./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/04-mutex_44-malloc_sound.i --full-output --architecture 32bit


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


Checking for data races
Using default analysis
Version 47ea0209
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_44-malloc_sound.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3 --witnessprinter.witness.filename witness.graphml --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 8d85985769788fe03edac99b0e2515850ec4c864737a042b27bc3e336515bcde
--- Real Ultimate output ---
This is Ultimate 0.2.1-dev-47ea020
[2021-11-07 04:56:32,365 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-11-07 04:56:32,367 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-11-07 04:56:32,424 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-11-07 04:56:32,425 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-11-07 04:56:32,430 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-11-07 04:56:32,432 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-11-07 04:56:32,436 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-11-07 04:56:32,439 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-11-07 04:56:32,446 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-11-07 04:56:32,447 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2021-11-07 04:56:32,449 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-11-07 04:56:32,449 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-11-07 04:56:32,450 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-11-07 04:56:32,452 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-11-07 04:56:32,453 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-11-07 04:56:32,454 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-11-07 04:56:32,455 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-11-07 04:56:32,458 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-11-07 04:56:32,472 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-11-07 04:56:32,475 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-11-07 04:56:32,477 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-11-07 04:56:32,483 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-11-07 04:56:32,484 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-11-07 04:56:32,488 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-11-07 04:56:32,488 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-11-07 04:56:32,489 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-11-07 04:56:32,490 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-11-07 04:56:32,490 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-11-07 04:56:32,491 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-11-07 04:56:32,492 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-11-07 04:56:32,493 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-11-07 04:56:32,494 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-11-07 04:56:32,494 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-11-07 04:56:32,495 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-11-07 04:56:32,496 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-11-07 04:56:32,496 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-11-07 04:56:32,497 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-11-07 04:56:32,497 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-11-07 04:56:32,498 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-11-07 04:56:32,498 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-11-07 04:56:32,499 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/config/svcomp-DataRace-32bit-GemCutter_Default.epf
[2021-11-07 04:56:32,521 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-11-07 04:56:32,522 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-11-07 04:56:32,522 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-11-07 04:56:32,522 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-11-07 04:56:32,523 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-11-07 04:56:32,523 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-11-07 04:56:32,524 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-11-07 04:56:32,524 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-11-07 04:56:32,524 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-11-07 04:56:32,524 INFO  L138        SettingsManager]:  * Check unreachability of error function in SV-COMP mode=false
[2021-11-07 04:56:32,524 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-11-07 04:56:32,525 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-11-07 04:56:32,525 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-11-07 04:56:32,525 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-11-07 04:56:32,525 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-11-07 04:56:32,525 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-11-07 04:56:32,526 INFO  L138        SettingsManager]:  * Check absence of data races in concurrent programs=true
[2021-11-07 04:56:32,526 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-11-07 04:56:32,526 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-11-07 04:56:32,526 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-11-07 04:56:32,526 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-11-07 04:56:32,527 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-11-07 04:56:32,527 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-11-07 04:56:32,527 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2021-11-07 04:56:32,527 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-11-07 04:56:32,527 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-11-07 04:56:32,528 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-11-07 04:56:32,528 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-11-07 04:56:32,528 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-11-07 04:56:32,528 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-11-07 04:56:32,528 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-11-07 04:56:32,529 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2021-11-07 04:56:32,529 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2021-11-07 04:56:32,529 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-11-07 04:56:32,529 INFO  L138        SettingsManager]:  * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2021-11-07 04:56:32,529 INFO  L138        SettingsManager]:  * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2021-11-07 04:56:32,530 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/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_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
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 -> 8d85985769788fe03edac99b0e2515850ec4c864737a042b27bc3e336515bcde
[2021-11-07 04:56:32,839 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-11-07 04:56:32,860 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-11-07 04:56:32,863 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-11-07 04:56:32,864 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-11-07 04:56:32,865 INFO  L275        PluginConnector]: CDTParser initialized
[2021-11-07 04:56:32,866 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/../../sv-benchmarks/c/goblint-regression/04-mutex_44-malloc_sound.i
[2021-11-07 04:56:32,928 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/data/6fcdce6d6/8055fe2c285e4cfc94d0305f24fec49f/FLAG1bdc9249e
[2021-11-07 04:56:33,469 INFO  L306              CDTParser]: Found 1 translation units.
[2021-11-07 04:56:33,470 INFO  L160              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/sv-benchmarks/c/goblint-regression/04-mutex_44-malloc_sound.i
[2021-11-07 04:56:33,492 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/data/6fcdce6d6/8055fe2c285e4cfc94d0305f24fec49f/FLAG1bdc9249e
[2021-11-07 04:56:33,768 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/data/6fcdce6d6/8055fe2c285e4cfc94d0305f24fec49f
[2021-11-07 04:56:33,770 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-11-07 04:56:33,771 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2021-11-07 04:56:33,775 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-11-07 04:56:33,775 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-11-07 04:56:33,778 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-11-07 04:56:33,779 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:33" (1/1) ...
[2021-11-07 04:56:33,780 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a0ffc92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:33, skipping insertion in model container
[2021-11-07 04:56:33,780 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:33" (1/1) ...
[2021-11-07 04:56:33,787 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-11-07 04:56:33,862 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-11-07 04:56:34,394 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-11-07 04:56:34,407 INFO  L203         MainTranslator]: Completed pre-run
[2021-11-07 04:56:34,478 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-11-07 04:56:34,556 INFO  L208         MainTranslator]: Completed translation
[2021-11-07 04:56:34,557 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34 WrapperNode
[2021-11-07 04:56:34,557 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-11-07 04:56:34,559 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-11-07 04:56:34,560 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-11-07 04:56:34,560 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-11-07 04:56:34,567 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ...
[2021-11-07 04:56:34,602 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ...
[2021-11-07 04:56:34,627 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-11-07 04:56:34,628 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-11-07 04:56:34,628 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-11-07 04:56:34,628 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-11-07 04:56:34,636 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ...
[2021-11-07 04:56:34,636 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ...
[2021-11-07 04:56:34,654 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ...
[2021-11-07 04:56:34,655 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ...
[2021-11-07 04:56:34,660 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ...
[2021-11-07 04:56:34,675 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ...
[2021-11-07 04:56:34,677 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ...
[2021-11-07 04:56:34,680 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-11-07 04:56:34,681 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-11-07 04:56:34,681 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-11-07 04:56:34,681 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-11-07 04:56:34,682 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ...
[2021-11-07 04:56:34,694 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-11-07 04:56:34,705 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3
[2021-11-07 04:56:34,716 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2021-11-07 04:56:34,723 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2021-11-07 04:56:34,756 INFO  L130     BoogieDeclarations]: Found specification of procedure f
[2021-11-07 04:56:34,756 INFO  L138     BoogieDeclarations]: Found implementation of procedure f
[2021-11-07 04:56:34,757 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-11-07 04:56:34,757 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-11-07 04:56:34,757 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2021-11-07 04:56:34,757 INFO  L130     BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock
[2021-11-07 04:56:34,757 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2021-11-07 04:56:34,757 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-11-07 04:56:34,757 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-11-07 04:56:34,758 WARN  L209             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-11-07 04:56:35,111 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-11-07 04:56:35,111 INFO  L299             CfgBuilder]: Removed 5 assume(true) statements.
[2021-11-07 04:56:35,113 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:56:35 BoogieIcfgContainer
[2021-11-07 04:56:35,114 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-11-07 04:56:35,117 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-11-07 04:56:35,117 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-11-07 04:56:35,121 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-11-07 04:56:35,121 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 04:56:33" (1/3) ...
[2021-11-07 04:56:35,122 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6db0a104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:56:35, skipping insertion in model container
[2021-11-07 04:56:35,123 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (2/3) ...
[2021-11-07 04:56:35,123 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6db0a104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:56:35, skipping insertion in model container
[2021-11-07 04:56:35,123 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:56:35" (3/3) ...
[2021-11-07 04:56:35,125 INFO  L111   eAbstractionObserver]: Analyzing ICFG 04-mutex_44-malloc_sound.i
[2021-11-07 04:56:35,130 WARN  L149   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2021-11-07 04:56:35,131 INFO  L204   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-11-07 04:56:35,131 INFO  L163   ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations.
[2021-11-07 04:56:35,131 INFO  L513   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-11-07 04:56:35,159 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#in~x.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,159 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#in~x.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,159 WARN  L322   ript$VariableManager]: TermVariabe fThread1of1ForFork0_~x.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,159 WARN  L322   ript$VariableManager]: TermVariabe fThread1of1ForFork0_~x.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,160 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#in~x.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,160 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#in~x.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,160 WARN  L322   ript$VariableManager]: TermVariabe fThread1of1ForFork0_~x.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,160 WARN  L322   ript$VariableManager]: TermVariabe fThread1of1ForFork0_~x.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,161 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,161 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,161 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,162 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,162 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,162 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,163 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,163 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,163 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,163 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,164 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,164 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,164 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,164 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,165 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,165 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,165 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,166 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,166 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,166 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,167 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,167 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,167 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,167 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,187 WARN  L322   ript$VariableManager]: TermVariabe fThread1of1ForFork0_~x.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,187 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,188 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,188 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,188 WARN  L322   ript$VariableManager]: TermVariabe fThread1of1ForFork0_~x.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,188 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,188 WARN  L322   ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-07 04:56:35,196 INFO  L148    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2021-11-07 04:56:35,257 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2021-11-07 04:56:35,257 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3
[2021-11-07 04:56:35,263 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2021-11-07 04:56:35,265 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2021-11-07 04:56:35,305 INFO  L338      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2021-11-07 04:56:35,312 INFO  L339      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR
[2021-11-07 04:56:35,312 INFO  L340      AbstractCegarLoop]: Starting to check reachability of 6 error locations.
[2021-11-07 04:56:35,439 INFO  L402      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2021-11-07 04:56:35,444 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-07 04:56:35,444 INFO  L85        PathProgramCache]: Analyzing trace with hash 223441461, now seen corresponding path program 1 times
[2021-11-07 04:56:35,454 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-07 04:56:35,454 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574949756]
[2021-11-07 04:56:35,454 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:35,455 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-07 04:56:35,556 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:35,623 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-07 04:56:35,624 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-07 04:56:35,624 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574949756]
[2021-11-07 04:56:35,625 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574949756] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-07 04:56:35,625 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-11-07 04:56:35,626 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-11-07 04:56:35,627 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896301912]
[2021-11-07 04:56:35,633 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2021-11-07 04:56:35,633 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-07 04:56:35,647 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2021-11-07 04:56:35,649 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2021-11-07 04:56:35,649 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:35,651 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-07 04:56:35,653 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-11-07 04:56:35,653 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:35,661 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:35,662 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-11-07 04:56:35,662 INFO  L402      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2021-11-07 04:56:35,663 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-07 04:56:35,663 INFO  L85        PathProgramCache]: Analyzing trace with hash -1573509898, now seen corresponding path program 1 times
[2021-11-07 04:56:35,664 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-07 04:56:35,664 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622585778]
[2021-11-07 04:56:35,664 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:35,665 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-07 04:56:35,684 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:35,726 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-07 04:56:35,727 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-07 04:56:35,727 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622585778]
[2021-11-07 04:56:35,727 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622585778] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-07 04:56:35,728 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-11-07 04:56:35,728 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2021-11-07 04:56:35,728 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527188854]
[2021-11-07 04:56:35,730 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-11-07 04:56:35,730 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-07 04:56:35,731 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-11-07 04:56:35,731 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-11-07 04:56:35,731 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:35,732 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-07 04:56:35,732 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-11-07 04:56:35,732 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:35,732 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:35,761 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:35,761 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:35,762 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-11-07 04:56:35,762 INFO  L402      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2021-11-07 04:56:35,763 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-07 04:56:35,763 INFO  L85        PathProgramCache]: Analyzing trace with hash -2092690470, now seen corresponding path program 1 times
[2021-11-07 04:56:35,763 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-07 04:56:35,764 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194788223]
[2021-11-07 04:56:35,764 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:35,764 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-07 04:56:35,786 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:35,845 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-07 04:56:35,846 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-07 04:56:35,847 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194788223]
[2021-11-07 04:56:35,847 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194788223] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-07 04:56:35,848 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [845357897]
[2021-11-07 04:56:35,849 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:35,850 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-07 04:56:35,850 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3
[2021-11-07 04:56:35,857 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-07 04:56:35,858 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2021-11-07 04:56:35,956 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:35,958 INFO  L263         TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core
[2021-11-07 04:56:35,964 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-07 04:56:36,066 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-07 04:56:36,067 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [845357897] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-07 04:56:36,067 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences.
[2021-11-07 04:56:36,067 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6
[2021-11-07 04:56:36,068 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653952397]
[2021-11-07 04:56:36,068 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-11-07 04:56:36,068 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-07 04:56:36,069 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-11-07 04:56:36,069 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2021-11-07 04:56:36,070 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:36,070 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-07 04:56:36,070 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 states have internal predecessors, (34), 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)
[2021-11-07 04:56:36,070 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:36,070 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:36,071 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:36,098 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:36,098 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:36,099 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:36,137 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2021-11-07 04:56:36,327 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-07 04:56:36,327 INFO  L402      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2021-11-07 04:56:36,328 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-07 04:56:36,328 INFO  L85        PathProgramCache]: Analyzing trace with hash -793439102, now seen corresponding path program 1 times
[2021-11-07 04:56:36,328 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-07 04:56:36,328 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491323797]
[2021-11-07 04:56:36,328 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:36,329 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-07 04:56:36,346 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:36,389 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-07 04:56:36,389 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-07 04:56:36,389 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491323797]
[2021-11-07 04:56:36,390 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491323797] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-07 04:56:36,390 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [605509880]
[2021-11-07 04:56:36,390 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:36,390 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-07 04:56:36,391 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3
[2021-11-07 04:56:36,392 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-07 04:56:36,408 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2021-11-07 04:56:36,472 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:36,473 INFO  L263         TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core
[2021-11-07 04:56:36,475 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-07 04:56:36,585 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-07 04:56:36,586 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [605509880] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-07 04:56:36,586 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences.
[2021-11-07 04:56:36,586 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6
[2021-11-07 04:56:36,586 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986276035]
[2021-11-07 04:56:36,588 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-11-07 04:56:36,588 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-07 04:56:36,589 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-11-07 04:56:36,589 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2021-11-07 04:56:36,589 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:36,589 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-07 04:56:36,590 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 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)
[2021-11-07 04:56:36,590 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:36,590 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:36,590 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:36,590 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:36,642 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:36,645 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:36,645 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:36,646 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:36,683 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0
[2021-11-07 04:56:36,860 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-07 04:56:36,860 INFO  L402      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2021-11-07 04:56:36,860 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-07 04:56:36,861 INFO  L85        PathProgramCache]: Analyzing trace with hash -1886594607, now seen corresponding path program 1 times
[2021-11-07 04:56:36,861 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-07 04:56:36,861 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61335702]
[2021-11-07 04:56:36,861 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:36,861 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-07 04:56:36,891 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:36,952 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-07 04:56:36,952 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-07 04:56:36,952 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61335702]
[2021-11-07 04:56:36,953 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61335702] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-07 04:56:36,953 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1976533265]
[2021-11-07 04:56:36,954 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:36,954 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-07 04:56:36,954 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3
[2021-11-07 04:56:36,959 INFO  L229       MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-07 04:56:36,976 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2021-11-07 04:56:37,060 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:37,061 INFO  L263         TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core
[2021-11-07 04:56:37,064 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-07 04:56:37,182 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-07 04:56:37,183 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1976533265] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-07 04:56:37,183 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences.
[2021-11-07 04:56:37,183 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6
[2021-11-07 04:56:37,184 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181356556]
[2021-11-07 04:56:37,184 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-11-07 04:56:37,184 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-07 04:56:37,185 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-11-07 04:56:37,185 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2021-11-07 04:56:37,185 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:37,186 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-07 04:56:37,186 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 21.5) internal successors, (43), 3 states have internal predecessors, (43), 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)
[2021-11-07 04:56:37,187 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:37,188 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:37,190 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:37,190 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:37,190 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:37,253 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:37,254 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:37,254 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:37,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:37,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:37,300 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0
[2021-11-07 04:56:37,474 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-07 04:56:37,475 INFO  L402      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2021-11-07 04:56:37,475 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-07 04:56:37,475 INFO  L85        PathProgramCache]: Analyzing trace with hash -1814505280, now seen corresponding path program 1 times
[2021-11-07 04:56:37,476 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-07 04:56:37,476 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628922043]
[2021-11-07 04:56:37,476 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:37,476 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-07 04:56:37,488 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:37,530 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-07 04:56:37,530 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-07 04:56:37,530 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628922043]
[2021-11-07 04:56:37,531 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628922043] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-07 04:56:37,531 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1103776363]
[2021-11-07 04:56:37,531 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:37,532 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-07 04:56:37,532 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3
[2021-11-07 04:56:37,535 INFO  L229       MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-07 04:56:37,555 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2021-11-07 04:56:37,639 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:37,640 INFO  L263         TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core
[2021-11-07 04:56:37,642 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-07 04:56:37,782 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-07 04:56:37,782 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1103776363] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-07 04:56:37,783 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-11-07 04:56:37,783 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7
[2021-11-07 04:56:37,783 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514289478]
[2021-11-07 04:56:37,785 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2021-11-07 04:56:37,785 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-07 04:56:37,786 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-11-07 04:56:37,786 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42
[2021-11-07 04:56:37,786 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:37,787 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-07 04:56:37,787 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 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)
[2021-11-07 04:56:37,787 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:37,787 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:37,787 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:37,787 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:37,788 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:37,788 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:37,864 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:37,864 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:37,864 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:37,864 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:37,864 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:37,865 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:37,895 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0
[2021-11-07 04:56:38,078 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5
[2021-11-07 04:56:38,079 INFO  L402      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2021-11-07 04:56:38,079 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-07 04:56:38,079 INFO  L85        PathProgramCache]: Analyzing trace with hash -1222961316, now seen corresponding path program 2 times
[2021-11-07 04:56:38,079 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-07 04:56:38,080 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845107969]
[2021-11-07 04:56:38,080 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:38,080 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-07 04:56:38,102 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:38,244 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2021-11-07 04:56:38,245 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-07 04:56:38,245 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845107969]
[2021-11-07 04:56:38,245 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845107969] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-07 04:56:38,245 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-11-07 04:56:38,246 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2021-11-07 04:56:38,246 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387603535]
[2021-11-07 04:56:38,246 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2021-11-07 04:56:38,247 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-07 04:56:38,247 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2021-11-07 04:56:38,247 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2021-11-07 04:56:38,248 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:38,248 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-07 04:56:38,248 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 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)
[2021-11-07 04:56:38,248 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:38,248 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,249 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,249 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,249 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,249 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:38,249 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:38,346 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:38,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:38,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-07 04:56:38,348 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2021-11-07 04:56:38,348 INFO  L402      AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2021-11-07 04:56:38,348 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-07 04:56:38,348 INFO  L85        PathProgramCache]: Analyzing trace with hash 2070724450, now seen corresponding path program 1 times
[2021-11-07 04:56:38,349 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-07 04:56:38,349 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495693314]
[2021-11-07 04:56:38,349 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:38,349 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-07 04:56:38,364 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:38,387 INFO  L134       CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked.
[2021-11-07 04:56:38,387 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-07 04:56:38,388 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495693314]
[2021-11-07 04:56:38,388 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495693314] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-07 04:56:38,388 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-11-07 04:56:38,388 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-11-07 04:56:38,388 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110546542]
[2021-11-07 04:56:38,389 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-11-07 04:56:38,389 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-07 04:56:38,389 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-11-07 04:56:38,390 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-11-07 04:56:38,390 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:38,390 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-07 04:56:38,390 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-11-07 04:56:38,390 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:38,390 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,390 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,390 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,391 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,391 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:38,391 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2021-11-07 04:56:38,391 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:38,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:38,404 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,404 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,404 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,404 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,404 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:38,404 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-07 04:56:38,405 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,405 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2021-11-07 04:56:38,405 INFO  L402      AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2021-11-07 04:56:38,405 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-07 04:56:38,406 INFO  L85        PathProgramCache]: Analyzing trace with hash 2107943763, now seen corresponding path program 1 times
[2021-11-07 04:56:38,406 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-07 04:56:38,406 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784538614]
[2021-11-07 04:56:38,406 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:38,406 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-07 04:56:38,420 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:38,481 INFO  L134       CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked.
[2021-11-07 04:56:38,481 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-07 04:56:38,481 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784538614]
[2021-11-07 04:56:38,482 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784538614] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-07 04:56:38,482 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-11-07 04:56:38,482 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2021-11-07 04:56:38,482 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633950824]
[2021-11-07 04:56:38,483 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-11-07 04:56:38,483 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-07 04:56:38,483 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-11-07 04:56:38,483 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-11-07 04:56:38,483 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:38,484 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-07 04:56:38,484 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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)
[2021-11-07 04:56:38,484 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:38,484 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,484 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,484 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,484 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,485 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:38,485 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2021-11-07 04:56:38,485 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,485 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:38,530 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:38,532 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,532 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,532 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,532 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,533 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:38,535 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:38,535 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,535 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,535 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2021-11-07 04:56:38,536 INFO  L402      AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2021-11-07 04:56:38,536 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-07 04:56:38,542 INFO  L85        PathProgramCache]: Analyzing trace with hash -1799820945, now seen corresponding path program 1 times
[2021-11-07 04:56:38,542 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-07 04:56:38,543 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959320585]
[2021-11-07 04:56:38,543 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:38,543 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-07 04:56:38,567 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:38,648 INFO  L134       CoverageAnalysis]: Checked inductivity of 33 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked.
[2021-11-07 04:56:38,649 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-07 04:56:38,649 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959320585]
[2021-11-07 04:56:38,649 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959320585] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-07 04:56:38,649 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-11-07 04:56:38,649 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2021-11-07 04:56:38,650 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507721991]
[2021-11-07 04:56:38,650 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2021-11-07 04:56:38,651 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-07 04:56:38,651 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2021-11-07 04:56:38,651 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2021-11-07 04:56:38,651 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:38,652 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-07 04:56:38,652 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 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)
[2021-11-07 04:56:38,652 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:38,652 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,652 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,653 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,653 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,653 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:38,653 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:38,653 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,653 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,653 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:38,700 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:38,700 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,700 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,700 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,700 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,701 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:38,701 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:38,701 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,701 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:38,701 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:38,702 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2021-11-07 04:56:38,702 INFO  L402      AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2021-11-07 04:56:38,702 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-07 04:56:38,703 INFO  L85        PathProgramCache]: Analyzing trace with hash 863852875, now seen corresponding path program 2 times
[2021-11-07 04:56:38,703 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-07 04:56:38,703 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225437279]
[2021-11-07 04:56:38,703 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:38,704 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-07 04:56:38,720 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:38,783 INFO  L134       CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 22 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2021-11-07 04:56:38,784 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-07 04:56:38,784 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225437279]
[2021-11-07 04:56:38,784 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225437279] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-07 04:56:38,784 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [286874822]
[2021-11-07 04:56:38,784 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2021-11-07 04:56:38,784 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-07 04:56:38,784 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3
[2021-11-07 04:56:38,785 INFO  L229       MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-07 04:56:38,791 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2021-11-07 04:56:38,923 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2021-11-07 04:56:38,924 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-11-07 04:56:38,925 INFO  L263         TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 6 conjunts are in the unsatisfiable core
[2021-11-07 04:56:38,928 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-07 04:56:39,224 INFO  L134       CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 22 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2021-11-07 04:56:39,225 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [286874822] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-07 04:56:39,225 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-11-07 04:56:39,225 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9
[2021-11-07 04:56:39,228 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157775841]
[2021-11-07 04:56:39,230 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2021-11-07 04:56:39,231 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-07 04:56:39,232 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2021-11-07 04:56:39,233 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72
[2021-11-07 04:56:39,234 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:39,234 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-07 04:56:39,234 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 9 states, 9 states have (on average 9.333333333333334) internal successors, (84), 9 states have internal predecessors, (84), 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)
[2021-11-07 04:56:39,235 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:39,235 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:39,236 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:39,236 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:39,240 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:39,241 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:39,241 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:39,241 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:39,241 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:39,241 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:39,242 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:39,334 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:39,334 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:39,334 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:39,338 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:39,338 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:39,338 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:39,338 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:39,338 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:39,339 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:39,339 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:39,339 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:39,378 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0
[2021-11-07 04:56:39,563 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-07 04:56:39,563 INFO  L402      AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2021-11-07 04:56:39,564 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-07 04:56:39,564 INFO  L85        PathProgramCache]: Analyzing trace with hash -550980305, now seen corresponding path program 3 times
[2021-11-07 04:56:39,564 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-07 04:56:39,564 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270376531]
[2021-11-07 04:56:39,564 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:39,565 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-07 04:56:39,600 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:39,670 INFO  L134       CoverageAnalysis]: Checked inductivity of 105 backedges. 52 proven. 5 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked.
[2021-11-07 04:56:39,670 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-07 04:56:39,671 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270376531]
[2021-11-07 04:56:39,671 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270376531] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-07 04:56:39,671 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [705479363]
[2021-11-07 04:56:39,672 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2021-11-07 04:56:39,672 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-07 04:56:39,672 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3
[2021-11-07 04:56:39,675 INFO  L229       MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-07 04:56:39,695 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process
[2021-11-07 04:56:39,838 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s)
[2021-11-07 04:56:39,838 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-11-07 04:56:39,839 INFO  L263         TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 6 conjunts are in the unsatisfiable core
[2021-11-07 04:56:39,842 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-07 04:56:40,076 INFO  L134       CoverageAnalysis]: Checked inductivity of 105 backedges. 52 proven. 5 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked.
[2021-11-07 04:56:40,076 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [705479363] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-07 04:56:40,077 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-11-07 04:56:40,077 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7
[2021-11-07 04:56:40,077 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096085961]
[2021-11-07 04:56:40,078 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2021-11-07 04:56:40,078 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-07 04:56:40,079 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-11-07 04:56:40,079 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42
[2021-11-07 04:56:40,079 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:40,079 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-07 04:56:40,079 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 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)
[2021-11-07 04:56:40,080 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:40,080 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:40,080 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:40,080 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:40,080 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:40,080 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:40,080 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:40,081 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:40,081 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:40,081 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:40,081 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:40,081 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:40,188 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:40,188 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:40,189 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:40,189 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:40,189 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:40,189 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:40,189 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:40,189 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:40,189 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:40,190 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:40,190 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:40,190 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:40,231 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0
[2021-11-07 04:56:40,406 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-07 04:56:40,407 INFO  L402      AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2021-11-07 04:56:40,407 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-07 04:56:40,407 INFO  L85        PathProgramCache]: Analyzing trace with hash -2072939253, now seen corresponding path program 4 times
[2021-11-07 04:56:40,407 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-07 04:56:40,408 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86210436]
[2021-11-07 04:56:40,408 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:40,408 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-07 04:56:40,428 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:40,522 INFO  L134       CoverageAnalysis]: Checked inductivity of 156 backedges. 88 proven. 20 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked.
[2021-11-07 04:56:40,522 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-07 04:56:40,522 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86210436]
[2021-11-07 04:56:40,523 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86210436] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-07 04:56:40,523 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [784737455]
[2021-11-07 04:56:40,523 INFO  L93    rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST
[2021-11-07 04:56:40,523 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-07 04:56:40,524 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3
[2021-11-07 04:56:40,527 INFO  L229       MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-07 04:56:40,534 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process
[2021-11-07 04:56:40,705 INFO  L228   tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s)
[2021-11-07 04:56:40,705 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-11-07 04:56:40,706 INFO  L263         TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core
[2021-11-07 04:56:40,709 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-07 04:56:40,939 INFO  L134       CoverageAnalysis]: Checked inductivity of 156 backedges. 88 proven. 20 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked.
[2021-11-07 04:56:40,939 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [784737455] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-07 04:56:40,940 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-11-07 04:56:40,940 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 9
[2021-11-07 04:56:40,940 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390300387]
[2021-11-07 04:56:40,941 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2021-11-07 04:56:40,941 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-07 04:56:40,942 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2021-11-07 04:56:40,942 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72
[2021-11-07 04:56:40,942 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:40,942 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-07 04:56:40,943 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 9 states have internal predecessors, (73), 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)
[2021-11-07 04:56:40,943 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:40,943 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:40,943 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:40,943 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:40,943 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:40,944 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:40,944 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:40,944 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:40,944 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:40,944 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:40,944 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:40,944 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:40,945 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:41,044 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:41,044 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:41,045 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:41,045 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:41,045 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:41,045 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:41,045 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:41,045 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:41,045 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:41,046 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:41,047 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:41,047 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:41,047 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-11-07 04:56:41,086 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0
[2021-11-07 04:56:41,260 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12
[2021-11-07 04:56:41,261 INFO  L402      AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2021-11-07 04:56:41,261 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-07 04:56:41,261 INFO  L85        PathProgramCache]: Analyzing trace with hash -979299865, now seen corresponding path program 5 times
[2021-11-07 04:56:41,261 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-07 04:56:41,262 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522308186]
[2021-11-07 04:56:41,262 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:41,262 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-07 04:56:41,287 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:41,400 INFO  L134       CoverageAnalysis]: Checked inductivity of 217 backedges. 124 proven. 45 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked.
[2021-11-07 04:56:41,403 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-07 04:56:41,405 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522308186]
[2021-11-07 04:56:41,406 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522308186] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-07 04:56:41,406 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [235283279]
[2021-11-07 04:56:41,406 INFO  L93    rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1
[2021-11-07 04:56:41,406 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-07 04:56:41,407 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3
[2021-11-07 04:56:41,407 INFO  L229       MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-07 04:56:41,429 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process
[2021-11-07 04:56:41,640 INFO  L228   tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s)
[2021-11-07 04:56:41,640 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-11-07 04:56:41,642 INFO  L263         TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 16 conjunts are in the unsatisfiable core
[2021-11-07 04:56:41,645 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-07 04:56:42,052 INFO  L134       CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 217 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-07 04:56:42,053 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [235283279] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-07 04:56:42,053 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-11-07 04:56:42,053 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 17] total 17
[2021-11-07 04:56:42,053 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804318336]
[2021-11-07 04:56:42,056 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 17 states
[2021-11-07 04:56:42,056 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-07 04:56:42,057 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants.
[2021-11-07 04:56:42,058 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272
[2021-11-07 04:56:42,058 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:42,058 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-07 04:56:42,059 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 17 states, 17 states have (on average 7.0588235294117645) internal successors, (120), 17 states have internal predecessors, (120), 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)
[2021-11-07 04:56:42,059 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:42,059 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,059 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,059 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,059 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,059 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:42,060 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:42,060 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,060 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,060 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:42,060 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:42,060 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:42,060 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-11-07 04:56:42,060 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:42,291 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:42,291 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,291 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,291 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,292 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,292 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:42,292 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:42,292 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,292 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,292 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:42,292 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:42,293 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:42,293 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-11-07 04:56:42,293 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-11-07 04:56:42,334 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0
[2021-11-07 04:56:42,506 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13
[2021-11-07 04:56:42,507 INFO  L402      AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2021-11-07 04:56:42,508 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-07 04:56:42,508 INFO  L85        PathProgramCache]: Analyzing trace with hash 315580799, now seen corresponding path program 2 times
[2021-11-07 04:56:42,508 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-07 04:56:42,508 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919976872]
[2021-11-07 04:56:42,508 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:42,508 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-07 04:56:42,527 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:42,551 INFO  L134       CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked.
[2021-11-07 04:56:42,551 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-07 04:56:42,551 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919976872]
[2021-11-07 04:56:42,552 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919976872] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-07 04:56:42,552 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-11-07 04:56:42,552 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-11-07 04:56:42,552 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003392364]
[2021-11-07 04:56:42,553 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-11-07 04:56:42,553 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-07 04:56:42,553 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-11-07 04:56:42,553 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-11-07 04:56:42,554 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:42,554 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-07 04:56:42,554 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 states have internal predecessors, (34), 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)
[2021-11-07 04:56:42,554 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:42,554 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,555 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,555 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,555 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,555 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:42,555 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:42,555 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,555 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,555 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:42,556 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:42,556 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:42,556 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-11-07 04:56:42,556 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-11-07 04:56:42,556 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:42,582 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:42,582 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,582 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,583 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,583 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,583 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:42,583 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:42,583 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,583 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,583 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:42,584 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:42,584 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:42,584 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-11-07 04:56:42,584 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-11-07 04:56:42,584 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,585 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14
[2021-11-07 04:56:42,585 INFO  L402      AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2021-11-07 04:56:42,585 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-07 04:56:42,586 INFO  L85        PathProgramCache]: Analyzing trace with hash -713054289, now seen corresponding path program 1 times
[2021-11-07 04:56:42,586 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-07 04:56:42,586 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292000977]
[2021-11-07 04:56:42,586 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:42,586 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-07 04:56:42,603 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:42,651 INFO  L134       CoverageAnalysis]: Checked inductivity of 288 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked.
[2021-11-07 04:56:42,651 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-07 04:56:42,651 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292000977]
[2021-11-07 04:56:42,652 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292000977] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-07 04:56:42,652 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-11-07 04:56:42,652 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2021-11-07 04:56:42,652 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258386961]
[2021-11-07 04:56:42,653 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2021-11-07 04:56:42,653 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-07 04:56:42,653 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2021-11-07 04:56:42,654 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2021-11-07 04:56:42,654 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:42,654 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-07 04:56:42,654 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 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)
[2021-11-07 04:56:42,654 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:42,655 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,655 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,655 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,655 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,655 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:42,655 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:42,655 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,655 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,656 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:42,656 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:42,656 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:42,656 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-11-07 04:56:42,656 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-11-07 04:56:42,656 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,656 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:42,714 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:42,714 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,714 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,715 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,715 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,715 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:42,715 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:42,715 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,715 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,715 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:42,716 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:42,716 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:42,716 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-11-07 04:56:42,716 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-11-07 04:56:42,716 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:42,717 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:42,717 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15
[2021-11-07 04:56:42,717 INFO  L402      AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2021-11-07 04:56:42,717 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-07 04:56:42,718 INFO  L85        PathProgramCache]: Analyzing trace with hash -1432664181, now seen corresponding path program 2 times
[2021-11-07 04:56:42,718 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-07 04:56:42,718 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916067743]
[2021-11-07 04:56:42,718 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:42,719 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-07 04:56:42,756 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-07 04:56:42,808 INFO  L134       CoverageAnalysis]: Checked inductivity of 369 backedges. 106 proven. 4 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked.
[2021-11-07 04:56:42,808 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-07 04:56:42,808 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916067743]
[2021-11-07 04:56:42,808 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916067743] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-07 04:56:42,809 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [701666379]
[2021-11-07 04:56:42,809 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2021-11-07 04:56:42,809 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-07 04:56:42,809 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3
[2021-11-07 04:56:42,810 INFO  L229       MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-07 04:56:42,826 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process
[2021-11-07 04:56:43,074 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2021-11-07 04:56:43,074 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-11-07 04:56:43,076 INFO  L263         TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 6 conjunts are in the unsatisfiable core
[2021-11-07 04:56:43,079 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-07 04:56:43,429 INFO  L134       CoverageAnalysis]: Checked inductivity of 369 backedges. 106 proven. 4 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked.
[2021-11-07 04:56:43,429 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [701666379] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-07 04:56:43,430 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-11-07 04:56:43,430 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7
[2021-11-07 04:56:43,430 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838747018]
[2021-11-07 04:56:43,431 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2021-11-07 04:56:43,431 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-07 04:56:43,431 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-11-07 04:56:43,432 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42
[2021-11-07 04:56:43,432 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:43,432 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-07 04:56:43,432 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 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)
[2021-11-07 04:56:43,432 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:43,433 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:43,433 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:43,433 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:43,433 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:43,433 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:43,433 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:43,433 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:43,434 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:43,434 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:43,434 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:43,434 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:43,434 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-11-07 04:56:43,434 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-11-07 04:56:43,434 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:43,434 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:43,434 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:43,532 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-07 04:56:43,532 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:43,532 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:43,532 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:43,532 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:43,533 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:43,533 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:43,533 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:43,533 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:43,533 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:43,534 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:43,534 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:43,534 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-11-07 04:56:43,534 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-11-07 04:56:43,534 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-07 04:56:43,534 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-11-07 04:56:43,535 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-11-07 04:56:43,574 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0
[2021-11-07 04:56:43,762 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16
[2021-11-07 04:56:43,763 INFO  L402      AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2021-11-07 04:56:43,763 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-07 04:56:43,763 INFO  L85        PathProgramCache]: Analyzing trace with hash 428196967, now seen corresponding path program 3 times
[2021-11-07 04:56:43,763 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-07 04:56:43,764 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518049334]
[2021-11-07 04:56:43,764 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-07 04:56:43,764 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-07 04:56:43,808 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-07 04:56:43,808 INFO  L355             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-11-07 04:56:43,848 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-07 04:56:43,896 INFO  L133   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-11-07 04:56:43,897 INFO  L627         BasicCegarLoop]: Counterexample is feasible
[2021-11-07 04:56:43,899 INFO  L764   garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE
[2021-11-07 04:56:43,900 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE
[2021-11-07 04:56:43,901 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE
[2021-11-07 04:56:43,902 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE
[2021-11-07 04:56:43,902 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE
[2021-11-07 04:56:43,902 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION
[2021-11-07 04:56:43,902 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17
[2021-11-07 04:56:43,909 INFO  L731         BasicCegarLoop]: Path program histogram: [5, 3, 2, 2, 1, 1, 1, 1, 1, 1]
[2021-11-07 04:56:43,910 INFO  L308   ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/2)
[2021-11-07 04:56:43,916 INFO  L229   ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2021-11-07 04:56:43,916 INFO  L179   ceAbstractionStarter]: Computing trace abstraction results
[2021-11-07 04:56:44,064 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 04:56:44 BasicIcfg
[2021-11-07 04:56:44,064 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-11-07 04:56:44,065 INFO  L113        PluginConnector]: ------------------------Witness Printer----------------------------
[2021-11-07 04:56:44,065 INFO  L271        PluginConnector]: Initializing Witness Printer...
[2021-11-07 04:56:44,065 INFO  L275        PluginConnector]: Witness Printer initialized
[2021-11-07 04:56:44,066 INFO  L185        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:56:35" (3/4) ...
[2021-11-07 04:56:44,070 INFO  L140         WitnessPrinter]: No result that supports witness generation found
[2021-11-07 04:56:44,070 INFO  L132        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2021-11-07 04:56:44,072 INFO  L168              Benchmark]: Toolchain (without parser) took 10299.74 ms. Allocated memory was 100.7 MB in the beginning and 180.4 MB in the end (delta: 79.7 MB). Free memory was 56.6 MB in the beginning and 140.4 MB in the end (delta: -83.8 MB). There was no memory consumed. Max. memory is 16.1 GB.
[2021-11-07 04:56:44,072 INFO  L168              Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 100.7 MB. Free memory is still 75.0 MB. There was no memory consumed. Max. memory is 16.1 GB.
[2021-11-07 04:56:44,073 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 782.75 ms. Allocated memory is still 100.7 MB. Free memory was 56.4 MB in the beginning and 58.2 MB in the end (delta: -1.8 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB.
[2021-11-07 04:56:44,074 INFO  L168              Benchmark]: Boogie Procedure Inliner took 67.84 ms. Allocated memory is still 100.7 MB. Free memory was 58.2 MB in the beginning and 56.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB.
[2021-11-07 04:56:44,074 INFO  L168              Benchmark]: Boogie Preprocessor took 52.37 ms. Allocated memory is still 100.7 MB. Free memory was 55.7 MB in the beginning and 54.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB.
[2021-11-07 04:56:44,074 INFO  L168              Benchmark]: RCFGBuilder took 433.10 ms. Allocated memory is still 100.7 MB. Free memory was 54.4 MB in the beginning and 42.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB.
[2021-11-07 04:56:44,075 INFO  L168              Benchmark]: TraceAbstraction took 8947.09 ms. Allocated memory was 100.7 MB in the beginning and 180.4 MB in the end (delta: 79.7 MB). Free memory was 42.6 MB in the beginning and 140.4 MB in the end (delta: -97.8 MB). Peak memory consumption was 56.3 MB. Max. memory is 16.1 GB.
[2021-11-07 04:56:44,075 INFO  L168              Benchmark]: Witness Printer took 5.38 ms. Allocated memory is still 180.4 MB. Free memory is still 140.4 MB. There was no memory consumed. Max. memory is 16.1 GB.
[2021-11-07 04:56:44,077 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.29 ms. Allocated memory is still 100.7 MB. Free memory is still 75.0 MB. There was no memory consumed. Max. memory is 16.1 GB.
 * CACSL2BoogieTranslator took 782.75 ms. Allocated memory is still 100.7 MB. Free memory was 56.4 MB in the beginning and 58.2 MB in the end (delta: -1.8 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB.
 * Boogie Procedure Inliner took 67.84 ms. Allocated memory is still 100.7 MB. Free memory was 58.2 MB in the beginning and 56.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB.
 * Boogie Preprocessor took 52.37 ms. Allocated memory is still 100.7 MB. Free memory was 55.7 MB in the beginning and 54.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB.
 * RCFGBuilder took 433.10 ms. Allocated memory is still 100.7 MB. Free memory was 54.4 MB in the beginning and 42.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB.
 * TraceAbstraction took 8947.09 ms. Allocated memory was 100.7 MB in the beginning and 180.4 MB in the end (delta: 79.7 MB). Free memory was 42.6 MB in the beginning and 140.4 MB in the end (delta: -97.8 MB). Peak memory consumption was 56.3 MB. Max. memory is 16.1 GB.
 * Witness Printer took 5.38 ms. Allocated memory is still 180.4 MB. Free memory is still 140.4 MB. There was no memory consumed. Max. memory is 16.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: Independence relation benchmarks
    ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1461, positive: 948, positive conditional: 423, positive unconditional: 525, negative: 513, negative conditional: 496, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 987, positive: 948, positive conditional: 423, positive unconditional: 525, negative: 39, negative conditional: 22, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 987, positive: 948, positive conditional: 423, positive unconditional: 525, negative: 39, negative conditional: 22, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1041, positive: 948, positive conditional: 336, positive unconditional: 612, negative: 93, negative conditional: 54, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1041, positive: 948, positive conditional: 177, positive unconditional: 771, negative: 93, negative conditional: 22, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1041, positive: 948, positive conditional: 177, positive unconditional: 771, negative: 93, negative conditional: 22, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 546, positive: 526, positive conditional: 1, positive unconditional: 525, negative: 20, negative conditional: 2, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 546, positive: 519, positive conditional: 0, positive unconditional: 519, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 27, positive: 7, positive conditional: 1, positive unconditional: 6, negative: 20, negative conditional: 2, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 60, positive conditional: 2, positive unconditional: 58, negative: 56, negative conditional: 8, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0]  ], Cache Queries: [ total: 1041, positive: 422, positive conditional: 176, positive unconditional: 246, negative: 73, negative conditional: 20, negative unconditional: 53, unknown: 546, unknown conditional: 3, unknown unconditional: 543] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 526, Positive conditional cache size: 1, Positive unconditional cache size: 525, Negative cache size: 20, Negative conditional cache size: 2, Negative unconditional cache size: 18, Eliminated conditions: 191, Maximal queried relation: 2, Independence queries for same thread: 474
  - StatisticsResult: Persistent set benchmarks
    Persistent set computation time[ms]: 152, Number of persistent set computation: 90, Number of trivial persistent sets: 69, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 542, positive: 525, positive conditional: 0, positive unconditional: 525, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1461, positive: 948, positive conditional: 423, positive unconditional: 525, negative: 513, negative conditional: 496, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 987, positive: 948, positive conditional: 423, positive unconditional: 525, negative: 39, negative conditional: 22, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 987, positive: 948, positive conditional: 423, positive unconditional: 525, negative: 39, negative conditional: 22, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1041, positive: 948, positive conditional: 336, positive unconditional: 612, negative: 93, negative conditional: 54, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1041, positive: 948, positive conditional: 177, positive unconditional: 771, negative: 93, negative conditional: 22, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1041, positive: 948, positive conditional: 177, positive unconditional: 771, negative: 93, negative conditional: 22, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 546, positive: 526, positive conditional: 1, positive unconditional: 525, negative: 20, negative conditional: 2, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 546, positive: 519, positive conditional: 0, positive unconditional: 519, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 27, positive: 7, positive conditional: 1, positive unconditional: 6, negative: 20, negative conditional: 2, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 60, positive conditional: 2, positive unconditional: 58, negative: 56, negative conditional: 8, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0]  ], Cache Queries: [ total: 1041, positive: 422, positive conditional: 176, positive unconditional: 246, negative: 73, negative conditional: 20, negative unconditional: 53, unknown: 546, unknown conditional: 3, unknown unconditional: 543] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 526, Positive conditional cache size: 1, Positive unconditional cache size: 525, Negative cache size: 20, Negative conditional cache size: 2, Negative unconditional cache size: 18, Eliminated conditions: 191, Maximal queried relation: 2, Independence queries for same thread: 474
  - StatisticsResult: ErrorAutomatonStatistics
    NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
  - DataRaceFoundResult [Line: 1009]: Data race detected
    Data race detected
The following path leads to a data race: 
[L987]                0  int glob;
         VAL             [glob=0]
[L988]                0  pthread_mutex_t *p, *q;
         VAL             [glob=0, p={0:0}, q={0:0}]
[L996]                0  pthread_t t1, t2;
         VAL             [glob=0, p={0:0}, q={0:0}]
[L997]                0  int i;
         VAL             [glob=0, p={0:0}, q={0:0}]
[L998]                0  pthread_mutex_t *a;
         VAL             [glob=0, p={0:0}, q={0:0}]
[L999]                0  i=0
         VAL             [glob=0, p={0:0}, q={0:0}]
[L999]   COND TRUE    0  i < 10
         VAL             [glob=0, p={0:0}, q={0:0}]
[L1000]               0  a = malloc(sizeof(pthread_mutex_t))
         VAL             [glob=0, p={0:0}, q={0:0}]
[L1002]  COND FALSE   0  !(i==3)
         VAL             [glob=0, p={0:0}, q={0:0}]
[L1004]  COND FALSE   0  !(i==7)
         VAL             [glob=0, p={0:0}, q={0:0}]
[L999]                0  i++
         VAL             [glob=0, p={0:0}, q={0:0}]
[L999]   COND TRUE    0  i < 10
         VAL             [glob=0, p={0:0}, q={0:0}]
[L1000]               0  a = malloc(sizeof(pthread_mutex_t))
         VAL             [glob=0, p={0:0}, q={0:0}]
[L1002]  COND FALSE   0  !(i==3)
         VAL             [glob=0, p={0:0}, q={0:0}]
[L1004]  COND FALSE   0  !(i==7)
         VAL             [glob=0, p={0:0}, q={0:0}]
[L999]                0  i++
         VAL             [glob=0, p={0:0}, q={0:0}]
[L999]   COND TRUE    0  i < 10
         VAL             [glob=0, p={0:0}, q={0:0}]
[L1000]               0  a = malloc(sizeof(pthread_mutex_t))
         VAL             [glob=0, p={0:0}, q={0:0}]
[L1002]  COND FALSE   0  !(i==3)
         VAL             [glob=0, p={0:0}, q={0:0}]
[L1004]  COND FALSE   0  !(i==7)
         VAL             [glob=0, p={0:0}, q={0:0}]
[L999]                0  i++
         VAL             [glob=0, p={0:0}, q={0:0}]
[L999]   COND TRUE    0  i < 10
         VAL             [glob=0, p={0:0}, q={0:0}]
[L1000]               0  a = malloc(sizeof(pthread_mutex_t))
         VAL             [glob=0, p={0:0}, q={0:0}]
[L1002]  COND TRUE    0  i==3
         VAL             [glob=0, p={0:0}, q={0:0}]
[L1003]               0  p = a
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L1004]  COND FALSE   0  !(i==7)
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L999]                0  i++
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L999]   COND TRUE    0  i < 10
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L1000]               0  a = malloc(sizeof(pthread_mutex_t))
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L1002]  COND FALSE   0  !(i==3)
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L1004]  COND FALSE   0  !(i==7)
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L999]                0  i++
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L999]   COND TRUE    0  i < 10
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L1000]               0  a = malloc(sizeof(pthread_mutex_t))
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L1002]  COND FALSE   0  !(i==3)
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L1004]  COND FALSE   0  !(i==7)
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L999]                0  i++
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L999]   COND TRUE    0  i < 10
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L1000]               0  a = malloc(sizeof(pthread_mutex_t))
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L1002]  COND FALSE   0  !(i==3)
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L1004]  COND FALSE   0  !(i==7)
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L999]                0  i++
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L999]   COND TRUE    0  i < 10
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L1000]               0  a = malloc(sizeof(pthread_mutex_t))
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L1002]  COND FALSE   0  !(i==3)
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L1004]  COND TRUE    0  i==7
         VAL             [glob=0, p={-5:0}, q={0:0}]
[L1005]               0  q = a
         VAL             [glob=0, p={-5:0}, q={-9:0}]
[L999]                0  i++
         VAL             [glob=0, p={-5:0}, q={-9:0}]
[L999]   COND TRUE    0  i < 10
         VAL             [glob=0, p={-5:0}, q={-9:0}]
[L1000]               0  a = malloc(sizeof(pthread_mutex_t))
         VAL             [glob=0, p={-5:0}, q={-9:0}]
[L1002]  COND FALSE   0  !(i==3)
         VAL             [glob=0, p={-5:0}, q={-9:0}]
[L1004]  COND FALSE   0  !(i==7)
         VAL             [glob=0, p={-5:0}, q={-9:0}]
[L999]                0  i++
         VAL             [glob=0, p={-5:0}, q={-9:0}]
[L999]   COND TRUE    0  i < 10
         VAL             [glob=0, p={-5:0}, q={-9:0}]
[L1000]               0  a = malloc(sizeof(pthread_mutex_t))
         VAL             [glob=0, p={-5:0}, q={-9:0}]
[L1002]  COND FALSE   0  !(i==3)
         VAL             [glob=0, p={-5:0}, q={-9:0}]
[L1004]  COND FALSE   0  !(i==7)
         VAL             [glob=0, p={-5:0}, q={-9:0}]
[L999]                0  i++
         VAL             [glob=0, p={-5:0}, q={-9:0}]
[L999]   COND FALSE   0  !(i < 10)
         VAL             [glob=0, p={-5:0}, q={-9:0}]
[L1007]  FCALL, FORK  0  pthread_create(&t1, 0, f, 0)
         VAL             [glob=0, p={-5:0}, q={-9:0}, x={0:0}]
[L1009]               0  glob++
         VAL             [glob=1, p={-5:0}, q={-9:0}, x={0:0}]
[L991]                1  glob++
         VAL             [glob=1, p={-5:0}, q={-9:0}, x={0:0}, x={0:0}]
[L1009]               0  glob++
         VAL             [glob=1, p={-5:0}, q={-9:0}, x={0:0}, x={0:0}]

Now there is a data race on ~glob~0 between 
	C: glob++ [991]
and
	C: glob++ [1009]

  - UnprovableResult [Line: 1003]: Unable to prove that there are no data races
    Unable to prove that there are no data races
 Reason: Not analyzed. 
  - UnprovableResult [Line: 1009]: Unable to prove that there are no data races
    Unable to prove that there are no data races
 Reason: Not analyzed. 
  - UnprovableResult [Line: 1005]: Unable to prove that there are no data races
    Unable to prove that there are no data races
 Reason: Not analyzed. 
  - UnprovableResult [Line: 1010]: Unable to prove that there are no data races
    Unable to prove that there are no data races
 Reason: Not analyzed. 
  - UnprovableResult [Line: 1007]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
    Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
 Reason: Not analyzed. 
  - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances
    CFG has 3 procedures, 107 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 8.6s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.3s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 110, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 1954 NumberOfCodeBlocks, 1918 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 1785 ConstructedInterpolants, 0 QuantifiedInterpolants, 2839 SizeOfPredicates, 34 NumberOfNonLiveVariables, 1394 ConjunctsInSsa, 55 ConjunctsInUnsatCore, 26 InterpolantComputations, 11 PerfectInterpolantSequences, 2099/2468 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2021-11-07 04:56:44,231 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0
[2021-11-07 04:56:44,432 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24307f90-d560-4f5e-a607-dc14eb64c872/bin/ugemcutter-iGDDIIUDf3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---

Execution finished normally
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE