               0  _Bool x$r_buff0_thd2;
[L723]               0  _Bool x$r_buff0_thd3;
[L724]               0  _Bool x$r_buff1_thd0;
[L725]               0  _Bool x$r_buff1_thd1;
[L726]               0  _Bool x$r_buff1_thd2;
[L727]               0  _Bool x$r_buff1_thd3;
[L728]               0  _Bool x$read_delayed;
[L729]               0  int *x$read_delayed_var;
[L730]               0  int x$w_buff0;
[L731]               0  _Bool x$w_buff0_used;
[L732]               0  int x$w_buff1;
[L733]               0  _Bool x$w_buff1_used;
[L735]               0  int y = 0;
[L736]               0  _Bool weak$$choice0;
[L737]               0  _Bool weak$$choice2;
[L818]               0  pthread_t t1804;
[L819]  FCALL, FORK  0  pthread_create(&t1804, ((void *)0), P0, ((void *)0))
        VAL             [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1804=-2, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0]
[L820]               0  pthread_t t1805;
[L821]  FCALL, FORK  0  pthread_create(&t1805, ((void *)0), P1, ((void *)0))
        VAL             [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1804=-2, t1805=-1, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0]
[L761]               2  x$w_buff1 = x$w_buff0
[L762]               2  x$w_buff0 = 2
[L763]               2  x$w_buff1_used = x$w_buff0_used
[L764]               2  x$w_buff0_used = (_Bool)1
[L765]  CALL         2  __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used))
[L18]   COND FALSE   2  !(!expression)
[L765]  RET          2  __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used))
[L766]               2  x$r_buff1_thd0 = x$r_buff0_thd0
[L767]               2  x$r_buff1_thd1 = x$r_buff0_thd1
[L768]               2  x$r_buff1_thd2 = x$r_buff0_thd2
[L769]               2  x$r_buff1_thd3 = x$r_buff0_thd3
[L770]               2  x$r_buff0_thd2 = (_Bool)1
        VAL             [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0]
[L773]               2  y = 1
        VAL             [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1]
[L822]               0  pthread_t t1806;
[L823]  FCALL, FORK  0  pthread_create(&t1806, ((void *)0), P2, ((void *)0))
        VAL             [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1804=-2, t1805=-1, t1806=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1]
[L790]               3  __unbuffered_p2_EAX = y
        VAL             [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1]
[L793]               3  y = 2
        VAL             [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=2]
[L796]               3  x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x)
[L797]               3  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used
[L798]               3  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used
[L799]               3  x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3
[L800]               3  x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3
        VAL             [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=2]
[L803]               3  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=2]
[L805]               3  return 0;
[L741]               1  __unbuffered_p0_EAX = y
        VAL             [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=2]
[L744]               1  x = 1
        VAL             [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=1, y=2]
[L776]               2  x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x)
[L777]               2  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used
[L778]               2  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used
[L779]               2  x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2
[L780]               2  x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2
        VAL             [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=2]
[L783]               2  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=2]
[L785]               2  return 0;
[L747]               1  x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x)
[L748]               1  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used
[L749]               1  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used
[L750]               1  x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1
[L751]               1  x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1
        VAL             [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=2]
[L754]               1  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=2]
[L825]               0  main$tmp_guard0 = __unbuffered_cnt == 3
        VAL             [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1804=-2, t1805=-1, t1806=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=2]
[L827]  CALL         0  assume_abort_if_not(main$tmp_guard0)
[L3]    COND FALSE   0  !(!cond)
[L827]  RET          0  assume_abort_if_not(main$tmp_guard0)
[L829]               0  x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x)
[L830]               0  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used
[L831]               0  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used
[L832]               0  x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0
[L833]               0  x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0
        VAL             [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1804=-2, t1805=-1, t1806=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=2]
[L836]               0  weak$$choice0 = __VERIFIER_nondet_bool()
[L837]               0  weak$$choice2 = __VERIFIER_nondet_bool()
[L838]               0  x$flush_delayed = weak$$choice2
[L839]               0  x$mem_tmp = x
[L840]               0  x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1)
[L841]               0  x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0))
[L842]               0  x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1))
[L843]               0  x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used))
[L844]               0  x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L845]               0  x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0))
[L846]               0  x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L847]               0  main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p0_EAX == 2 && __unbuffered_p2_EAX == 1)
[L848]               0  x = x$flush_delayed ? x$mem_tmp : x
[L849]               0  x$flush_delayed = (_Bool)0
        VAL             [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1804=-2, t1805=-1, t1806=0, weak$$choice0=1, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=2]
[L851]  CALL         0  __VERIFIER_assert(main$tmp_guard1)
[L18]   COND TRUE    0  !expression
        VAL             [\old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=2]
[L18]                0  reach_error()
        VAL             [\old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=2]

  - UnprovableResult [Line: 821]: Unable to prove that petrification did provide enough thread instances (tool internal message)
    Unable to prove that petrification did provide enough thread instances (tool internal message)
 Reason: Not analyzed. 
  - UnprovableResult [Line: 823]: Unable to prove that petrification did provide enough thread instances (tool internal message)
    Unable to prove that petrification did provide enough thread instances (tool internal message)
 Reason: Not analyzed. 
  - UnprovableResult [Line: 819]: Unable to prove that petrification did provide enough thread instances (tool internal message)
    Unable to prove that petrification did provide enough thread instances (tool internal message)
 Reason: Not analyzed. 
  - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1Thread1of1ForFork0 with 1 thread instances
    CFG has 7 procedures, 64 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 136.9s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 136.2s, 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: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: ConditionalCommutativityOverallTime: 0.0s, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityCommutingCounterexamples: 0, ConditionalCommutativityConditionCalculations: 1, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0
  - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances
    CFG has 7 procedures, 64 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 46.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 41.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 19, 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, 0.3s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 110 NumberOfCodeBlocks, 110 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 76 ConstructedInterpolants, 0 QuantifiedInterpolants, 756 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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, ConComCheckerStatistics: ConditionalCommutativityOverallTime: 1.6s, ConditionalCommutativityCheckTime: 1.6s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityCommutingCounterexamples: 0, ConditionalCommutativityConditionCalculations: 7, ConditionalCommutativityTraceChecks: 3, ConditionalCommutativityImperfectProofs: 0
RESULT: Ultimate proved your program to be incorrect!
[2024-10-16 13:10:04,984 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
[2024-10-16 13:10:05,189 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0
[2024-10-16 13:10:05,372 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...