./Ultimate.py --spec /storage/repos/ultimate/trunk/examples/svcomp/properties/no-data-race.prp --file /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c --full-output --architecture 32bit


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


Checking for data races
Using default analysis
Version efd9311c
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/config/TaipanReach.xml -i /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UTaipan-linux --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b2b2bb654bf56c4e17e833d277e8505998c0901a0fe529242a0e0db923034741
--- Real Ultimate output ---
This is Ultimate 0.2.2-dev-efd9311-m
[2022-04-18 20:23:14,033 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2022-04-18 20:23:14,036 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2022-04-18 20:23:14,060 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-04-18 20:23:14,060 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-04-18 20:23:14,061 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-04-18 20:23:14,062 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-04-18 20:23:14,064 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2022-04-18 20:23:14,066 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-04-18 20:23:14,068 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-04-18 20:23:14,068 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2022-04-18 20:23:14,069 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-04-18 20:23:14,070 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-04-18 20:23:14,072 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-04-18 20:23:14,073 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-04-18 20:23:14,074 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-04-18 20:23:14,076 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-04-18 20:23:14,079 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-04-18 20:23:14,081 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-04-18 20:23:14,085 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2022-04-18 20:23:14,088 INFO  L181        SettingsManager]: Resetting HornVerifier preferences to default values
[2022-04-18 20:23:14,089 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-04-18 20:23:14,089 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-04-18 20:23:14,090 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2022-04-18 20:23:14,090 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-04-18 20:23:14,092 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2022-04-18 20:23:14,095 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2022-04-18 20:23:14,096 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-04-18 20:23:14,096 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-04-18 20:23:14,097 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-04-18 20:23:14,097 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-04-18 20:23:14,098 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-04-18 20:23:14,099 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-04-18 20:23:14,100 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-04-18 20:23:14,100 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2022-04-18 20:23:14,101 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-04-18 20:23:14,101 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2022-04-18 20:23:14,102 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2022-04-18 20:23:14,102 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2022-04-18 20:23:14,102 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2022-04-18 20:23:14,102 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2022-04-18 20:23:14,103 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2022-04-18 20:23:14,105 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/config/svcomp-DataRace-32bit-Taipan_Default.epf
[2022-04-18 20:23:14,122 INFO  L113        SettingsManager]: Loading preferences was successful
[2022-04-18 20:23:14,122 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2022-04-18 20:23:14,123 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-04-18 20:23:14,123 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-04-18 20:23:14,123 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-04-18 20:23:14,124 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-04-18 20:23:14,124 INFO  L138        SettingsManager]:  * User list type=DISABLED
[2022-04-18 20:23:14,124 INFO  L136        SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2022-04-18 20:23:14,124 INFO  L138        SettingsManager]:  * Explicit value domain=true
[2022-04-18 20:23:14,125 INFO  L138        SettingsManager]:  * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain
[2022-04-18 20:23:14,125 INFO  L138        SettingsManager]:  * Octagon Domain=false
[2022-04-18 20:23:14,125 INFO  L138        SettingsManager]:  * Abstract domain=CompoundDomain
[2022-04-18 20:23:14,125 INFO  L138        SettingsManager]:  * Check feasibility of abstract posts with an SMT solver=true
[2022-04-18 20:23:14,125 INFO  L138        SettingsManager]:  * Use the RCFG-of-the-future interface=true
[2022-04-18 20:23:14,125 INFO  L138        SettingsManager]:  * Interval Domain=false
[2022-04-18 20:23:14,126 INFO  L136        SettingsManager]: Preferences of Sifa differ from their defaults:
[2022-04-18 20:23:14,126 INFO  L138        SettingsManager]:  * Call Summarizer=TopInputCallSummarizer
[2022-04-18 20:23:14,127 INFO  L138        SettingsManager]:  * Simplification Technique=POLY_PAC
[2022-04-18 20:23:14,127 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-04-18 20:23:14,128 INFO  L138        SettingsManager]:  * sizeof long=4
[2022-04-18 20:23:14,128 INFO  L138        SettingsManager]:  * Check unreachability of error function in SV-COMP mode=false
[2022-04-18 20:23:14,128 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2022-04-18 20:23:14,128 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2022-04-18 20:23:14,128 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2022-04-18 20:23:14,128 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2022-04-18 20:23:14,129 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-04-18 20:23:14,129 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2022-04-18 20:23:14,129 INFO  L138        SettingsManager]:  * Check absence of data races in concurrent programs=true
[2022-04-18 20:23:14,129 INFO  L138        SettingsManager]:  * sizeof long double=12
[2022-04-18 20:23:14,129 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2022-04-18 20:23:14,129 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2022-04-18 20:23:14,129 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2022-04-18 20:23:14,130 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-04-18 20:23:14,130 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2022-04-18 20:23:14,130 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-04-18 20:23:14,130 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-04-18 20:23:14,131 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2022-04-18 20:23:14,131 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-04-18 20:23:14,131 INFO  L138        SettingsManager]:  * Trace refinement strategy=SIFA_TAIPAN
[2022-04-18 20:23:14,131 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-04-18 20:23:14,131 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-04-18 20:23:14,131 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2022-04-18 20:23:14,131 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2022-04-18 20:23:14,132 INFO  L138        SettingsManager]:  * Abstract interpretation Mode=USE_PREDICATES
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UTaipan-linux
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 -> Taipan
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 -> b2b2bb654bf56c4e17e833d277e8505998c0901a0fe529242a0e0db923034741
[2022-04-18 20:23:14,316 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2022-04-18 20:23:14,332 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-04-18 20:23:14,334 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-04-18 20:23:14,335 INFO  L271        PluginConnector]: Initializing CDTParser...
[2022-04-18 20:23:14,335 INFO  L275        PluginConnector]: CDTParser initialized
[2022-04-18 20:23:14,336 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c
[2022-04-18 20:23:14,384 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/7888aa251/a777fd0569e24384b29a73d8385f0bd4/FLAG9bd1db70f
[2022-04-18 20:23:14,740 INFO  L306              CDTParser]: Found 1 translation units.
[2022-04-18 20:23:14,741 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c
[2022-04-18 20:23:14,752 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/7888aa251/a777fd0569e24384b29a73d8385f0bd4/FLAG9bd1db70f
[2022-04-18 20:23:15,168 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/7888aa251/a777fd0569e24384b29a73d8385f0bd4
[2022-04-18 20:23:15,170 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-04-18 20:23:15,171 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2022-04-18 20:23:15,173 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-04-18 20:23:15,173 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-04-18 20:23:15,176 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2022-04-18 20:23:15,176 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 08:23:15" (1/1) ...
[2022-04-18 20:23:15,177 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a003484 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:23:15, skipping insertion in model container
[2022-04-18 20:23:15,177 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 08:23:15" (1/1) ...
[2022-04-18 20:23:15,182 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2022-04-18 20:23:15,193 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2022-04-18 20:23:15,343 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c[2975,2988]
[2022-04-18 20:23:15,347 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-04-18 20:23:15,352 INFO  L203         MainTranslator]: Completed pre-run
[2022-04-18 20:23:15,376 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c[2975,2988]
[2022-04-18 20:23:15,378 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-04-18 20:23:15,388 INFO  L208         MainTranslator]: Completed translation
[2022-04-18 20:23:15,391 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:23:15 WrapperNode
[2022-04-18 20:23:15,391 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-04-18 20:23:15,392 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-04-18 20:23:15,392 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-04-18 20:23:15,392 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2022-04-18 20:23:15,397 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:23:15" (1/1) ...
[2022-04-18 20:23:15,412 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:23:15" (1/1) ...
[2022-04-18 20:23:15,457 INFO  L137                Inliner]: procedures = 24, calls = 45, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 483
[2022-04-18 20:23:15,457 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-04-18 20:23:15,458 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-04-18 20:23:15,458 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2022-04-18 20:23:15,458 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2022-04-18 20:23:15,463 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:23:15" (1/1) ...
[2022-04-18 20:23:15,464 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:23:15" (1/1) ...
[2022-04-18 20:23:15,475 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:23:15" (1/1) ...
[2022-04-18 20:23:15,475 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:23:15" (1/1) ...
[2022-04-18 20:23:15,486 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:23:15" (1/1) ...
[2022-04-18 20:23:15,494 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:23:15" (1/1) ...
[2022-04-18 20:23:15,498 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:23:15" (1/1) ...
[2022-04-18 20:23:15,503 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-04-18 20:23:15,505 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-04-18 20:23:15,505 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2022-04-18 20:23:15,505 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2022-04-18 20:23:15,506 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:23:15" (1/1) ...
[2022-04-18 20:23:15,512 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-04-18 20:23:15,519 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3
[2022-04-18 20:23:15,529 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2022-04-18 20:23:15,532 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2022-04-18 20:23:15,556 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-04-18 20:23:15,559 INFO  L130     BoogieDeclarations]: Found specification of procedure thread1
[2022-04-18 20:23:15,560 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread1
[2022-04-18 20:23:15,560 INFO  L130     BoogieDeclarations]: Found specification of procedure thread2
[2022-04-18 20:23:15,560 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread2
[2022-04-18 20:23:15,560 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2022-04-18 20:23:15,560 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2022-04-18 20:23:15,560 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2022-04-18 20:23:15,560 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2022-04-18 20:23:15,560 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-04-18 20:23:15,561 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-04-18 20:23:15,561 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2022-04-18 20:23:15,561 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2022-04-18 20:23:15,562 WARN  L208             CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2022-04-18 20:23:15,665 INFO  L234             CfgBuilder]: Building ICFG
[2022-04-18 20:23:15,666 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2022-04-18 20:23:16,296 INFO  L275             CfgBuilder]: Performing block encoding
[2022-04-18 20:23:16,314 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-04-18 20:23:16,315 INFO  L299             CfgBuilder]: Removed 3 assume(true) statements.
[2022-04-18 20:23:16,317 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 08:23:16 BoogieIcfgContainer
[2022-04-18 20:23:16,317 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-04-18 20:23:16,320 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-04-18 20:23:16,320 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2022-04-18 20:23:16,323 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2022-04-18 20:23:16,323 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.04 08:23:15" (1/3) ...
[2022-04-18 20:23:16,324 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c6fa093 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 08:23:16, skipping insertion in model container
[2022-04-18 20:23:16,324 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:23:15" (2/3) ...
[2022-04-18 20:23:16,324 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c6fa093 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 08:23:16, skipping insertion in model container
[2022-04-18 20:23:16,324 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 08:23:16" (3/3) ...
[2022-04-18 20:23:16,325 INFO  L111   eAbstractionObserver]: Analyzing ICFG unroll-cond-5.wvr.c
[2022-04-18 20:23:16,329 WARN  L147   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2022-04-18 20:23:16,330 INFO  L202   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2022-04-18 20:23:16,330 INFO  L161   ceAbstractionStarter]: Applying trace abstraction to program that has 86 error locations.
[2022-04-18 20:23:16,330 INFO  L504   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2022-04-18 20:23:16,417 INFO  L135    ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions.
[2022-04-18 20:23:16,445 INFO  L339      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2022-04-18 20:23:16,449 INFO  L340      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=FINITE_AUTOMATA, 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
[2022-04-18 20:23:16,461 INFO  L341      AbstractCegarLoop]: Starting to check reachability of 164 error locations.
[2022-04-18 20:23:16,477 INFO  L116   etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation.
[2022-04-18 20:23:16,485 INFO  L131   etLargeBlockEncoding]: Starting large block encoding on Petri net that has 616 places, 643 transitions, 1302 flow
[2022-04-18 20:23:16,487 INFO  L110        LiptonReduction]: Starting Lipton reduction on Petri net that has 616 places, 643 transitions, 1302 flow
[2022-04-18 20:23:16,488 INFO  L74            FinitePrefix]: Start finitePrefix. Operand has 616 places, 643 transitions, 1302 flow
[2022-04-18 20:23:16,651 INFO  L129       PetriNetUnfolder]: 34/641 cut-off events.
[2022-04-18 20:23:16,651 INFO  L130       PetriNetUnfolder]: For 2/2 co-relation queries the response was YES.
[2022-04-18 20:23:16,663 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 650 conditions, 641 events. 34/641 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 1883 event pairs, 0 based on Foata normal form. 0/521 useless extension candidates. Maximal degree in co-relation 507. Up to 2 conditions per place. 
[2022-04-18 20:23:16,706 INFO  L116        LiptonReduction]: Number of co-enabled transitions 64116
[2022-04-18 20:23:29,723 INFO  L131        LiptonReduction]: Checked pairs total: 223457
[2022-04-18 20:23:29,724 INFO  L133        LiptonReduction]: Total number of compositions: 852
[2022-04-18 20:23:29,730 INFO  L111   iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 190 places, 202 transitions, 420 flow
[2022-04-18 20:23:30,163 INFO  L133   iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result  has 19897 states, 18579 states have (on average 3.225954034124549) internal successors, (59935), 19896 states have internal predecessors, (59935), 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)
[2022-04-18 20:23:30,197 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 19897 states, 18579 states have (on average 3.225954034124549) internal successors, (59935), 19896 states have internal predecessors, (59935), 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)
[2022-04-18 20:23:30,201 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 2
[2022-04-18 20:23:30,201 INFO  L491         BasicCegarLoop]: Found error trace
[2022-04-18 20:23:30,201 INFO  L499         BasicCegarLoop]: trace histogram [1]
[2022-04-18 20:23:30,202 INFO  L403      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] ===
[2022-04-18 20:23:30,205 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-04-18 20:23:30,206 INFO  L85        PathProgramCache]: Analyzing trace with hash 2714, now seen corresponding path program 1 times
[2022-04-18 20:23:30,211 INFO  L118   FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2022-04-18 20:23:30,212 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695130484]
[2022-04-18 20:23:30,212 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-18 20:23:30,213 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-18 20:23:30,281 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-18 20:23:30,291 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-04-18 20:23:30,292 INFO  L136   FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace
[2022-04-18 20:23:30,292 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695130484]
[2022-04-18 20:23:30,293 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695130484] provided 1 perfect and 0 imperfect interpolant sequences
[2022-04-18 20:23:30,293 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-04-18 20:23:30,293 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0
[2022-04-18 20:23:30,294 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550074463]
[2022-04-18 20:23:30,295 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-04-18 20:23:30,297 INFO  L554      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2022-04-18 20:23:30,298 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN
[2022-04-18 20:23:30,314 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2022-04-18 20:23:30,314 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2022-04-18 20:23:30,342 INFO  L87              Difference]: Start difference. First operand  has 19897 states, 18579 states have (on average 3.225954034124549) internal successors, (59935), 19896 states have internal predecessors, (59935), 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) Second operand  has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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)
[2022-04-18 20:23:30,527 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-18 20:23:30,527 INFO  L93              Difference]: Finished difference Result 8262 states and 23465 transitions.
[2022-04-18 20:23:30,528 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-04-18 20:23:30,529 INFO  L78                 Accepts]: Start accepts. Automaton has  has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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) Word has length 1
[2022-04-18 20:23:30,529 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-18 20:23:30,579 INFO  L225             Difference]: With dead ends: 8262
[2022-04-18 20:23:30,579 INFO  L226             Difference]: Without dead ends: 8257
[2022-04-18 20:23:30,580 INFO  L912         BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2022-04-18 20:23:30,582 INFO  L913         BasicCegarLoop]: 55 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-04-18 20:23:30,583 INFO  L914         BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 55 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-04-18 20:23:30,612 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 8257 states.
[2022-04-18 20:23:30,831 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 8257 to 8257.
[2022-04-18 20:23:30,846 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 8257 states, 8168 states have (on average 2.8714495592556317) internal successors, (23454), 8256 states have internal predecessors, (23454), 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)
[2022-04-18 20:23:30,873 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 8257 states to 8257 states and 23454 transitions.
[2022-04-18 20:23:30,874 INFO  L78                 Accepts]: Start accepts. Automaton has 8257 states and 23454 transitions. Word has length 1
[2022-04-18 20:23:30,874 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-04-18 20:23:30,874 INFO  L478      AbstractCegarLoop]: Abstraction has 8257 states and 23454 transitions.
[2022-04-18 20:23:30,875 INFO  L479      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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)
[2022-04-18 20:23:30,875 INFO  L276                IsEmpty]: Start isEmpty. Operand 8257 states and 23454 transitions.
[2022-04-18 20:23:30,875 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2022-04-18 20:23:30,875 INFO  L491         BasicCegarLoop]: Found error trace
[2022-04-18 20:23:30,876 INFO  L499         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-04-18 20:23:30,876 WARN  L460      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-04-18 20:23:30,876 INFO  L403      AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err36ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] ===
[2022-04-18 20:23:30,877 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-04-18 20:23:30,877 INFO  L85        PathProgramCache]: Analyzing trace with hash -2075871069, now seen corresponding path program 1 times
[2022-04-18 20:23:30,877 INFO  L118   FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2022-04-18 20:23:30,877 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373416371]
[2022-04-18 20:23:30,877 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-18 20:23:30,877 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-18 20:23:30,903 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-18 20:23:30,936 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-04-18 20:23:30,936 INFO  L136   FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace
[2022-04-18 20:23:30,936 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373416371]
[2022-04-18 20:23:30,937 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373416371] provided 1 perfect and 0 imperfect interpolant sequences
[2022-04-18 20:23:30,937 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-04-18 20:23:30,937 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-04-18 20:23:30,937 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489515033]
[2022-04-18 20:23:30,937 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-04-18 20:23:30,938 INFO  L554      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-04-18 20:23:30,938 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN
[2022-04-18 20:23:30,938 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-04-18 20:23:30,939 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-04-18 20:23:30,939 INFO  L87              Difference]: Start difference. First operand 8257 states and 23454 transitions. Second operand  has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-04-18 20:23:31,060 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-18 20:23:31,060 INFO  L93              Difference]: Finished difference Result 7888 states and 22422 transitions.
[2022-04-18 20:23:31,061 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-04-18 20:23:31,061 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9
[2022-04-18 20:23:31,061 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-18 20:23:31,093 INFO  L225             Difference]: With dead ends: 7888
[2022-04-18 20:23:31,093 INFO  L226             Difference]: Without dead ends: 7888
[2022-04-18 20:23:31,093 INFO  L912         BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-04-18 20:23:31,094 INFO  L913         BasicCegarLoop]: 59 mSDtfsCounter, 103 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-04-18 20:23:31,094 INFO  L914         BasicCegarLoop]: SdHoareTripleChecker [103 Valid, 65 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-04-18 20:23:31,108 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 7888 states.
[2022-04-18 20:23:31,292 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 7888 to 7865.
[2022-04-18 20:23:31,302 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 7865 states, 7796 states have (on average 2.867880964597229) internal successors, (22358), 7864 states have internal predecessors, (22358), 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)
[2022-04-18 20:23:31,328 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 7865 states to 7865 states and 22358 transitions.
[2022-04-18 20:23:31,328 INFO  L78                 Accepts]: Start accepts. Automaton has 7865 states and 22358 transitions. Word has length 9
[2022-04-18 20:23:31,329 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-04-18 20:23:31,329 INFO  L478      AbstractCegarLoop]: Abstraction has 7865 states and 22358 transitions.
[2022-04-18 20:23:31,329 INFO  L479      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-04-18 20:23:31,329 INFO  L276                IsEmpty]: Start isEmpty. Operand 7865 states and 22358 transitions.
[2022-04-18 20:23:31,330 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2022-04-18 20:23:31,330 INFO  L491         BasicCegarLoop]: Found error trace
[2022-04-18 20:23:31,331 INFO  L499         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-04-18 20:23:31,331 WARN  L460      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2022-04-18 20:23:31,331 INFO  L403      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] ===
[2022-04-18 20:23:31,331 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-04-18 20:23:31,331 INFO  L85        PathProgramCache]: Analyzing trace with hash -2046923237, now seen corresponding path program 1 times
[2022-04-18 20:23:31,332 INFO  L118   FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2022-04-18 20:23:31,332 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285589495]
[2022-04-18 20:23:31,332 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-18 20:23:31,332 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-18 20:23:31,356 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-18 20:23:31,387 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-04-18 20:23:31,389 INFO  L136   FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace
[2022-04-18 20:23:31,389 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285589495]
[2022-04-18 20:23:31,389 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285589495] provided 1 perfect and 0 imperfect interpolant sequences
[2022-04-18 20:23:31,389 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-04-18 20:23:31,390 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-04-18 20:23:31,390 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318636908]
[2022-04-18 20:23:31,390 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-04-18 20:23:31,390 INFO  L554      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-04-18 20:23:31,391 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN
[2022-04-18 20:23:31,391 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-04-18 20:23:31,392 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-04-18 20:23:31,392 INFO  L87              Difference]: Start difference. First operand 7865 states and 22358 transitions. Second operand  has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-04-18 20:23:31,543 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-18 20:23:31,543 INFO  L93              Difference]: Finished difference Result 7866 states and 22359 transitions.
[2022-04-18 20:23:31,544 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-04-18 20:23:31,544 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9
[2022-04-18 20:23:31,544 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-18 20:23:31,563 INFO  L225             Difference]: With dead ends: 7866
[2022-04-18 20:23:31,564 INFO  L226             Difference]: Without dead ends: 7866
[2022-04-18 20:23:31,564 INFO  L912         BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-04-18 20:23:31,565 INFO  L913         BasicCegarLoop]: 51 mSDtfsCounter, 0 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-04-18 20:23:31,565 INFO  L914         BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-04-18 20:23:31,579 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 7866 states.
[2022-04-18 20:23:31,709 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 7866 to 7866.
[2022-04-18 20:23:31,721 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 7866 states, 7797 states have (on average 2.867641400538669) internal successors, (22359), 7865 states have internal predecessors, (22359), 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)
[2022-04-18 20:23:31,747 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 7866 states to 7866 states and 22359 transitions.
[2022-04-18 20:23:31,748 INFO  L78                 Accepts]: Start accepts. Automaton has 7866 states and 22359 transitions. Word has length 9
[2022-04-18 20:23:31,748 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-04-18 20:23:31,748 INFO  L478      AbstractCegarLoop]: Abstraction has 7866 states and 22359 transitions.
[2022-04-18 20:23:31,748 INFO  L479      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-04-18 20:23:31,749 INFO  L276                IsEmpty]: Start isEmpty. Operand 7866 states and 22359 transitions.
[2022-04-18 20:23:31,749 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2022-04-18 20:23:31,749 INFO  L491         BasicCegarLoop]: Found error trace
[2022-04-18 20:23:31,749 INFO  L499         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-04-18 20:23:31,750 WARN  L460      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2022-04-18 20:23:31,750 INFO  L403      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] ===
[2022-04-18 20:23:31,750 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-04-18 20:23:31,750 INFO  L85        PathProgramCache]: Analyzing trace with hash 788451113, now seen corresponding path program 1 times
[2022-04-18 20:23:31,750 INFO  L118   FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2022-04-18 20:23:31,751 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046571533]
[2022-04-18 20:23:31,751 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-18 20:23:31,751 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-18 20:23:31,773 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-18 20:23:31,836 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2022-04-18 20:23:31,837 INFO  L136   FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace
[2022-04-18 20:23:31,838 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046571533]
[2022-04-18 20:23:31,838 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046571533] provided 1 perfect and 0 imperfect interpolant sequences
[2022-04-18 20:23:31,839 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-04-18 20:23:31,839 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2022-04-18 20:23:31,839 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330897167]
[2022-04-18 20:23:31,839 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-04-18 20:23:31,839 INFO  L554      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2022-04-18 20:23:31,840 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN
[2022-04-18 20:23:31,841 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2022-04-18 20:23:31,841 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2022-04-18 20:23:31,841 INFO  L87              Difference]: Start difference. First operand 7866 states and 22359 transitions. Second operand  has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 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)
[2022-04-18 20:23:32,437 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-18 20:23:32,437 INFO  L93              Difference]: Finished difference Result 6826 states and 19187 transitions.
[2022-04-18 20:23:32,438 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-04-18 20:23:32,438 INFO  L78                 Accepts]: Start accepts. Automaton has  has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 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) Word has length 10
[2022-04-18 20:23:32,438 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-18 20:23:32,458 INFO  L225             Difference]: With dead ends: 6826
[2022-04-18 20:23:32,459 INFO  L226             Difference]: Without dead ends: 6826
[2022-04-18 20:23:32,459 INFO  L912         BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2022-04-18 20:23:32,460 INFO  L913         BasicCegarLoop]: 79 mSDtfsCounter, 147 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 681 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 681 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2022-04-18 20:23:32,460 INFO  L914         BasicCegarLoop]: SdHoareTripleChecker [147 Valid, 127 Invalid, 845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 681 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2022-04-18 20:23:32,471 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 6826 states.
[2022-04-18 20:23:32,600 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 6826 to 6826.
[2022-04-18 20:23:32,607 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 6826 states, 6785 states have (on average 2.827855563743552) internal successors, (19187), 6825 states have internal predecessors, (19187), 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)
[2022-04-18 20:23:32,624 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 6826 states to 6826 states and 19187 transitions.
[2022-04-18 20:23:32,625 INFO  L78                 Accepts]: Start accepts. Automaton has 6826 states and 19187 transitions. Word has length 10
[2022-04-18 20:23:32,625 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-04-18 20:23:32,625 INFO  L478      AbstractCegarLoop]: Abstraction has 6826 states and 19187 transitions.
[2022-04-18 20:23:32,625 INFO  L479      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 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)
[2022-04-18 20:23:32,626 INFO  L276                IsEmpty]: Start isEmpty. Operand 6826 states and 19187 transitions.
[2022-04-18 20:23:32,629 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2022-04-18 20:23:32,629 INFO  L491         BasicCegarLoop]: Found error trace
[2022-04-18 20:23:32,630 INFO  L499         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-04-18 20:23:32,630 WARN  L460      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2022-04-18 20:23:32,630 INFO  L403      AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] ===
[2022-04-18 20:23:32,631 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-04-18 20:23:32,632 INFO  L85        PathProgramCache]: Analyzing trace with hash 2070040827, now seen corresponding path program 1 times
[2022-04-18 20:23:32,632 INFO  L118   FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2022-04-18 20:23:32,637 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191248311]
[2022-04-18 20:23:32,637 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-18 20:23:32,637 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-18 20:23:32,659 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-18 20:23:32,677 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2022-04-18 20:23:32,677 INFO  L136   FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace
[2022-04-18 20:23:32,677 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191248311]
[2022-04-18 20:23:32,678 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191248311] provided 1 perfect and 0 imperfect interpolant sequences
[2022-04-18 20:23:32,678 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-04-18 20:23:32,678 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-04-18 20:23:32,678 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941035429]
[2022-04-18 20:23:32,678 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-04-18 20:23:32,678 INFO  L554      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-04-18 20:23:32,679 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN
[2022-04-18 20:23:32,679 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-04-18 20:23:32,679 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-04-18 20:23:32,679 INFO  L87              Difference]: Start difference. First operand 6826 states and 19187 transitions. Second operand  has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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)
[2022-04-18 20:23:32,777 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-18 20:23:32,777 INFO  L93              Difference]: Finished difference Result 7176 states and 20274 transitions.
[2022-04-18 20:23:32,777 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-04-18 20:23:32,778 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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) Word has length 11
[2022-04-18 20:23:32,778 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-18 20:23:32,794 INFO  L225             Difference]: With dead ends: 7176
[2022-04-18 20:23:32,794 INFO  L226             Difference]: Without dead ends: 7176
[2022-04-18 20:23:32,794 INFO  L912         BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-04-18 20:23:32,795 INFO  L913         BasicCegarLoop]: 62 mSDtfsCounter, 97 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-04-18 20:23:32,795 INFO  L914         BasicCegarLoop]: SdHoareTripleChecker [97 Valid, 74 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-04-18 20:23:32,806 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 7176 states.
[2022-04-18 20:23:32,937 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 7176 to 6486.
[2022-04-18 20:23:32,959 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 6486 states, 6457 states have (on average 2.825925352330804) internal successors, (18247), 6485 states have internal predecessors, (18247), 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)
[2022-04-18 20:23:32,989 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 6486 states to 6486 states and 18247 transitions.
[2022-04-18 20:23:32,989 INFO  L78                 Accepts]: Start accepts. Automaton has 6486 states and 18247 transitions. Word has length 11
[2022-04-18 20:23:32,989 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-04-18 20:23:32,989 INFO  L478      AbstractCegarLoop]: Abstraction has 6486 states and 18247 transitions.
[2022-04-18 20:23:32,990 INFO  L479      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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)
[2022-04-18 20:23:32,990 INFO  L276                IsEmpty]: Start isEmpty. Operand 6486 states and 18247 transitions.
[2022-04-18 20:23:32,992 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2022-04-18 20:23:32,992 INFO  L491         BasicCegarLoop]: Found error trace
[2022-04-18 20:23:32,993 INFO  L499         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-04-18 20:23:32,993 WARN  L460      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2022-04-18 20:23:32,993 INFO  L403      AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] ===
[2022-04-18 20:23:32,993 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-04-18 20:23:32,994 INFO  L85        PathProgramCache]: Analyzing trace with hash -1944541725, now seen corresponding path program 1 times
[2022-04-18 20:23:32,994 INFO  L118   FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2022-04-18 20:23:32,994 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286677672]
[2022-04-18 20:23:32,994 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-18 20:23:32,994 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-18 20:23:33,022 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-18 20:23:33,133 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2022-04-18 20:23:33,133 INFO  L136   FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace
[2022-04-18 20:23:33,134 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286677672]
[2022-04-18 20:23:33,134 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286677672] provided 1 perfect and 0 imperfect interpolant sequences
[2022-04-18 20:23:33,134 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-04-18 20:23:33,134 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2022-04-18 20:23:33,134 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460766547]
[2022-04-18 20:23:33,134 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-04-18 20:23:33,134 INFO  L554      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2022-04-18 20:23:33,135 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN
[2022-04-18 20:23:33,135 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2022-04-18 20:23:33,135 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2022-04-18 20:23:33,135 INFO  L87              Difference]: Start difference. First operand 6486 states and 18247 transitions. Second operand  has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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)
[2022-04-18 20:23:33,726 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-18 20:23:33,726 INFO  L93              Difference]: Finished difference Result 6028 states and 16927 transitions.
[2022-04-18 20:23:33,726 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-04-18 20:23:33,727 INFO  L78                 Accepts]: Start accepts. Automaton has  has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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) Word has length 14
[2022-04-18 20:23:33,727 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-18 20:23:33,739 INFO  L225             Difference]: With dead ends: 6028
[2022-04-18 20:23:33,739 INFO  L226             Difference]: Without dead ends: 6028
[2022-04-18 20:23:33,740 INFO  L912         BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2022-04-18 20:23:33,740 INFO  L913         BasicCegarLoop]: 59 mSDtfsCounter, 114 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 674 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 825 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 674 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time
[2022-04-18 20:23:33,740 INFO  L914         BasicCegarLoop]: SdHoareTripleChecker [114 Valid, 85 Invalid, 825 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 674 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time]
[2022-04-18 20:23:33,820 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 6028 states.
[2022-04-18 20:23:33,926 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 6028 to 6028.
[2022-04-18 20:23:33,935 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 6028 states, 6009 states have (on average 2.81694125478449) internal successors, (16927), 6027 states have internal predecessors, (16927), 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)
[2022-04-18 20:23:33,948 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 6028 states to 6028 states and 16927 transitions.
[2022-04-18 20:23:33,949 INFO  L78                 Accepts]: Start accepts. Automaton has 6028 states and 16927 transitions. Word has length 14
[2022-04-18 20:23:33,949 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-04-18 20:23:33,949 INFO  L478      AbstractCegarLoop]: Abstraction has 6028 states and 16927 transitions.
[2022-04-18 20:23:33,950 INFO  L479      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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)
[2022-04-18 20:23:33,950 INFO  L276                IsEmpty]: Start isEmpty. Operand 6028 states and 16927 transitions.
[2022-04-18 20:23:33,951 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2022-04-18 20:23:33,951 INFO  L491         BasicCegarLoop]: Found error trace
[2022-04-18 20:23:33,951 INFO  L499         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-04-18 20:23:33,951 WARN  L460      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2022-04-18 20:23:33,951 INFO  L403      AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] ===
[2022-04-18 20:23:33,952 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-04-18 20:23:33,952 INFO  L85        PathProgramCache]: Analyzing trace with hash 1474392572, now seen corresponding path program 1 times
[2022-04-18 20:23:33,952 INFO  L118   FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2022-04-18 20:23:33,952 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820040267]
[2022-04-18 20:23:33,952 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-18 20:23:33,952 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-18 20:23:33,982 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-18 20:23:34,022 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2022-04-18 20:23:34,022 INFO  L136   FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace
[2022-04-18 20:23:34,023 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820040267]
[2022-04-18 20:23:34,023 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820040267] provided 1 perfect and 0 imperfect interpolant sequences
[2022-04-18 20:23:34,023 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-04-18 20:23:34,023 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2022-04-18 20:23:34,023 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601635273]
[2022-04-18 20:23:34,023 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-04-18 20:23:34,024 INFO  L554      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2022-04-18 20:23:34,024 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN
[2022-04-18 20:23:34,024 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2022-04-18 20:23:34,024 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2022-04-18 20:23:34,025 INFO  L87              Difference]: Start difference. First operand 6028 states and 16927 transitions. Second operand  has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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)
[2022-04-18 20:23:34,267 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-18 20:23:34,268 INFO  L93              Difference]: Finished difference Result 5317 states and 14965 transitions.
[2022-04-18 20:23:34,268 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-04-18 20:23:34,268 INFO  L78                 Accepts]: Start accepts. Automaton has  has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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) Word has length 14
[2022-04-18 20:23:34,268 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-18 20:23:34,283 INFO  L225             Difference]: With dead ends: 5317
[2022-04-18 20:23:34,283 INFO  L226             Difference]: Without dead ends: 5187
[2022-04-18 20:23:34,284 INFO  L912         BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2022-04-18 20:23:34,284 INFO  L913         BasicCegarLoop]: 29 mSDtfsCounter, 33 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2022-04-18 20:23:34,285 INFO  L914         BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 43 Invalid, 386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2022-04-18 20:23:34,295 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 5187 states.
[2022-04-18 20:23:34,370 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 5187 to 5187.
[2022-04-18 20:23:34,378 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 5187 states, 5186 states have (on average 2.834361743154647) internal successors, (14699), 5186 states have internal predecessors, (14699), 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)
[2022-04-18 20:23:34,389 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 5187 states to 5187 states and 14699 transitions.
[2022-04-18 20:23:34,390 INFO  L78                 Accepts]: Start accepts. Automaton has 5187 states and 14699 transitions. Word has length 14
[2022-04-18 20:23:34,390 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-04-18 20:23:34,390 INFO  L478      AbstractCegarLoop]: Abstraction has 5187 states and 14699 transitions.
[2022-04-18 20:23:34,390 INFO  L479      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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)
[2022-04-18 20:23:34,390 INFO  L276                IsEmpty]: Start isEmpty. Operand 5187 states and 14699 transitions.
[2022-04-18 20:23:34,393 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2022-04-18 20:23:34,393 INFO  L491         BasicCegarLoop]: Found error trace
[2022-04-18 20:23:34,393 INFO  L499         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-04-18 20:23:34,393 WARN  L460      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2022-04-18 20:23:34,394 INFO  L403      AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] ===
[2022-04-18 20:23:34,394 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-04-18 20:23:34,394 INFO  L85        PathProgramCache]: Analyzing trace with hash -58376206, now seen corresponding path program 1 times
[2022-04-18 20:23:34,394 INFO  L118   FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2022-04-18 20:23:34,394 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184461005]
[2022-04-18 20:23:34,395 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-18 20:23:34,395 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-18 20:23:34,409 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-18 20:23:34,441 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2022-04-18 20:23:34,441 INFO  L136   FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace
[2022-04-18 20:23:34,441 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184461005]
[2022-04-18 20:23:34,441 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184461005] provided 1 perfect and 0 imperfect interpolant sequences
[2022-04-18 20:23:34,441 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-04-18 20:23:34,442 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2022-04-18 20:23:34,442 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946774845]
[2022-04-18 20:23:34,442 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-04-18 20:23:34,442 INFO  L554      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2022-04-18 20:23:34,442 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN
[2022-04-18 20:23:34,443 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2022-04-18 20:23:34,443 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2022-04-18 20:23:34,443 INFO  L87              Difference]: Start difference. First operand 5187 states and 14699 transitions. Second operand  has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-04-18 20:23:34,870 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-18 20:23:34,870 INFO  L93              Difference]: Finished difference Result 5120 states and 14561 transitions.
[2022-04-18 20:23:34,870 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-04-18 20:23:34,871 INFO  L78                 Accepts]: Start accepts. Automaton has  has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19
[2022-04-18 20:23:34,871 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-18 20:23:34,871 INFO  L225             Difference]: With dead ends: 5120
[2022-04-18 20:23:34,871 INFO  L226             Difference]: Without dead ends: 0
[2022-04-18 20:23:34,871 INFO  L912         BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2022-04-18 20:23:34,872 INFO  L913         BasicCegarLoop]: 58 mSDtfsCounter, 105 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 541 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 652 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time
[2022-04-18 20:23:34,872 INFO  L914         BasicCegarLoop]: SdHoareTripleChecker [105 Valid, 81 Invalid, 652 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 541 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time]
[2022-04-18 20:23:34,872 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2022-04-18 20:23:34,873 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2022-04-18 20:23:34,873 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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)
[2022-04-18 20:23:34,873 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2022-04-18 20:23:34,873 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19
[2022-04-18 20:23:34,873 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-04-18 20:23:34,873 INFO  L478      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2022-04-18 20:23:34,874 INFO  L479      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-04-18 20:23:34,874 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2022-04-18 20:23:34,874 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2022-04-18 20:23:34,876 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (163 of 164 remaining)
[2022-04-18 20:23:34,877 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (162 of 164 remaining)
[2022-04-18 20:23:34,877 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (161 of 164 remaining)
[2022-04-18 20:23:34,877 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (160 of 164 remaining)
[2022-04-18 20:23:34,877 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (159 of 164 remaining)
[2022-04-18 20:23:34,877 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (158 of 164 remaining)
[2022-04-18 20:23:34,878 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (157 of 164 remaining)
[2022-04-18 20:23:34,878 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (156 of 164 remaining)
[2022-04-18 20:23:34,878 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (155 of 164 remaining)
[2022-04-18 20:23:34,878 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (154 of 164 remaining)
[2022-04-18 20:23:34,878 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (153 of 164 remaining)
[2022-04-18 20:23:34,879 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (152 of 164 remaining)
[2022-04-18 20:23:34,879 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err44ASSERT_VIOLATIONDATA_RACE (151 of 164 remaining)
[2022-04-18 20:23:34,879 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err45ASSERT_VIOLATIONDATA_RACE (150 of 164 remaining)
[2022-04-18 20:23:34,879 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err52ASSERT_VIOLATIONDATA_RACE (149 of 164 remaining)
[2022-04-18 20:23:34,880 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (148 of 164 remaining)
[2022-04-18 20:23:34,880 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err38ASSERT_VIOLATIONDATA_RACE (147 of 164 remaining)
[2022-04-18 20:23:34,880 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (146 of 164 remaining)
[2022-04-18 20:23:34,880 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err39ASSERT_VIOLATIONDATA_RACE (145 of 164 remaining)
[2022-04-18 20:23:34,880 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err53ASSERT_VIOLATIONDATA_RACE (144 of 164 remaining)
[2022-04-18 20:23:34,880 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err60ASSERT_VIOLATIONDATA_RACE (143 of 164 remaining)
[2022-04-18 20:23:34,881 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err46ASSERT_VIOLATIONDATA_RACE (142 of 164 remaining)
[2022-04-18 20:23:34,881 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err47ASSERT_VIOLATIONDATA_RACE (141 of 164 remaining)
[2022-04-18 20:23:34,881 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err61ASSERT_VIOLATIONDATA_RACE (140 of 164 remaining)
[2022-04-18 20:23:34,881 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err54ASSERT_VIOLATIONDATA_RACE (139 of 164 remaining)
[2022-04-18 20:23:34,881 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (138 of 164 remaining)
[2022-04-18 20:23:34,882 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err40ASSERT_VIOLATIONDATA_RACE (137 of 164 remaining)
[2022-04-18 20:23:34,882 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err55ASSERT_VIOLATIONDATA_RACE (136 of 164 remaining)
[2022-04-18 20:23:34,882 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (135 of 164 remaining)
[2022-04-18 20:23:34,882 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err41ASSERT_VIOLATIONDATA_RACE (134 of 164 remaining)
[2022-04-18 20:23:34,882 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err62ASSERT_VIOLATIONDATA_RACE (133 of 164 remaining)
[2022-04-18 20:23:34,882 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err48ASSERT_VIOLATIONDATA_RACE (132 of 164 remaining)
[2022-04-18 20:23:34,883 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err63ASSERT_VIOLATIONDATA_RACE (131 of 164 remaining)
[2022-04-18 20:23:34,883 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err49ASSERT_VIOLATIONDATA_RACE (130 of 164 remaining)
[2022-04-18 20:23:34,883 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err56ASSERT_VIOLATIONDATA_RACE (129 of 164 remaining)
[2022-04-18 20:23:34,883 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (128 of 164 remaining)
[2022-04-18 20:23:34,883 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err42ASSERT_VIOLATIONDATA_RACE (127 of 164 remaining)
[2022-04-18 20:23:34,884 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err57ASSERT_VIOLATIONDATA_RACE (126 of 164 remaining)
[2022-04-18 20:23:34,884 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err64ASSERT_VIOLATIONDATA_RACE (125 of 164 remaining)
[2022-04-18 20:23:34,884 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err50ASSERT_VIOLATIONDATA_RACE (124 of 164 remaining)
[2022-04-18 20:23:34,884 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err65ASSERT_VIOLATIONDATA_RACE (123 of 164 remaining)
[2022-04-18 20:23:34,884 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (122 of 164 remaining)
[2022-04-18 20:23:34,885 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err43ASSERT_VIOLATIONDATA_RACE (121 of 164 remaining)
[2022-04-18 20:23:34,885 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err58ASSERT_VIOLATIONDATA_RACE (120 of 164 remaining)
[2022-04-18 20:23:34,885 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err51ASSERT_VIOLATIONDATA_RACE (119 of 164 remaining)
[2022-04-18 20:23:34,885 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err66ASSERT_VIOLATIONDATA_RACE (118 of 164 remaining)
[2022-04-18 20:23:34,885 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err59ASSERT_VIOLATIONDATA_RACE (117 of 164 remaining)
[2022-04-18 20:23:34,885 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (116 of 164 remaining)
[2022-04-18 20:23:34,886 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err67ASSERT_VIOLATIONDATA_RACE (115 of 164 remaining)
[2022-04-18 20:23:34,886 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (114 of 164 remaining)
[2022-04-18 20:23:34,886 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (113 of 164 remaining)
[2022-04-18 20:23:34,886 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (112 of 164 remaining)
[2022-04-18 20:23:34,886 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (111 of 164 remaining)
[2022-04-18 20:23:34,887 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (110 of 164 remaining)
[2022-04-18 20:23:34,887 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (109 of 164 remaining)
[2022-04-18 20:23:34,887 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (108 of 164 remaining)
[2022-04-18 20:23:34,887 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (107 of 164 remaining)
[2022-04-18 20:23:34,887 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (106 of 164 remaining)
[2022-04-18 20:23:34,887 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (105 of 164 remaining)
[2022-04-18 20:23:34,887 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (104 of 164 remaining)
[2022-04-18 20:23:34,888 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (103 of 164 remaining)
[2022-04-18 20:23:34,888 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (102 of 164 remaining)
[2022-04-18 20:23:34,888 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (101 of 164 remaining)
[2022-04-18 20:23:34,888 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (100 of 164 remaining)
[2022-04-18 20:23:34,888 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (99 of 164 remaining)
[2022-04-18 20:23:34,888 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (98 of 164 remaining)
[2022-04-18 20:23:34,888 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (97 of 164 remaining)
[2022-04-18 20:23:34,888 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (96 of 164 remaining)
[2022-04-18 20:23:34,889 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (95 of 164 remaining)
[2022-04-18 20:23:34,889 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (94 of 164 remaining)
[2022-04-18 20:23:34,889 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (93 of 164 remaining)
[2022-04-18 20:23:34,889 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (92 of 164 remaining)
[2022-04-18 20:23:34,889 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (91 of 164 remaining)
[2022-04-18 20:23:34,889 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (90 of 164 remaining)
[2022-04-18 20:23:34,890 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (89 of 164 remaining)
[2022-04-18 20:23:34,890 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (88 of 164 remaining)
[2022-04-18 20:23:34,890 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (87 of 164 remaining)
[2022-04-18 20:23:34,890 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (86 of 164 remaining)
[2022-04-18 20:23:34,890 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (85 of 164 remaining)
[2022-04-18 20:23:34,890 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (84 of 164 remaining)
[2022-04-18 20:23:34,891 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (83 of 164 remaining)
[2022-04-18 20:23:34,891 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (82 of 164 remaining)
[2022-04-18 20:23:34,891 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (81 of 164 remaining)
[2022-04-18 20:23:34,891 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (80 of 164 remaining)
[2022-04-18 20:23:34,891 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (79 of 164 remaining)
[2022-04-18 20:23:34,891 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (78 of 164 remaining)
[2022-04-18 20:23:34,892 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (77 of 164 remaining)
[2022-04-18 20:23:34,892 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (76 of 164 remaining)
[2022-04-18 20:23:34,892 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (75 of 164 remaining)
[2022-04-18 20:23:34,892 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (74 of 164 remaining)
[2022-04-18 20:23:34,892 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (73 of 164 remaining)
[2022-04-18 20:23:34,893 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (72 of 164 remaining)
[2022-04-18 20:23:34,893 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (71 of 164 remaining)
[2022-04-18 20:23:34,893 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (70 of 164 remaining)
[2022-04-18 20:23:34,893 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (69 of 164 remaining)
[2022-04-18 20:23:34,893 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (68 of 164 remaining)
[2022-04-18 20:23:34,893 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (67 of 164 remaining)
[2022-04-18 20:23:34,894 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (66 of 164 remaining)
[2022-04-18 20:23:34,894 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (65 of 164 remaining)
[2022-04-18 20:23:34,894 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (64 of 164 remaining)
[2022-04-18 20:23:34,894 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err44ASSERT_VIOLATIONDATA_RACE (63 of 164 remaining)
[2022-04-18 20:23:34,894 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err45ASSERT_VIOLATIONDATA_RACE (62 of 164 remaining)
[2022-04-18 20:23:34,894 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err52ASSERT_VIOLATIONDATA_RACE (61 of 164 remaining)
[2022-04-18 20:23:34,895 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (60 of 164 remaining)
[2022-04-18 20:23:34,895 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err38ASSERT_VIOLATIONDATA_RACE (59 of 164 remaining)
[2022-04-18 20:23:34,895 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (58 of 164 remaining)
[2022-04-18 20:23:34,895 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err39ASSERT_VIOLATIONDATA_RACE (57 of 164 remaining)
[2022-04-18 20:23:34,895 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err53ASSERT_VIOLATIONDATA_RACE (56 of 164 remaining)
[2022-04-18 20:23:34,895 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err60ASSERT_VIOLATIONDATA_RACE (55 of 164 remaining)
[2022-04-18 20:23:34,896 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err46ASSERT_VIOLATIONDATA_RACE (54 of 164 remaining)
[2022-04-18 20:23:34,896 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err47ASSERT_VIOLATIONDATA_RACE (53 of 164 remaining)
[2022-04-18 20:23:34,896 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err61ASSERT_VIOLATIONDATA_RACE (52 of 164 remaining)
[2022-04-18 20:23:34,896 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err54ASSERT_VIOLATIONDATA_RACE (51 of 164 remaining)
[2022-04-18 20:23:34,896 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (50 of 164 remaining)
[2022-04-18 20:23:34,896 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err40ASSERT_VIOLATIONDATA_RACE (49 of 164 remaining)
[2022-04-18 20:23:34,897 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err55ASSERT_VIOLATIONDATA_RACE (48 of 164 remaining)
[2022-04-18 20:23:34,897 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (47 of 164 remaining)
[2022-04-18 20:23:34,897 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err41ASSERT_VIOLATIONDATA_RACE (46 of 164 remaining)
[2022-04-18 20:23:34,897 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err62ASSERT_VIOLATIONDATA_RACE (45 of 164 remaining)
[2022-04-18 20:23:34,897 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err48ASSERT_VIOLATIONDATA_RACE (44 of 164 remaining)
[2022-04-18 20:23:34,897 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err63ASSERT_VIOLATIONDATA_RACE (43 of 164 remaining)
[2022-04-18 20:23:34,898 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err49ASSERT_VIOLATIONDATA_RACE (42 of 164 remaining)
[2022-04-18 20:23:34,898 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err56ASSERT_VIOLATIONDATA_RACE (41 of 164 remaining)
[2022-04-18 20:23:34,898 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (40 of 164 remaining)
[2022-04-18 20:23:34,898 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err42ASSERT_VIOLATIONDATA_RACE (39 of 164 remaining)
[2022-04-18 20:23:34,898 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err57ASSERT_VIOLATIONDATA_RACE (38 of 164 remaining)
[2022-04-18 20:23:34,898 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err64ASSERT_VIOLATIONDATA_RACE (37 of 164 remaining)
[2022-04-18 20:23:34,899 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err50ASSERT_VIOLATIONDATA_RACE (36 of 164 remaining)
[2022-04-18 20:23:34,899 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err65ASSERT_VIOLATIONDATA_RACE (35 of 164 remaining)
[2022-04-18 20:23:34,899 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (34 of 164 remaining)
[2022-04-18 20:23:34,899 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err43ASSERT_VIOLATIONDATA_RACE (33 of 164 remaining)
[2022-04-18 20:23:34,899 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err58ASSERT_VIOLATIONDATA_RACE (32 of 164 remaining)
[2022-04-18 20:23:34,900 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err51ASSERT_VIOLATIONDATA_RACE (31 of 164 remaining)
[2022-04-18 20:23:34,900 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err66ASSERT_VIOLATIONDATA_RACE (30 of 164 remaining)
[2022-04-18 20:23:34,900 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err59ASSERT_VIOLATIONDATA_RACE (29 of 164 remaining)
[2022-04-18 20:23:34,900 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (28 of 164 remaining)
[2022-04-18 20:23:34,900 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err67ASSERT_VIOLATIONDATA_RACE (27 of 164 remaining)
[2022-04-18 20:23:34,900 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (26 of 164 remaining)
[2022-04-18 20:23:34,901 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (25 of 164 remaining)
[2022-04-18 20:23:34,901 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (24 of 164 remaining)
[2022-04-18 20:23:34,901 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (23 of 164 remaining)
[2022-04-18 20:23:34,901 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (22 of 164 remaining)
[2022-04-18 20:23:34,901 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (21 of 164 remaining)
[2022-04-18 20:23:34,901 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (20 of 164 remaining)
[2022-04-18 20:23:34,902 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (19 of 164 remaining)
[2022-04-18 20:23:34,902 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (18 of 164 remaining)
[2022-04-18 20:23:34,902 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (17 of 164 remaining)
[2022-04-18 20:23:34,902 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (16 of 164 remaining)
[2022-04-18 20:23:34,902 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (15 of 164 remaining)
[2022-04-18 20:23:34,902 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (14 of 164 remaining)
[2022-04-18 20:23:34,903 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (13 of 164 remaining)
[2022-04-18 20:23:34,903 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (12 of 164 remaining)
[2022-04-18 20:23:34,903 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (11 of 164 remaining)
[2022-04-18 20:23:34,903 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (10 of 164 remaining)
[2022-04-18 20:23:34,903 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (9 of 164 remaining)
[2022-04-18 20:23:34,903 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (8 of 164 remaining)
[2022-04-18 20:23:34,904 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (7 of 164 remaining)
[2022-04-18 20:23:34,904 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (6 of 164 remaining)
[2022-04-18 20:23:34,904 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (5 of 164 remaining)
[2022-04-18 20:23:34,904 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (4 of 164 remaining)
[2022-04-18 20:23:34,904 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (3 of 164 remaining)
[2022-04-18 20:23:34,904 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (2 of 164 remaining)
[2022-04-18 20:23:34,905 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (1 of 164 remaining)
[2022-04-18 20:23:34,905 INFO  L788   garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (0 of 164 remaining)
[2022-04-18 20:23:34,905 WARN  L460      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2022-04-18 20:23:34,907 INFO  L719         BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1]
[2022-04-18 20:23:34,929 INFO  L227   ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2022-04-18 20:23:34,929 INFO  L177   ceAbstractionStarter]: Computing trace abstraction results
[2022-04-18 20:23:34,931 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.04 08:23:34 BasicIcfg
[2022-04-18 20:23:34,931 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2022-04-18 20:23:34,932 INFO  L113        PluginConnector]: ------------------------Witness Printer----------------------------
[2022-04-18 20:23:34,932 INFO  L271        PluginConnector]: Initializing Witness Printer...
[2022-04-18 20:23:34,932 INFO  L275        PluginConnector]: Witness Printer initialized
[2022-04-18 20:23:34,932 INFO  L185        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 08:23:16" (3/4) ...
[2022-04-18 20:23:34,934 INFO  L137         WitnessPrinter]: Generating witness for correct program
[2022-04-18 20:23:34,937 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure thread1
[2022-04-18 20:23:34,937 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure thread2
[2022-04-18 20:23:34,940 INFO  L910   BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges
[2022-04-18 20:23:34,940 INFO  L910   BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges
[2022-04-18 20:23:34,941 INFO  L910   BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges
[2022-04-18 20:23:34,941 INFO  L910   BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2022-04-18 20:23:34,964 INFO  L141         WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/witness.graphml
[2022-04-18 20:23:34,964 INFO  L132        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2022-04-18 20:23:34,965 INFO  L158              Benchmark]: Toolchain (without parser) took 19793.95ms. Allocated memory was 109.1MB in the beginning and 719.3MB in the end (delta: 610.3MB). Free memory was 78.3MB in the beginning and 529.7MB in the end (delta: -451.4MB). Peak memory consumption was 159.3MB. Max. memory is 16.1GB.
[2022-04-18 20:23:34,965 INFO  L158              Benchmark]: CDTParser took 0.16ms. Allocated memory is still 109.1MB. Free memory is still 63.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2022-04-18 20:23:34,965 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 218.16ms. Allocated memory is still 109.1MB. Free memory was 78.1MB in the beginning and 80.7MB in the end (delta: -2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2022-04-18 20:23:34,965 INFO  L158              Benchmark]: Boogie Procedure Inliner took 65.21ms. Allocated memory is still 109.1MB. Free memory was 80.7MB in the beginning and 76.9MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2022-04-18 20:23:34,966 INFO  L158              Benchmark]: Boogie Preprocessor took 46.69ms. Allocated memory is still 109.1MB. Free memory was 76.9MB in the beginning and 73.7MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2022-04-18 20:23:34,966 INFO  L158              Benchmark]: RCFGBuilder took 812.74ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 73.7MB in the beginning and 92.3MB in the end (delta: -18.6MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB.
[2022-04-18 20:23:34,966 INFO  L158              Benchmark]: TraceAbstraction took 18611.29ms. Allocated memory was 132.1MB in the beginning and 719.3MB in the end (delta: 587.2MB). Free memory was 92.0MB in the beginning and 532.9MB in the end (delta: -440.9MB). Peak memory consumption was 360.1MB. Max. memory is 16.1GB.
[2022-04-18 20:23:34,966 INFO  L158              Benchmark]: Witness Printer took 32.82ms. Allocated memory is still 719.3MB. Free memory was 532.9MB in the beginning and 529.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2022-04-18 20:23:34,968 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.16ms. Allocated memory is still 109.1MB. Free memory is still 63.3MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 218.16ms. Allocated memory is still 109.1MB. Free memory was 78.1MB in the beginning and 80.7MB in the end (delta: -2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 65.21ms. Allocated memory is still 109.1MB. Free memory was 80.7MB in the beginning and 76.9MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 46.69ms. Allocated memory is still 109.1MB. Free memory was 76.9MB in the beginning and 73.7MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * RCFGBuilder took 812.74ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 73.7MB in the beginning and 92.3MB in the end (delta: -18.6MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB.
 * TraceAbstraction took 18611.29ms. Allocated memory was 132.1MB in the beginning and 719.3MB in the end (delta: 587.2MB). Free memory was 92.0MB in the beginning and 532.9MB in the end (delta: -440.9MB). Peak memory consumption was 360.1MB. Max. memory is 16.1GB.
 * Witness Printer took 32.82ms. Allocated memory is still 719.3MB. Free memory was 532.9MB in the beginning and 529.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: PetriNetLargeBlockEncoding benchmarks
    Lipton Reduction Statistics: ReductionTime: 13.2s, 616 PlacesBefore, 190 PlacesAfterwards, 643 TransitionsBefore, 202 TransitionsAfterwards, 64116 CoEnabledTransitionPairs, 12 FixpointIterations, 134 TrivialSequentialCompositions, 612 ConcurrentSequentialCompositions, 16 TrivialYvCompositions, 75 ConcurrentYvCompositions, 15 ChoiceCompositions, 852 TotalNumberOfCompositions, 223457 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 99900, positive: 97847, positive conditional: 0, positive unconditional: 97847, negative: 2053, negative conditional: 0, negative unconditional: 2053, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 49631, positive: 49251, positive conditional: 0, positive unconditional: 49251, negative: 380, negative conditional: 0, negative unconditional: 380, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 49631, positive: 46452, positive conditional: 0, positive unconditional: 46452, negative: 3179, negative conditional: 0, negative unconditional: 3179, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3179, positive: 2799, positive conditional: 0, positive unconditional: 2799, negative: 380, negative conditional: 0, negative unconditional: 380, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2860, positive: 2330, positive conditional: 0, positive unconditional: 2330, negative: 531, negative conditional: 0, negative unconditional: 531, unknown: 0, unknown conditional: 0, unknown unconditional: 0]  ], Cache Queries: [ total: 99900, positive: 48596, positive conditional: 0, positive unconditional: 48596, negative: 1673, negative conditional: 0, negative unconditional: 1673, unknown: 49631, unknown conditional: 0, unknown unconditional: 49631] , Statistics on independence cache: Total cache size (in pairs): 5054, Positive cache size: 4873, Positive conditional cache size: 0, Positive unconditional cache size: 4873, Negative cache size: 181, Negative conditional cache size: 0, Negative unconditional cache size: 181
  - 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
  - PositiveResult [Line: 49]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 50]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 50]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 50]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 51]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 51]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 51]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 51]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 59]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 76]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 60]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 77]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 81]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 82]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 86]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 60]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 77]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 60]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 77]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 87]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 91]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 82]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 82]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 92]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 87]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 61]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 78]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 87]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 61]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 78]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 92]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 83]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 92]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 83]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 88]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 61]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 78]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 88]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 93]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 83]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 93]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 61]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 78]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 88]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 83]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 93]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 88]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 63]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 93]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 63]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 63]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 64]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 64]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 64]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 64]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 66]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 66]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 66]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 67]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 67]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 67]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 67]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 69]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 69]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 69]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 70]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 70]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 70]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 70]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 72]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 72]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 72]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 73]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 73]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 73]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 73]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 103]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 104]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 105]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 106]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 106]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 126]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 111]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 112]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 114]: there are no data races
    For all program executions holds that there are no data races at this location
  - PositiveResult [Line: 114]: there are no data races
    For all program executions holds that there are no data races at this location
  - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
    CFG has 5 procedures, 1074 locations, 164 error locations. Started 1 CEGAR loops. OverallTime: 18.5s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 13.7s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 599 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 599 mSDsluCounter, 632 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 592 mSDsCounter, 574 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2544 IncrementalHoareTripleChecker+Invalid, 3118 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 574 mSolverCounterUnsat, 452 mSDtfsCounter, 2544 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19897occurred in iteration=0, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 713 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 87 NumberOfCodeBlocks, 87 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 79 ConstructedInterpolants, 0 QuantifiedInterpolants, 319 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 5/5 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
  - AllSpecificationsHoldResult: All specifications hold
    86 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2022-04-18 20:23:35,005 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/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
Result:
TRUE