./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-divine/one_time_barrier_twice_3t.i --full-output --architecture 32bit


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


Checking for data races
Using default analysis
Version 0e0057cc
Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-divine/one_time_barrier_twice_3t.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) )

 --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f7efed4227021db06f22a3abd4d1096de1449b086dcfb78e041156858b4360a4
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-0e0057c
[2023-11-24 22:08:19,185 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-24 22:08:19,275 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/config/svcomp-DataRace-32bit-GemCutter_Default.epf
[2023-11-24 22:08:19,282 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-24 22:08:19,282 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-24 22:08:19,311 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-24 22:08:19,312 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-24 22:08:19,312 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-24 22:08:19,313 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-24 22:08:19,314 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-24 22:08:19,315 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-24 22:08:19,316 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-24 22:08:19,316 INFO  L153        SettingsManager]:  * Use SBE=true
[2023-11-24 22:08:19,317 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-24 22:08:19,318 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-11-24 22:08:19,318 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-11-24 22:08:19,319 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-11-24 22:08:19,320 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-11-24 22:08:19,320 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-24 22:08:19,321 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-11-24 22:08:19,322 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-24 22:08:19,322 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-11-24 22:08:19,323 INFO  L153        SettingsManager]:  * Check absence of data races in concurrent programs=true
[2023-11-24 22:08:19,324 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-11-24 22:08:19,324 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-11-24 22:08:19,325 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2023-11-24 22:08:19,325 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-24 22:08:19,326 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-24 22:08:19,326 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2023-11-24 22:08:19,327 INFO  L153        SettingsManager]:  * To the following directory=./dump/
[2023-11-24 22:08:19,327 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2023-11-24 22:08:19,328 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-24 22:08:19,329 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-24 22:08:19,329 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-11-24 22:08:19,330 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-24 22:08:19,330 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2023-11-24 22:08:19,331 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-24 22:08:19,331 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2023-11-24 22:08:19,332 INFO  L153        SettingsManager]:  * Abstraction used for commutativity in POR=VARIABLES_GLOBAL
[2023-11-24 22:08:19,333 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2023-11-24 22:08:19,333 INFO  L153        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-24 22:08:19,339 INFO  L153        SettingsManager]:  * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2023-11-24 22:08:19,339 INFO  L153        SettingsManager]:  * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2023-11-24 22:08:19,339 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S
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 ! data-race) )


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 -> f7efed4227021db06f22a3abd4d1096de1449b086dcfb78e041156858b4360a4
[2023-11-24 22:08:19,623 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-24 22:08:19,645 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-24 22:08:19,648 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-24 22:08:19,649 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-24 22:08:19,650 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-24 22:08:19,651 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/../../sv-benchmarks/c/pthread-divine/one_time_barrier_twice_3t.i
[2023-11-24 22:08:22,946 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-24 22:08:23,269 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-24 22:08:23,272 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_3t.i
[2023-11-24 22:08:23,307 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/data/6def4bdc3/6eca02218b7a41e596dfd9188c0dc95b/FLAGad2ccd3f8
[2023-11-24 22:08:23,322 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/data/6def4bdc3/6eca02218b7a41e596dfd9188c0dc95b
[2023-11-24 22:08:23,325 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-24 22:08:23,327 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-24 22:08:23,328 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-24 22:08:23,328 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-24 22:08:23,340 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-24 22:08:23,349 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:08:23" (1/1) ...
[2023-11-24 22:08:23,350 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68655cbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:23, skipping insertion in model container
[2023-11-24 22:08:23,350 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:08:23" (1/1) ...
[2023-11-24 22:08:23,436 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-24 22:08:23,854 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-24 22:08:23,867 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-24 22:08:23,942 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-24 22:08:23,997 INFO  L206         MainTranslator]: Completed translation
[2023-11-24 22:08:23,998 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:23 WrapperNode
[2023-11-24 22:08:23,999 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-24 22:08:24,001 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-24 22:08:24,001 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-24 22:08:24,001 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-24 22:08:24,010 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:23" (1/1) ...
[2023-11-24 22:08:24,057 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:23" (1/1) ...
[2023-11-24 22:08:24,150 INFO  L138                Inliner]: procedures = 174, calls = 94, calls flagged for inlining = 21, calls inlined = 37, statements flattened = 937
[2023-11-24 22:08:24,151 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-24 22:08:24,152 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-24 22:08:24,152 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-24 22:08:24,152 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-11-24 22:08:24,164 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:23" (1/1) ...
[2023-11-24 22:08:24,165 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:23" (1/1) ...
[2023-11-24 22:08:24,179 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:23" (1/1) ...
[2023-11-24 22:08:24,179 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:23" (1/1) ...
[2023-11-24 22:08:24,246 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:23" (1/1) ...
[2023-11-24 22:08:24,257 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:23" (1/1) ...
[2023-11-24 22:08:24,262 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:23" (1/1) ...
[2023-11-24 22:08:24,269 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:23" (1/1) ...
[2023-11-24 22:08:24,277 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-24 22:08:24,279 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-24 22:08:24,279 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-11-24 22:08:24,279 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-11-24 22:08:24,280 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:23" (1/1) ...
[2023-11-24 22:08:24,286 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-24 22:08:24,298 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3
[2023-11-24 22:08:24,313 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2023-11-24 22:08:24,351 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2023-11-24 22:08:24,367 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2023-11-24 22:08:24,367 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-11-24 22:08:24,367 INFO  L130     BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock
[2023-11-24 22:08:24,367 INFO  L130     BoogieDeclarations]: Found specification of procedure worker_fn
[2023-11-24 22:08:24,368 INFO  L138     BoogieDeclarations]: Found implementation of procedure worker_fn
[2023-11-24 22:08:24,368 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-24 22:08:24,368 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2023-11-24 22:08:24,368 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-24 22:08:24,368 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2023-11-24 22:08:24,369 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-24 22:08:24,369 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-24 22:08:24,370 INFO  L130     BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock
[2023-11-24 22:08:24,371 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-24 22:08:24,371 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-24 22:08:24,374 WARN  L213             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement
[2023-11-24 22:08:24,583 INFO  L241             CfgBuilder]: Building ICFG
[2023-11-24 22:08:24,586 INFO  L267             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-24 22:08:26,225 INFO  L282             CfgBuilder]: Performing block encoding
[2023-11-24 22:08:26,295 INFO  L304             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-24 22:08:26,295 INFO  L309             CfgBuilder]: Removed 16 assume(true) statements.
[2023-11-24 22:08:26,298 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:08:26 BoogieIcfgContainer
[2023-11-24 22:08:26,298 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-24 22:08:26,303 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-24 22:08:26,304 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2023-11-24 22:08:26,307 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2023-11-24 22:08:26,308 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 10:08:23" (1/3) ...
[2023-11-24 22:08:26,308 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30fbb4da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 10:08:26, skipping insertion in model container
[2023-11-24 22:08:26,309 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:23" (2/3) ...
[2023-11-24 22:08:26,311 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30fbb4da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 10:08:26, skipping insertion in model container
[2023-11-24 22:08:26,312 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:08:26" (3/3) ...
[2023-11-24 22:08:26,313 INFO  L112   eAbstractionObserver]: Analyzing ICFG one_time_barrier_twice_3t.i
[2023-11-24 22:08:26,323 WARN  L145   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2023-11-24 22:08:26,336 INFO  L203   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-24 22:08:26,336 INFO  L162   ceAbstractionStarter]: Applying trace abstraction to program that has 78 error locations.
[2023-11-24 22:08:26,337 INFO  L514   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2023-11-24 22:08:26,650 INFO  L144    ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions.
[2023-11-24 22:08:26,741 INFO  L100   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-11-24 22:08:26,741 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2023-11-24 22:08:26,742 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3
[2023-11-24 22:08:26,745 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2023-11-24 22:08:26,768 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2023-11-24 22:08:26,805 INFO  L159   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2023-11-24 22:08:26,819 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == worker_fnThread1of1ForFork0 ========
[2023-11-24 22:08:26,826 INFO  L357      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@64ba5090, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-11-24 22:08:26,826 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 34 error locations.
[2023-11-24 22:08:27,499 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting worker_fnErr0ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:27,505 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:27,505 INFO  L85        PathProgramCache]: Analyzing trace with hash 231973528, now seen corresponding path program 1 times
[2023-11-24 22:08:27,516 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:27,516 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043851783]
[2023-11-24 22:08:27,517 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:27,517 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:27,712 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:27,964 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 22:08:27,965 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:27,965 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043851783]
[2023-11-24 22:08:27,966 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043851783] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:27,966 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:08:27,967 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-24 22:08:27,969 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185785864]
[2023-11-24 22:08:27,970 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:27,976 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2023-11-24 22:08:27,977 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:28,012 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2023-11-24 22:08:28,013 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-11-24 22:08:28,014 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:28,020 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:28,022 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 54.0) internal successors, (108), 2 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:28,023 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:28,113 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:28,114 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-11-24 22:08:28,115 INFO  L420      AbstractCegarLoop]: === Iteration 2 === Targeting worker_fnErr0ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:28,116 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:28,116 INFO  L85        PathProgramCache]: Analyzing trace with hash -316672957, now seen corresponding path program 1 times
[2023-11-24 22:08:28,116 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:28,117 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980715547]
[2023-11-24 22:08:28,118 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:28,118 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:28,206 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:28,452 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 22:08:28,453 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:28,453 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980715547]
[2023-11-24 22:08:28,454 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980715547] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:28,454 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:08:28,454 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-24 22:08:28,455 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976775271]
[2023-11-24 22:08:28,455 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:28,457 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-24 22:08:28,457 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:28,458 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-24 22:08:28,459 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-24 22:08:28,459 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:28,463 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:28,463 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:28,463 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:28,464 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:28,583 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:28,583 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:28,584 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2023-11-24 22:08:28,584 INFO  L420      AbstractCegarLoop]: === Iteration 3 === Targeting worker_fnErr0ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:28,585 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:28,585 INFO  L85        PathProgramCache]: Analyzing trace with hash 688871442, now seen corresponding path program 1 times
[2023-11-24 22:08:28,585 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:28,586 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839738405]
[2023-11-24 22:08:28,586 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:28,586 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:28,650 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:28,918 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 22:08:28,918 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:28,918 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839738405]
[2023-11-24 22:08:28,919 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839738405] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-24 22:08:28,919 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2105603120]
[2023-11-24 22:08:28,919 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:28,920 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-24 22:08:28,920 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3
[2023-11-24 22:08:28,947 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-24 22:08:28,964 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2023-11-24 22:08:29,192 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:29,197 INFO  L262         TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 3 conjunts are in the unsatisfiable core
[2023-11-24 22:08:29,206 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-24 22:08:29,270 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 22:08:29,270 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2023-11-24 22:08:29,334 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 22:08:29,335 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [2105603120] provided 0 perfect and 2 imperfect interpolant sequences
[2023-11-24 22:08:29,335 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-11-24 22:08:29,336 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6
[2023-11-24 22:08:29,336 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026466503]
[2023-11-24 22:08:29,336 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-11-24 22:08:29,339 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-24 22:08:29,340 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:29,343 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-24 22:08:29,344 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2023-11-24 22:08:29,344 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:29,348 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:29,349 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 31.333333333333332) internal successors, (188), 6 states have internal predecessors, (188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:29,349 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:29,349 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:29,349 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:29,521 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:29,522 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:29,524 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:29,545 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2023-11-24 22:08:29,731 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-24 22:08:29,731 INFO  L420      AbstractCegarLoop]: === Iteration 4 === Targeting worker_fnErr0ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:29,732 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:29,732 INFO  L85        PathProgramCache]: Analyzing trace with hash -896292304, now seen corresponding path program 2 times
[2023-11-24 22:08:29,732 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:29,733 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870264963]
[2023-11-24 22:08:29,733 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:29,733 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:29,845 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:31,534 INFO  L134       CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked.
[2023-11-24 22:08:31,534 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:31,534 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870264963]
[2023-11-24 22:08:31,535 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870264963] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:31,535 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:08:31,535 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-24 22:08:31,535 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982081826]
[2023-11-24 22:08:31,535 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:31,536 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-24 22:08:31,536 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:31,537 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-24 22:08:31,537 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2023-11-24 22:08:31,537 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:31,540 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:31,541 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 26.0) internal successors, (130), 6 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:31,541 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:31,541 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:31,541 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:31,541 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:31,938 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:31,938 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:31,939 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:31,940 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:31,940 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2023-11-24 22:08:31,940 INFO  L420      AbstractCegarLoop]: === Iteration 5 === Targeting worker_fnErr1ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:31,941 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:31,941 INFO  L85        PathProgramCache]: Analyzing trace with hash -1447304268, now seen corresponding path program 1 times
[2023-11-24 22:08:31,941 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:31,942 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497883636]
[2023-11-24 22:08:31,942 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:31,943 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:32,060 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:32,371 INFO  L134       CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked.
[2023-11-24 22:08:32,372 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:32,372 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497883636]
[2023-11-24 22:08:32,372 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497883636] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:32,372 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:08:32,372 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-24 22:08:32,373 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471665106]
[2023-11-24 22:08:32,373 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:32,373 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-24 22:08:32,373 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:32,374 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-24 22:08:32,374 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-24 22:08:32,375 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:32,378 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:32,379 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 68.0) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:32,379 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:32,379 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:32,379 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:32,379 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:32,379 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:32,597 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:32,598 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:32,598 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:32,598 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:32,598 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:32,598 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2023-11-24 22:08:32,599 INFO  L420      AbstractCegarLoop]: === Iteration 6 === Targeting worker_fnErr2ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:32,599 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:32,599 INFO  L85        PathProgramCache]: Analyzing trace with hash 555994299, now seen corresponding path program 1 times
[2023-11-24 22:08:32,599 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:32,600 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089278206]
[2023-11-24 22:08:32,600 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:32,600 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:32,675 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:33,058 INFO  L134       CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked.
[2023-11-24 22:08:33,058 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:33,058 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089278206]
[2023-11-24 22:08:33,058 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089278206] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:33,059 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:08:33,059 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-24 22:08:33,059 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864985868]
[2023-11-24 22:08:33,059 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:33,060 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-24 22:08:33,060 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:33,061 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-24 22:08:33,061 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-24 22:08:33,061 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:33,063 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:33,063 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 71.0) internal successors, (142), 3 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:33,063 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:33,063 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:33,063 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:33,063 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:33,064 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:33,064 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:33,345 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:33,345 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:33,345 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:33,345 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:33,345 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:33,346 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:33,346 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2023-11-24 22:08:33,346 INFO  L420      AbstractCegarLoop]: === Iteration 7 === Targeting worker_fnErr3ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:33,347 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:33,347 INFO  L85        PathProgramCache]: Analyzing trace with hash 314199430, now seen corresponding path program 1 times
[2023-11-24 22:08:33,348 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:33,348 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242126888]
[2023-11-24 22:08:33,349 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:33,349 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:33,445 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:33,801 INFO  L134       CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked.
[2023-11-24 22:08:33,801 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:33,801 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242126888]
[2023-11-24 22:08:33,801 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242126888] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:33,802 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:08:33,802 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-24 22:08:33,803 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785627948]
[2023-11-24 22:08:33,803 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:33,804 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-24 22:08:33,804 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:33,805 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-24 22:08:33,805 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-24 22:08:33,806 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:33,810 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:33,811 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 73.5) internal successors, (147), 3 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:33,811 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:33,811 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:33,812 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:33,812 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:33,812 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:33,812 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:33,812 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:34,448 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:34,448 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:34,448 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:34,449 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:34,449 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:34,449 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:34,449 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:34,449 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2023-11-24 22:08:34,450 INFO  L420      AbstractCegarLoop]: === Iteration 8 === Targeting worker_fnErr3ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:34,450 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:34,450 INFO  L85        PathProgramCache]: Analyzing trace with hash 766492233, now seen corresponding path program 1 times
[2023-11-24 22:08:34,451 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:34,451 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311329996]
[2023-11-24 22:08:34,451 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:34,451 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:34,542 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:34,886 INFO  L134       CoverageAnalysis]: Checked inductivity of 208 backedges. 32 proven. 1 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked.
[2023-11-24 22:08:34,887 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:34,887 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311329996]
[2023-11-24 22:08:34,887 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311329996] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-24 22:08:34,887 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1897222885]
[2023-11-24 22:08:34,888 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:34,888 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-24 22:08:34,888 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3
[2023-11-24 22:08:34,889 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-24 22:08:34,916 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2023-11-24 22:08:35,347 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:35,353 INFO  L262         TraceCheckSpWp]: Trace formula consists of 977 conjuncts, 3 conjunts are in the unsatisfiable core
[2023-11-24 22:08:35,372 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-24 22:08:35,446 INFO  L134       CoverageAnalysis]: Checked inductivity of 208 backedges. 32 proven. 1 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked.
[2023-11-24 22:08:35,446 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2023-11-24 22:08:35,514 INFO  L134       CoverageAnalysis]: Checked inductivity of 208 backedges. 32 proven. 1 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked.
[2023-11-24 22:08:35,515 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1897222885] provided 0 perfect and 2 imperfect interpolant sequences
[2023-11-24 22:08:35,515 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-11-24 22:08:35,515 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 5
[2023-11-24 22:08:35,515 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623487967]
[2023-11-24 22:08:35,516 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-11-24 22:08:35,517 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2023-11-24 22:08:35,517 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:35,518 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2023-11-24 22:08:35,518 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2023-11-24 22:08:35,518 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:35,520 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:35,520 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 43.6) internal successors, (218), 5 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:35,521 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:35,521 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:35,521 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:35,521 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:35,521 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:35,521 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:35,521 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:35,521 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:35,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:35,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:35,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:35,820 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:35,820 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:35,820 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:35,821 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:35,821 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:35,829 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0
[2023-11-24 22:08:36,029 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-24 22:08:36,030 INFO  L420      AbstractCegarLoop]: === Iteration 9 === Targeting worker_fnErr4ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:36,035 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:36,036 INFO  L85        PathProgramCache]: Analyzing trace with hash -1070745117, now seen corresponding path program 1 times
[2023-11-24 22:08:36,036 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:36,036 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92869515]
[2023-11-24 22:08:36,037 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:36,037 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:36,113 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:36,288 INFO  L134       CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked.
[2023-11-24 22:08:36,288 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:36,288 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92869515]
[2023-11-24 22:08:36,289 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92869515] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:36,289 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:08:36,289 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-24 22:08:36,289 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985039883]
[2023-11-24 22:08:36,289 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:36,290 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-24 22:08:36,290 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:36,291 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-24 22:08:36,291 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-24 22:08:36,292 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:36,294 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:36,294 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 3 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:36,294 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:36,294 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:36,295 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:36,295 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:36,295 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:36,295 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:36,295 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:36,295 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:36,296 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:36,445 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:36,445 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:36,446 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:36,446 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:36,446 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:36,446 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:36,446 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:36,446 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:36,447 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:36,447 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2023-11-24 22:08:36,447 INFO  L420      AbstractCegarLoop]: === Iteration 10 === Targeting worker_fnErr4ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:36,448 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:36,448 INFO  L85        PathProgramCache]: Analyzing trace with hash 226367930, now seen corresponding path program 1 times
[2023-11-24 22:08:36,448 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:36,449 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156450190]
[2023-11-24 22:08:36,449 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:36,449 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:36,530 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:36,702 INFO  L134       CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked.
[2023-11-24 22:08:36,702 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:36,702 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156450190]
[2023-11-24 22:08:36,703 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156450190] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-24 22:08:36,703 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1920037262]
[2023-11-24 22:08:36,703 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:36,703 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-24 22:08:36,704 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3
[2023-11-24 22:08:36,705 INFO  L229       MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-24 22:08:36,736 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2023-11-24 22:08:37,153 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:37,158 INFO  L262         TraceCheckSpWp]: Trace formula consists of 828 conjuncts, 3 conjunts are in the unsatisfiable core
[2023-11-24 22:08:37,163 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-24 22:08:37,198 INFO  L134       CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked.
[2023-11-24 22:08:37,199 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2023-11-24 22:08:37,237 INFO  L134       CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked.
[2023-11-24 22:08:37,238 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1920037262] provided 0 perfect and 2 imperfect interpolant sequences
[2023-11-24 22:08:37,238 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-11-24 22:08:37,238 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6
[2023-11-24 22:08:37,239 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109128185]
[2023-11-24 22:08:37,240 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-11-24 22:08:37,241 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-24 22:08:37,241 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:37,242 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-24 22:08:37,242 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2023-11-24 22:08:37,243 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:37,245 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:37,246 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 31.666666666666668) internal successors, (190), 6 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:37,246 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:37,251 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:37,252 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:37,252 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:37,253 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:37,253 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:37,253 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:37,253 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:37,253 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:37,253 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:37,401 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:37,401 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:37,401 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:37,401 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:37,402 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:37,402 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:37,402 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:37,402 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:37,402 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:37,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:37,416 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0
[2023-11-24 22:08:37,611 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9
[2023-11-24 22:08:37,611 INFO  L420      AbstractCegarLoop]: === Iteration 11 === Targeting worker_fnErr4ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:37,611 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:37,612 INFO  L85        PathProgramCache]: Analyzing trace with hash 1068973224, now seen corresponding path program 2 times
[2023-11-24 22:08:37,612 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:37,612 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286473894]
[2023-11-24 22:08:37,612 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:37,613 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:37,760 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:39,028 INFO  L134       CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked.
[2023-11-24 22:08:39,028 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:39,029 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286473894]
[2023-11-24 22:08:39,029 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286473894] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:39,033 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:08:39,033 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-24 22:08:39,033 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393982911]
[2023-11-24 22:08:39,033 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:39,034 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-24 22:08:39,034 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:39,035 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-24 22:08:39,035 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2023-11-24 22:08:39,035 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:39,037 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:39,037 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 32.0) internal successors, (160), 6 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:39,037 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:39,037 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:39,037 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:39,038 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:39,038 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:39,038 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:39,038 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:39,038 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:39,038 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:39,038 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:39,039 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:39,480 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:39,481 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:39,481 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:39,481 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:39,481 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:39,481 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:39,481 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:39,482 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:39,482 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:39,482 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:39,482 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:39,483 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2023-11-24 22:08:39,483 INFO  L420      AbstractCegarLoop]: === Iteration 12 === Targeting worker_fnErr5ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:39,483 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:39,484 INFO  L85        PathProgramCache]: Analyzing trace with hash -1290604587, now seen corresponding path program 1 times
[2023-11-24 22:08:39,484 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:39,484 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517614669]
[2023-11-24 22:08:39,484 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:39,484 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:39,604 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:40,896 INFO  L134       CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked.
[2023-11-24 22:08:40,896 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:40,896 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517614669]
[2023-11-24 22:08:40,897 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517614669] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:40,897 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:08:40,897 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-24 22:08:40,897 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968002385]
[2023-11-24 22:08:40,897 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:40,898 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-24 22:08:40,898 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:40,899 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-24 22:08:40,899 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2023-11-24 22:08:40,899 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:40,901 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:40,901 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 34.0) internal successors, (170), 6 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:40,901 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:40,901 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:40,901 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:40,902 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:40,902 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:40,902 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:40,902 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:40,902 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:40,902 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:40,902 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:40,902 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:40,902 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:41,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:41,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:41,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:41,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:41,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:41,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:41,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:41,404 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:41,404 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:41,404 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:41,404 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:41,404 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:41,405 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11
[2023-11-24 22:08:41,405 INFO  L420      AbstractCegarLoop]: === Iteration 13 === Targeting worker_fnErr6ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:41,405 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:41,406 INFO  L85        PathProgramCache]: Analyzing trace with hash -2027679719, now seen corresponding path program 1 times
[2023-11-24 22:08:41,406 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:41,406 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680303582]
[2023-11-24 22:08:41,406 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:41,406 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:41,523 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:42,737 INFO  L134       CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked.
[2023-11-24 22:08:42,738 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:42,738 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680303582]
[2023-11-24 22:08:42,738 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680303582] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:42,739 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:08:42,739 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-24 22:08:42,742 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700031913]
[2023-11-24 22:08:42,742 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:42,743 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-24 22:08:42,743 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:42,744 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-24 22:08:42,744 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2023-11-24 22:08:42,745 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:42,746 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:42,747 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 35.2) internal successors, (176), 6 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:42,747 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:42,747 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:42,747 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:42,748 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:42,748 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:42,748 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:42,748 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:42,748 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:42,748 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:42,749 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:42,749 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:42,749 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:42,749 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:43,383 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:43,383 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:43,383 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:43,383 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:43,384 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:43,384 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:43,384 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:43,384 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:43,384 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:43,384 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:43,385 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:43,385 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:43,385 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:43,386 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12
[2023-11-24 22:08:43,386 INFO  L420      AbstractCegarLoop]: === Iteration 14 === Targeting worker_fnErr8ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:43,386 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:43,387 INFO  L85        PathProgramCache]: Analyzing trace with hash -694551043, now seen corresponding path program 1 times
[2023-11-24 22:08:43,387 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:43,387 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724863146]
[2023-11-24 22:08:43,387 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:43,388 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:43,498 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:44,963 INFO  L134       CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked.
[2023-11-24 22:08:44,963 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:44,963 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724863146]
[2023-11-24 22:08:44,963 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724863146] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:44,964 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:08:44,964 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-24 22:08:44,964 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875436780]
[2023-11-24 22:08:44,964 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:44,965 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-24 22:08:44,965 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:44,966 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-24 22:08:44,966 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2023-11-24 22:08:44,967 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:44,969 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:44,969 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 39.0) internal successors, (195), 6 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:44,969 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:44,970 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:44,970 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:44,970 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:44,970 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:44,970 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:44,970 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:44,970 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:44,970 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:44,971 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:44,971 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:44,971 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:44,971 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:44,971 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:46,012 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:46,013 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:46,013 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:46,013 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:46,013 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:46,013 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:46,014 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:46,014 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:46,014 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:46,014 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:46,014 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:46,014 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:46,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:46,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:46,015 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13
[2023-11-24 22:08:46,015 INFO  L420      AbstractCegarLoop]: === Iteration 15 === Targeting worker_fnErr13ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:46,016 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:46,016 INFO  L85        PathProgramCache]: Analyzing trace with hash -1754493708, now seen corresponding path program 1 times
[2023-11-24 22:08:46,016 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:46,017 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193870529]
[2023-11-24 22:08:46,017 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:46,017 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:46,155 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:46,527 INFO  L134       CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked.
[2023-11-24 22:08:46,528 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:46,528 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193870529]
[2023-11-24 22:08:46,530 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193870529] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:46,530 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:08:46,530 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-24 22:08:46,531 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940862687]
[2023-11-24 22:08:46,531 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:46,531 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-24 22:08:46,532 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:46,532 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-24 22:08:46,532 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-24 22:08:46,533 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:46,534 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:46,535 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 111.5) internal successors, (223), 3 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:46,535 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:46,535 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:46,535 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:46,535 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:46,535 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:46,535 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:46,536 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:46,536 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:46,536 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:46,536 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:46,536 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:46,536 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:46,536 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:46,537 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:46,537 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:46,989 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:46,989 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:46,989 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:46,989 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:46,989 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:46,990 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:46,990 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:46,990 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:46,990 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:46,991 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:46,991 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:46,991 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:46,991 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:46,991 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:46,992 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:46,992 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14
[2023-11-24 22:08:46,992 INFO  L420      AbstractCegarLoop]: === Iteration 16 === Targeting worker_fnErr14ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:46,992 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:46,993 INFO  L85        PathProgramCache]: Analyzing trace with hash -932826225, now seen corresponding path program 1 times
[2023-11-24 22:08:46,993 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:46,993 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145818551]
[2023-11-24 22:08:46,993 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:46,994 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:47,136 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:47,453 INFO  L134       CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked.
[2023-11-24 22:08:47,454 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:47,454 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145818551]
[2023-11-24 22:08:47,454 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145818551] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:47,454 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:08:47,455 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-24 22:08:47,455 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762534260]
[2023-11-24 22:08:47,455 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:47,456 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-24 22:08:47,456 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:47,457 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-24 22:08:47,457 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-24 22:08:47,458 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:47,461 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:47,462 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 116.0) internal successors, (232), 3 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:47,462 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:47,462 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:47,462 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:47,462 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:47,462 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:47,463 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:47,463 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:47,463 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:47,463 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:47,463 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:47,463 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:47,463 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:47,464 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:47,464 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:47,464 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:47,464 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:47,985 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:47,985 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:47,986 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:47,986 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:47,986 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:47,986 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:47,986 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:47,986 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:47,987 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:47,987 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:47,987 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:47,987 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:47,987 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:47,987 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:47,987 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:47,989 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:47,990 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15
[2023-11-24 22:08:47,990 INFO  L420      AbstractCegarLoop]: === Iteration 17 === Targeting worker_fnErr15ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:47,991 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:47,991 INFO  L85        PathProgramCache]: Analyzing trace with hash 631050608, now seen corresponding path program 1 times
[2023-11-24 22:08:47,991 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:47,991 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067497341]
[2023-11-24 22:08:47,992 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:47,992 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:48,088 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:48,411 INFO  L134       CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked.
[2023-11-24 22:08:48,411 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:48,411 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067497341]
[2023-11-24 22:08:48,411 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067497341] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:48,412 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:08:48,412 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-24 22:08:48,412 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114266062]
[2023-11-24 22:08:48,412 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:48,413 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-24 22:08:48,413 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:48,414 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-24 22:08:48,414 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-24 22:08:48,414 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:48,416 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:48,417 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 118.5) internal successors, (237), 3 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:48,417 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:48,417 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:48,417 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:48,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:48,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:48,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:48,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:48,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:48,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:48,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:48,419 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:48,419 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:48,419 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:48,419 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:48,419 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:48,419 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:48,419 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:49,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:49,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:49,016 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:49,016 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,016 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,016 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,016 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:49,016 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,016 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:49,017 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:49,017 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:49,017 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:49,017 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:49,017 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,017 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,018 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,018 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16
[2023-11-24 22:08:49,018 INFO  L420      AbstractCegarLoop]: === Iteration 18 === Targeting worker_fnErr16ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:49,019 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:49,019 INFO  L85        PathProgramCache]: Analyzing trace with hash 1231868661, now seen corresponding path program 1 times
[2023-11-24 22:08:49,019 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:49,020 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888965583]
[2023-11-24 22:08:49,020 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:49,020 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:49,110 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:49,268 INFO  L134       CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked.
[2023-11-24 22:08:49,269 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:49,269 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888965583]
[2023-11-24 22:08:49,269 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888965583] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:49,269 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:08:49,270 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-24 22:08:49,270 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551640216]
[2023-11-24 22:08:49,270 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:49,271 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-24 22:08:49,271 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:49,272 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-24 22:08:49,272 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-24 22:08:49,272 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:49,274 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:49,275 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 78.0) internal successors, (234), 3 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:49,275 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:49,275 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,276 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:49,276 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:49,276 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,276 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,276 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,276 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:49,277 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,277 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:49,277 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:49,277 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:49,277 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:49,277 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:49,278 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,278 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,278 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,278 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:49,506 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:49,506 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,506 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:49,506 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:49,506 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,506 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,507 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,507 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:49,507 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,507 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:49,507 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:49,508 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:49,508 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:49,508 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:49,508 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,508 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,508 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,509 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:49,509 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17
[2023-11-24 22:08:49,509 INFO  L420      AbstractCegarLoop]: === Iteration 19 === Targeting worker_fnErr16ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:49,510 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:49,510 INFO  L85        PathProgramCache]: Analyzing trace with hash -1753932686, now seen corresponding path program 1 times
[2023-11-24 22:08:49,510 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:49,510 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334844845]
[2023-11-24 22:08:49,511 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:49,511 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:49,605 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:49,808 INFO  L134       CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked.
[2023-11-24 22:08:49,808 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:49,808 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334844845]
[2023-11-24 22:08:49,808 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334844845] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-24 22:08:49,809 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1743156304]
[2023-11-24 22:08:49,809 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:49,809 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-24 22:08:49,809 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3
[2023-11-24 22:08:49,813 INFO  L229       MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-24 22:08:49,825 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2023-11-24 22:08:50,498 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:50,505 INFO  L262         TraceCheckSpWp]: Trace formula consists of 1165 conjuncts, 3 conjunts are in the unsatisfiable core
[2023-11-24 22:08:50,513 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-24 22:08:50,558 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9
[2023-11-24 22:08:50,565 INFO  L134       CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked.
[2023-11-24 22:08:50,566 INFO  L323         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-24 22:08:50,566 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1743156304] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:50,566 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2023-11-24 22:08:50,567 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5
[2023-11-24 22:08:50,568 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458443175]
[2023-11-24 22:08:50,568 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:50,569 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-24 22:08:50,570 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:50,571 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-24 22:08:50,571 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2023-11-24 22:08:50,571 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:50,574 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:50,574 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 124.0) internal successors, (248), 3 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:50,574 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:50,575 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:50,575 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:50,575 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:50,575 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:50,575 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:50,575 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:50,575 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:50,576 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:50,576 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:50,576 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:50,576 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:50,576 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:50,576 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:50,576 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:50,577 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:50,577 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:50,577 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:50,577 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:51,087 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:51,088 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:51,088 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:51,088 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:51,088 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:51,088 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:51,088 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:51,089 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:51,089 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:51,089 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:51,089 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:51,089 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:51,089 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:51,090 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:51,090 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:51,090 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:51,090 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:51,090 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:51,091 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:51,105 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0
[2023-11-24 22:08:51,305 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-24 22:08:51,305 INFO  L420      AbstractCegarLoop]: === Iteration 20 === Targeting worker_fnErr17ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:51,306 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:51,306 INFO  L85        PathProgramCache]: Analyzing trace with hash 48183262, now seen corresponding path program 1 times
[2023-11-24 22:08:51,306 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:51,306 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214284991]
[2023-11-24 22:08:51,307 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:51,307 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:51,415 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:51,670 INFO  L134       CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked.
[2023-11-24 22:08:51,671 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:51,671 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214284991]
[2023-11-24 22:08:51,671 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214284991] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-24 22:08:51,671 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1024309181]
[2023-11-24 22:08:51,672 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:51,672 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-24 22:08:51,672 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3
[2023-11-24 22:08:51,673 INFO  L229       MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-24 22:08:51,678 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2023-11-24 22:08:52,396 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:52,402 INFO  L262         TraceCheckSpWp]: Trace formula consists of 1187 conjuncts, 3 conjunts are in the unsatisfiable core
[2023-11-24 22:08:52,408 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-24 22:08:52,451 INFO  L134       CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked.
[2023-11-24 22:08:52,452 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2023-11-24 22:08:52,487 INFO  L134       CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked.
[2023-11-24 22:08:52,487 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1024309181] provided 0 perfect and 2 imperfect interpolant sequences
[2023-11-24 22:08:52,487 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-11-24 22:08:52,488 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6
[2023-11-24 22:08:52,488 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235703167]
[2023-11-24 22:08:52,488 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-11-24 22:08:52,489 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-24 22:08:52,489 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:52,490 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-24 22:08:52,490 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2023-11-24 22:08:52,491 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:52,492 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:52,492 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 47.333333333333336) internal successors, (284), 6 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:52,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:52,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:52,493 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:52,493 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,493 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,493 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,493 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:52,493 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,493 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:52,494 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:52,494 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:52,494 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:52,494 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:52,494 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,494 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,494 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,495 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,495 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,495 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:52,667 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:52,667 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,668 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:52,668 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:52,668 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,668 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,668 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,668 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:52,668 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,669 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:52,669 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:52,669 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:52,669 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:52,669 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:52,669 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,669 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,670 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,670 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,670 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:52,670 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:52,683 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0
[2023-11-24 22:08:52,879 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381e6a8c-94fb-4393-9026-777f1d1d518f/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-24 22:08:52,879 INFO  L420      AbstractCegarLoop]: === Iteration 21 === Targeting worker_fnErr17ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:52,879 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:52,880 INFO  L85        PathProgramCache]: Analyzing trace with hash -1809544424, now seen corresponding path program 2 times
[2023-11-24 22:08:52,880 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:52,880 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316214274]
[2023-11-24 22:08:52,880 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:52,880 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:52,990 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:53,323 INFO  L134       CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked.
[2023-11-24 22:08:53,323 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:53,323 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316214274]
[2023-11-24 22:08:53,324 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316214274] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:53,324 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:08:53,324 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-24 22:08:53,324 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826281549]
[2023-11-24 22:08:53,324 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:53,325 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-24 22:08:53,325 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:53,326 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-24 22:08:53,326 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-24 22:08:53,326 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:53,327 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:53,327 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 127.0) internal successors, (254), 3 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:53,328 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:53,328 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,328 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:53,328 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:53,328 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,328 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,328 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,329 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:53,329 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,329 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:53,329 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:53,329 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:53,329 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:53,329 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:53,329 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,330 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,330 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,330 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,330 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,330 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:53,330 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:53,963 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:53,963 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,964 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:53,964 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:53,964 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,964 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,964 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,964 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:53,965 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,965 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:53,965 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:53,965 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:53,965 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:53,965 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:53,966 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,966 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,966 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,966 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,966 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,966 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:53,967 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:53,967 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20
[2023-11-24 22:08:53,967 INFO  L420      AbstractCegarLoop]: === Iteration 22 === Targeting worker_fnErr18ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:53,967 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:53,968 INFO  L85        PathProgramCache]: Analyzing trace with hash -1972570971, now seen corresponding path program 1 times
[2023-11-24 22:08:53,968 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:53,968 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323904916]
[2023-11-24 22:08:53,968 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:53,969 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:54,078 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:55,361 INFO  L134       CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked.
[2023-11-24 22:08:55,362 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:55,362 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323904916]
[2023-11-24 22:08:55,362 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323904916] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:55,363 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:08:55,363 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-24 22:08:55,363 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701506759]
[2023-11-24 22:08:55,363 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:55,365 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-24 22:08:55,365 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:55,366 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-24 22:08:55,366 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2023-11-24 22:08:55,366 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:55,368 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:55,368 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 52.2) internal successors, (261), 6 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:55,369 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:55,369 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:55,369 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:55,369 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:55,369 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:55,369 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:55,370 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:55,370 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:55,370 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:55,370 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:55,370 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:55,370 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:55,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:55,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:55,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:55,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:55,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:55,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:55,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:55,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:55,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:55,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:57,676 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:57,677 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:57,677 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:57,677 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:57,677 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:57,677 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:57,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:57,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:57,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:57,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:57,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:57,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:57,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:57,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:57,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:57,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:57,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:57,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:57,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:57,680 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:57,680 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:57,680 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:57,681 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21
[2023-11-24 22:08:57,681 INFO  L420      AbstractCegarLoop]: === Iteration 23 === Targeting worker_fnErr27ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:57,681 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:57,682 INFO  L85        PathProgramCache]: Analyzing trace with hash 862225739, now seen corresponding path program 1 times
[2023-11-24 22:08:57,682 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:57,682 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899272249]
[2023-11-24 22:08:57,682 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:57,683 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:57,797 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:58,211 INFO  L134       CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked.
[2023-11-24 22:08:58,211 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:58,211 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899272249]
[2023-11-24 22:08:58,212 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899272249] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:58,212 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:08:58,212 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-24 22:08:58,212 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596773858]
[2023-11-24 22:08:58,213 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:58,213 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-24 22:08:58,214 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:58,215 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-24 22:08:58,215 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-24 22:08:58,215 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:58,216 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:58,217 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 162.0) internal successors, (324), 3 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:58,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:58,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:58,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:58,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,218 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,218 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,218 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:58,218 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,218 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:58,218 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:58,219 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:58,219 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:58,219 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:58,219 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,219 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,219 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,219 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,220 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,220 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:58,220 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,220 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:58,220 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:58,945 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:58,945 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,945 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:58,945 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:58,945 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,945 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,946 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,946 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:58,946 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,946 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:58,946 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:58,946 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:58,946 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:58,946 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:58,946 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,947 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,947 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,947 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,947 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,947 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:58,947 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,947 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:58,948 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:58,948 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22
[2023-11-24 22:08:58,948 INFO  L420      AbstractCegarLoop]: === Iteration 24 === Targeting worker_fnErr28ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:08:58,949 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:08:58,949 INFO  L85        PathProgramCache]: Analyzing trace with hash -292780620, now seen corresponding path program 1 times
[2023-11-24 22:08:58,949 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:08:58,949 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248825809]
[2023-11-24 22:08:58,949 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:08:58,950 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:08:59,061 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:08:59,473 INFO  L134       CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked.
[2023-11-24 22:08:59,474 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:08:59,474 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248825809]
[2023-11-24 22:08:59,474 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248825809] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:08:59,474 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:08:59,474 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-24 22:08:59,474 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792817743]
[2023-11-24 22:08:59,475 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:08:59,476 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-24 22:08:59,476 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:08:59,477 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-24 22:08:59,477 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-24 22:08:59,478 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:59,479 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:08:59,479 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 165.0) internal successors, (330), 3 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:08:59,480 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:08:59,480 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:59,480 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:59,480 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:59,481 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:59,481 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:59,481 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:59,481 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:08:59,481 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:59,481 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:59,482 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:59,482 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:59,482 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:59,482 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:59,482 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:59,483 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:59,483 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:59,483 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:59,483 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:59,483 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:08:59,483 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:59,484 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:08:59,484 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:08:59,484 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:09:00,269 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:09:00,269 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,269 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:00,269 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:00,269 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,269 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,269 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,269 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:09:00,270 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,270 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:00,270 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:00,270 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:00,270 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:00,270 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:00,270 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,270 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,270 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,270 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,270 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,270 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:00,270 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,270 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:00,271 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,271 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,271 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23
[2023-11-24 22:09:00,272 INFO  L420      AbstractCegarLoop]: === Iteration 25 === Targeting worker_fnErr29ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:09:00,272 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:09:00,272 INFO  L85        PathProgramCache]: Analyzing trace with hash 2112828893, now seen corresponding path program 1 times
[2023-11-24 22:09:00,272 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:09:00,273 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719962714]
[2023-11-24 22:09:00,273 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:09:00,273 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:09:00,422 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:09:00,977 INFO  L134       CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked.
[2023-11-24 22:09:00,977 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:09:00,978 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719962714]
[2023-11-24 22:09:00,978 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719962714] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:09:00,978 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:09:00,978 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-24 22:09:00,979 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163454194]
[2023-11-24 22:09:00,979 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:09:00,980 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-24 22:09:00,980 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:09:00,981 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-24 22:09:00,981 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-24 22:09:00,982 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:09:00,982 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:09:00,983 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 168.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:09:00,983 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:09:00,983 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,984 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:00,984 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:00,984 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,984 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,984 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,984 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:09:00,984 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,985 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:00,985 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:00,985 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:00,985 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:00,985 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:00,985 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,985 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,986 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,986 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,986 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,986 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:00,986 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,986 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:00,986 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,987 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:00,987 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:09:01,718 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:09:01,718 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:01,718 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:01,718 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:01,719 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:01,719 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:01,719 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:01,719 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:09:01,719 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:01,719 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:01,719 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:01,719 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:01,719 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:01,719 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:01,720 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:01,720 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:01,720 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:01,720 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:01,720 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:01,720 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:01,720 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:01,720 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:01,721 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:01,721 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:01,721 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:01,721 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24
[2023-11-24 22:09:01,722 INFO  L420      AbstractCegarLoop]: === Iteration 26 === Targeting worker_fnErr30ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:09:01,722 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:09:01,722 INFO  L85        PathProgramCache]: Analyzing trace with hash -685414770, now seen corresponding path program 1 times
[2023-11-24 22:09:01,722 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:09:01,723 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18698716]
[2023-11-24 22:09:01,723 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:09:01,723 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:09:01,834 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:09:02,224 INFO  L134       CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked.
[2023-11-24 22:09:02,224 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:09:02,225 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18698716]
[2023-11-24 22:09:02,225 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18698716] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:09:02,225 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:09:02,225 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-24 22:09:02,225 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662660891]
[2023-11-24 22:09:02,226 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:09:02,226 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-24 22:09:02,227 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:09:02,280 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-24 22:09:02,281 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-24 22:09:02,281 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:09:02,282 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:09:02,282 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 171.5) internal successors, (343), 3 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:09:02,282 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:09:02,282 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,282 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:02,282 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:02,282 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,282 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,282 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,282 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:09:02,283 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,283 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:02,283 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:02,283 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:02,283 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:02,283 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:02,283 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,283 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,283 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,283 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,283 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,283 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:02,283 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,283 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:02,284 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,284 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,284 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,284 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:09:02,977 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:09:02,977 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,978 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:02,978 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:02,978 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,978 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,978 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,978 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:09:02,978 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,978 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:02,978 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:02,979 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:02,979 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:02,979 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:02,979 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,979 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,979 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,979 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,979 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,979 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:02,980 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,980 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:02,980 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,980 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,980 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,980 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:02,980 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25
[2023-11-24 22:09:02,981 INFO  L420      AbstractCegarLoop]: === Iteration 27 === Targeting worker_fnErr31ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:09:02,981 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:09:02,981 INFO  L85        PathProgramCache]: Analyzing trace with hash -2036549005, now seen corresponding path program 1 times
[2023-11-24 22:09:02,981 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:09:02,982 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104131290]
[2023-11-24 22:09:02,982 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:09:02,982 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:09:03,096 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:09:03,479 INFO  L134       CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked.
[2023-11-24 22:09:03,480 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-24 22:09:03,480 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104131290]
[2023-11-24 22:09:03,480 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104131290] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-24 22:09:03,480 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-24 22:09:03,480 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-24 22:09:03,480 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638730589]
[2023-11-24 22:09:03,481 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-24 22:09:03,481 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-24 22:09:03,482 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-24 22:09:03,483 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-24 22:09:03,483 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-24 22:09:03,484 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:09:03,485 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-24 22:09:03,485 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 174.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-24 22:09:03,486 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:09:03,486 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:03,486 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:03,486 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:03,486 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:03,486 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:03,486 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:03,486 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:09:03,487 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:03,487 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:03,487 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:03,487 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:03,487 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:03,487 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:03,487 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:03,487 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:03,488 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:03,488 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:03,488 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:03,488 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:03,488 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:03,488 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:03,488 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:03,488 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:03,489 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:03,489 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:03,489 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:09:04,051 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-24 22:09:04,052 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:04,052 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:04,052 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:04,052 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:04,052 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:04,052 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:04,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-11-24 22:09:04,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:04,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:04,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:04,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:04,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:04,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:04,054 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:04,054 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:04,054 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:04,054 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:04,054 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:04,054 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-24 22:09:04,054 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:04,054 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-11-24 22:09:04,054 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:04,054 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:04,054 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:04,054 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:04,055 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-24 22:09:04,055 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26
[2023-11-24 22:09:04,055 INFO  L420      AbstractCegarLoop]: === Iteration 28 === Targeting worker_fnErr32ASSERT_VIOLATIONDATA_RACE === [worker_fnErr0ASSERT_VIOLATIONDATA_RACE, worker_fnErr1ASSERT_VIOLATIONDATA_RACE, worker_fnErr2ASSERT_VIOLATIONDATA_RACE, worker_fnErr4ASSERT_VIOLATIONDATA_RACE (and 30 more)] ===
[2023-11-24 22:09:04,055 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:09:04,056 INFO  L85        PathProgramCache]: Analyzing trace with hash 340452969, now seen corresponding path program 1 times
[2023-11-24 22:09:04,056 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-24 22:09:04,056 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260152086]
[2023-11-24 22:09:04,056 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-24 22:09:04,056 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:09:04,166 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat