./Ultimate.py --spec /storage/repos/ultimate/trunk/examples/svcomp/properties/no-data-race.prp --file /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_20-publish-regression_true.i --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/goblint-regression/13-privatized_20-publish-regression_true.i -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 bdbcb1f6d336419408bc21eb9ac3a89d4566c9a0348f626a712e605b31e52535
--- Real Ultimate output ---
This is Ultimate 0.2.2-dev-efd9311-m
[2022-04-18 18:41:36,697 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2022-04-18 18:41:36,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2022-04-18 18:41:36,726 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-04-18 18:41:36,726 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-04-18 18:41:36,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-04-18 18:41:36,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-04-18 18:41:36,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2022-04-18 18:41:36,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-04-18 18:41:36,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-04-18 18:41:36,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2022-04-18 18:41:36,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-04-18 18:41:36,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-04-18 18:41:36,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-04-18 18:41:36,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-04-18 18:41:36,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-04-18 18:41:36,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-04-18 18:41:36,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-04-18 18:41:36,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-04-18 18:41:36,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2022-04-18 18:41:36,755 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values
[2022-04-18 18:41:36,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-04-18 18:41:36,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-04-18 18:41:36,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2022-04-18 18:41:36,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-04-18 18:41:36,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2022-04-18 18:41:36,762 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2022-04-18 18:41:36,762 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-04-18 18:41:36,763 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-04-18 18:41:36,763 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-04-18 18:41:36,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-04-18 18:41:36,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-04-18 18:41:36,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-04-18 18:41:36,766 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-04-18 18:41:36,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2022-04-18 18:41:36,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-04-18 18:41:36,767 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2022-04-18 18:41:36,768 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2022-04-18 18:41:36,768 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2022-04-18 18:41:36,768 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2022-04-18 18:41:36,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2022-04-18 18:41:36,770 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2022-04-18 18:41:36,771 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/config/svcomp-DataRace-32bit-Taipan_Default.epf
[2022-04-18 18:41:36,797 INFO L113 SettingsManager]: Loading preferences was successful
[2022-04-18 18:41:36,799 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2022-04-18 18:41:36,799 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-04-18 18:41:36,799 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-04-18 18:41:36,800 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-04-18 18:41:36,800 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-04-18 18:41:36,800 INFO L138 SettingsManager]: * User list type=DISABLED
[2022-04-18 18:41:36,800 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2022-04-18 18:41:36,800 INFO L138 SettingsManager]: * Explicit value domain=true
[2022-04-18 18:41:36,801 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain
[2022-04-18 18:41:36,801 INFO L138 SettingsManager]: * Octagon Domain=false
[2022-04-18 18:41:36,801 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain
[2022-04-18 18:41:36,801 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true
[2022-04-18 18:41:36,802 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true
[2022-04-18 18:41:36,802 INFO L138 SettingsManager]: * Interval Domain=false
[2022-04-18 18:41:36,802 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults:
[2022-04-18 18:41:36,802 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer
[2022-04-18 18:41:36,802 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC
[2022-04-18 18:41:36,803 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-04-18 18:41:36,803 INFO L138 SettingsManager]: * sizeof long=4
[2022-04-18 18:41:36,804 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2022-04-18 18:41:36,804 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2022-04-18 18:41:36,804 INFO L138 SettingsManager]: * sizeof POINTER=4
[2022-04-18 18:41:36,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2022-04-18 18:41:36,804 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2022-04-18 18:41:36,804 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-04-18 18:41:36,805 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2022-04-18 18:41:36,805 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true
[2022-04-18 18:41:36,805 INFO L138 SettingsManager]: * sizeof long double=12
[2022-04-18 18:41:36,805 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2022-04-18 18:41:36,805 INFO L138 SettingsManager]: * Use constant arrays=true
[2022-04-18 18:41:36,805 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2022-04-18 18:41:36,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-04-18 18:41:36,806 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2022-04-18 18:41:36,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-04-18 18:41:36,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-04-18 18:41:36,806 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2022-04-18 18:41:36,806 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-04-18 18:41:36,806 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN
[2022-04-18 18:41:36,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-04-18 18:41:36,807 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-04-18 18:41:36,807 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2022-04-18 18:41:36,807 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2022-04-18 18:41:36,807 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UTaipan-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bdbcb1f6d336419408bc21eb9ac3a89d4566c9a0348f626a712e605b31e52535
[2022-04-18 18:41:37,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2022-04-18 18:41:37,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-04-18 18:41:37,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-04-18 18:41:37,037 INFO L271 PluginConnector]: Initializing CDTParser...
[2022-04-18 18:41:37,037 INFO L275 PluginConnector]: CDTParser initialized
[2022-04-18 18:41:37,038 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_20-publish-regression_true.i
[2022-04-18 18:41:37,083 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/a6385ba8a/61f83192ab6f4bc68fdacde01b1a1e11/FLAG752f90a4c
[2022-04-18 18:41:37,487 INFO L306 CDTParser]: Found 1 translation units.
[2022-04-18 18:41:37,491 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_20-publish-regression_true.i
[2022-04-18 18:41:37,507 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/a6385ba8a/61f83192ab6f4bc68fdacde01b1a1e11/FLAG752f90a4c
[2022-04-18 18:41:37,835 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/a6385ba8a/61f83192ab6f4bc68fdacde01b1a1e11
[2022-04-18 18:41:37,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-04-18 18:41:37,840 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2022-04-18 18:41:37,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-04-18 18:41:37,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-04-18 18:41:37,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2022-04-18 18:41:37,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 06:41:37" (1/1) ...
[2022-04-18 18:41:37,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3425fd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:41:37, skipping insertion in model container
[2022-04-18 18:41:37,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 06:41:37" (1/1) ...
[2022-04-18 18:41:37,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2022-04-18 18:41:37,873 INFO L178 MainTranslator]: Built tables and reachable declarations
[2022-04-18 18:41:37,995 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_20-publish-regression_true.i[1095,1108]
[2022-04-18 18:41:38,124 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-04-18 18:41:38,134 INFO L203 MainTranslator]: Completed pre-run
[2022-04-18 18:41:38,143 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_20-publish-regression_true.i[1095,1108]
[2022-04-18 18:41:38,167 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-04-18 18:41:38,201 INFO L208 MainTranslator]: Completed translation
[2022-04-18 18:41:38,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:41:38 WrapperNode
[2022-04-18 18:41:38,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-04-18 18:41:38,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-04-18 18:41:38,203 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-04-18 18:41:38,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2022-04-18 18:41:38,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:41:38" (1/1) ...
[2022-04-18 18:41:38,231 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:41:38" (1/1) ...
[2022-04-18 18:41:38,254 INFO L137 Inliner]: procedures = 162, calls = 31, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 94
[2022-04-18 18:41:38,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-04-18 18:41:38,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-04-18 18:41:38,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2022-04-18 18:41:38,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2022-04-18 18:41:38,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:41:38" (1/1) ...
[2022-04-18 18:41:38,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:41:38" (1/1) ...
[2022-04-18 18:41:38,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:41:38" (1/1) ...
[2022-04-18 18:41:38,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:41:38" (1/1) ...
[2022-04-18 18:41:38,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:41:38" (1/1) ...
[2022-04-18 18:41:38,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:41:38" (1/1) ...
[2022-04-18 18:41:38,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:41:38" (1/1) ...
[2022-04-18 18:41:38,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-04-18 18:41:38,299 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-04-18 18:41:38,299 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2022-04-18 18:41:38,299 INFO L275 PluginConnector]: RCFGBuilder initialized
[2022-04-18 18:41:38,300 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:41:38" (1/1) ...
[2022-04-18 18:41:38,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-04-18 18:41:38,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3
[2022-04-18 18:41:38,343 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 18:41:38,359 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 18:41:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2022-04-18 18:41:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2022-04-18 18:41:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock
[2022-04-18 18:41:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-04-18 18:41:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2022-04-18 18:41:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun
[2022-04-18 18:41:38,370 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun
[2022-04-18 18:41:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2022-04-18 18:41:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2022-04-18 18:41:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-04-18 18:41:38,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-04-18 18:41:38,372 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 18:41:38,457 INFO L234 CfgBuilder]: Building ICFG
[2022-04-18 18:41:38,458 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2022-04-18 18:41:38,691 INFO L275 CfgBuilder]: Performing block encoding
[2022-04-18 18:41:38,697 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-04-18 18:41:38,697 INFO L299 CfgBuilder]: Removed 0 assume(true) statements.
[2022-04-18 18:41:38,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 06:41:38 BoogieIcfgContainer
[2022-04-18 18:41:38,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-04-18 18:41:38,699 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-04-18 18:41:38,699 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2022-04-18 18:41:38,706 INFO L275 PluginConnector]: TraceAbstraction initialized
[2022-04-18 18:41:38,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.04 06:41:37" (1/3) ...
[2022-04-18 18:41:38,708 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4987eb33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 06:41:38, skipping insertion in model container
[2022-04-18 18:41:38,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:41:38" (2/3) ...
[2022-04-18 18:41:38,708 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4987eb33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 06:41:38, skipping insertion in model container
[2022-04-18 18:41:38,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 06:41:38" (3/3) ...
[2022-04-18 18:41:38,709 INFO L111 eAbstractionObserver]: Analyzing ICFG 13-privatized_20-publish-regression_true.i
[2022-04-18 18:41:38,713 WARN L147 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2022-04-18 18:41:38,713 INFO L202 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2022-04-18 18:41:38,714 INFO L161 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations.
[2022-04-18 18:41:38,714 INFO L504 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2022-04-18 18:41:38,798 INFO L135 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions.
[2022-04-18 18:41:38,840 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2022-04-18 18:41:38,845 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 18:41:38,845 INFO L341 AbstractCegarLoop]: Starting to check reachability of 10 error locations.
[2022-04-18 18:41:38,855 INFO L116 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation.
[2022-04-18 18:41:38,872 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 114 places, 113 transitions, 234 flow
[2022-04-18 18:41:38,878 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 114 places, 113 transitions, 234 flow
[2022-04-18 18:41:38,879 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 114 places, 113 transitions, 234 flow
[2022-04-18 18:41:38,944 INFO L129 PetriNetUnfolder]: 3/112 cut-off events.
[2022-04-18 18:41:38,945 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES.
[2022-04-18 18:41:38,949 INFO L84 FinitePrefix]: Finished finitePrefix Result has 117 conditions, 112 events. 3/112 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 70 event pairs, 0 based on Foata normal form. 0/103 useless extension candidates. Maximal degree in co-relation 60. Up to 2 conditions per place.
[2022-04-18 18:41:38,953 INFO L116 LiptonReduction]: Number of co-enabled transitions 1728
[2022-04-18 18:41:41,888 INFO L131 LiptonReduction]: Checked pairs total: 7468
[2022-04-18 18:41:41,888 INFO L133 LiptonReduction]: Total number of compositions: 122
[2022-04-18 18:41:41,897 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 33 places, 30 transitions, 68 flow
[2022-04-18 18:41:41,926 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 136 states, 123 states have (on average 2.048780487804878) internal successors, (252), 135 states have internal predecessors, (252), 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 18:41:41,929 INFO L276 IsEmpty]: Start isEmpty. Operand has 136 states, 123 states have (on average 2.048780487804878) internal successors, (252), 135 states have internal predecessors, (252), 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 18:41:41,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2
[2022-04-18 18:41:41,932 INFO L491 BasicCegarLoop]: Found error trace
[2022-04-18 18:41:41,932 INFO L499 BasicCegarLoop]: trace histogram [1]
[2022-04-18 18:41:41,933 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 7 more)] ===
[2022-04-18 18:41:41,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-04-18 18:41:41,937 INFO L85 PathProgramCache]: Analyzing trace with hash 420, now seen corresponding path program 1 times
[2022-04-18 18:41:41,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2022-04-18 18:41:41,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663231874]
[2022-04-18 18:41:41,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-18 18:41:41,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-18 18:41:42,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-18 18:41:42,033 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 18:41:42,034 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace
[2022-04-18 18:41:42,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663231874]
[2022-04-18 18:41:42,035 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663231874] provided 1 perfect and 0 imperfect interpolant sequences
[2022-04-18 18:41:42,035 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-04-18 18:41:42,035 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0
[2022-04-18 18:41:42,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745563439]
[2022-04-18 18:41:42,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-04-18 18:41:42,039 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2022-04-18 18:41:42,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN
[2022-04-18 18:41:42,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2022-04-18 18:41:42,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2022-04-18 18:41:42,058 INFO L87 Difference]: Start difference. First operand has 136 states, 123 states have (on average 2.048780487804878) internal successors, (252), 135 states have internal predecessors, (252), 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 18:41:42,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-18 18:41:42,090 INFO L93 Difference]: Finished difference Result 111 states and 197 transitions.
[2022-04-18 18:41:42,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-04-18 18:41:42,092 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 18:41:42,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-18 18:41:42,099 INFO L225 Difference]: With dead ends: 111
[2022-04-18 18:41:42,099 INFO L226 Difference]: Without dead ends: 105
[2022-04-18 18:41:42,099 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 18:41:42,102 INFO L913 BasicCegarLoop]: 9 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-04-18 18:41:42,103 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 9 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-04-18 18:41:42,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states.
[2022-04-18 18:41:42,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105.
[2022-04-18 18:41:42,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 100 states have (on average 1.85) internal successors, (185), 104 states have internal predecessors, (185), 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 18:41:42,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 185 transitions.
[2022-04-18 18:41:42,138 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 185 transitions. Word has length 1
[2022-04-18 18:41:42,138 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-04-18 18:41:42,138 INFO L478 AbstractCegarLoop]: Abstraction has 105 states and 185 transitions.
[2022-04-18 18:41:42,138 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 18:41:42,139 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 185 transitions.
[2022-04-18 18:41:42,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2022-04-18 18:41:42,139 INFO L491 BasicCegarLoop]: Found error trace
[2022-04-18 18:41:42,139 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1]
[2022-04-18 18:41:42,140 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-04-18 18:41:42,140 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 7 more)] ===
[2022-04-18 18:41:42,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-04-18 18:41:42,143 INFO L85 PathProgramCache]: Analyzing trace with hash 397424953, now seen corresponding path program 1 times
[2022-04-18 18:41:42,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2022-04-18 18:41:42,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811059931]
[2022-04-18 18:41:42,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-18 18:41:42,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-18 18:41:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-18 18:41:42,248 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 18:41:42,248 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace
[2022-04-18 18:41:42,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811059931]
[2022-04-18 18:41:42,250 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811059931] provided 1 perfect and 0 imperfect interpolant sequences
[2022-04-18 18:41:42,250 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-04-18 18:41:42,250 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-04-18 18:41:42,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538939419]
[2022-04-18 18:41:42,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-04-18 18:41:42,252 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-04-18 18:41:42,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN
[2022-04-18 18:41:42,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-04-18 18:41:42,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-04-18 18:41:42,258 INFO L87 Difference]: Start difference. First operand 105 states and 185 transitions. Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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 18:41:42,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-18 18:41:42,303 INFO L93 Difference]: Finished difference Result 132 states and 223 transitions.
[2022-04-18 18:41:42,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-04-18 18:41:42,304 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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 5
[2022-04-18 18:41:42,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-18 18:41:42,306 INFO L225 Difference]: With dead ends: 132
[2022-04-18 18:41:42,307 INFO L226 Difference]: Without dead ends: 123
[2022-04-18 18:41:42,307 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 18:41:42,308 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 17 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-04-18 18:41:42,309 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 13 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-04-18 18:41:42,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states.
[2022-04-18 18:41:42,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 102.
[2022-04-18 18:41:42,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 97 states have (on average 1.8144329896907216) internal successors, (176), 101 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-04-18 18:41:42,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 176 transitions.
[2022-04-18 18:41:42,324 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 176 transitions. Word has length 5
[2022-04-18 18:41:42,324 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-04-18 18:41:42,324 INFO L478 AbstractCegarLoop]: Abstraction has 102 states and 176 transitions.
[2022-04-18 18:41:42,325 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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 18:41:42,325 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 176 transitions.
[2022-04-18 18:41:42,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2022-04-18 18:41:42,325 INFO L491 BasicCegarLoop]: Found error trace
[2022-04-18 18:41:42,325 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2022-04-18 18:41:42,325 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2022-04-18 18:41:42,326 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 7 more)] ===
[2022-04-18 18:41:42,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-04-18 18:41:42,326 INFO L85 PathProgramCache]: Analyzing trace with hash -337065959, now seen corresponding path program 1 times
[2022-04-18 18:41:42,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2022-04-18 18:41:42,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613065455]
[2022-04-18 18:41:42,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-18 18:41:42,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-18 18:41:42,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-18 18:41:42,375 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 18:41:42,376 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace
[2022-04-18 18:41:42,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613065455]
[2022-04-18 18:41:42,377 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613065455] provided 1 perfect and 0 imperfect interpolant sequences
[2022-04-18 18:41:42,378 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-04-18 18:41:42,378 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-04-18 18:41:42,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313121826]
[2022-04-18 18:41:42,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-04-18 18:41:42,378 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-04-18 18:41:42,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN
[2022-04-18 18:41:42,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-04-18 18:41:42,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-04-18 18:41:42,379 INFO L87 Difference]: Start difference. First operand 102 states and 176 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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 18:41:42,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-18 18:41:42,408 INFO L93 Difference]: Finished difference Result 105 states and 180 transitions.
[2022-04-18 18:41:42,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-04-18 18:41:42,409 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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 7
[2022-04-18 18:41:42,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-18 18:41:42,410 INFO L225 Difference]: With dead ends: 105
[2022-04-18 18:41:42,410 INFO L226 Difference]: Without dead ends: 105
[2022-04-18 18:41:42,410 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 18:41:42,411 INFO L913 BasicCegarLoop]: 8 mSDtfsCounter, 6 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-04-18 18:41:42,411 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 10 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-04-18 18:41:42,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states.
[2022-04-18 18:41:42,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 101.
[2022-04-18 18:41:42,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 97 states have (on average 1.7835051546391754) internal successors, (173), 100 states have internal predecessors, (173), 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 18:41:42,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 173 transitions.
[2022-04-18 18:41:42,416 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 173 transitions. Word has length 7
[2022-04-18 18:41:42,416 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-04-18 18:41:42,416 INFO L478 AbstractCegarLoop]: Abstraction has 101 states and 173 transitions.
[2022-04-18 18:41:42,416 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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 18:41:42,416 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 173 transitions.
[2022-04-18 18:41:42,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2022-04-18 18:41:42,417 INFO L491 BasicCegarLoop]: Found error trace
[2022-04-18 18:41:42,417 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-04-18 18:41:42,417 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2022-04-18 18:41:42,417 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 7 more)] ===
[2022-04-18 18:41:42,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-04-18 18:41:42,417 INFO L85 PathProgramCache]: Analyzing trace with hash -254838966, now seen corresponding path program 1 times
[2022-04-18 18:41:42,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2022-04-18 18:41:42,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096166442]
[2022-04-18 18:41:42,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-18 18:41:42,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-18 18:41:42,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-18 18:41:42,476 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 18:41:42,477 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace
[2022-04-18 18:41:42,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096166442]
[2022-04-18 18:41:42,477 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096166442] provided 1 perfect and 0 imperfect interpolant sequences
[2022-04-18 18:41:42,477 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-04-18 18:41:42,477 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-04-18 18:41:42,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240443681]
[2022-04-18 18:41:42,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-04-18 18:41:42,478 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-04-18 18:41:42,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN
[2022-04-18 18:41:42,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-04-18 18:41:42,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-04-18 18:41:42,478 INFO L87 Difference]: Start difference. First operand 101 states and 173 transitions. Second operand has 3 states, 3 states have (on average 3.0) 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 18:41:42,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-18 18:41:42,498 INFO L93 Difference]: Finished difference Result 64 states and 94 transitions.
[2022-04-18 18:41:42,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-04-18 18:41:42,499 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) 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 18:41:42,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-18 18:41:42,499 INFO L225 Difference]: With dead ends: 64
[2022-04-18 18:41:42,499 INFO L226 Difference]: Without dead ends: 64
[2022-04-18 18:41:42,500 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 18:41:42,500 INFO L913 BasicCegarLoop]: 9 mSDtfsCounter, 11 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-04-18 18:41:42,500 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 12 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-04-18 18:41:42,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states.
[2022-04-18 18:41:42,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64.
[2022-04-18 18:41:42,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 61 states have (on average 1.540983606557377) internal successors, (94), 63 states have internal predecessors, (94), 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 18:41:42,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 94 transitions.
[2022-04-18 18:41:42,503 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 94 transitions. Word has length 9
[2022-04-18 18:41:42,503 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-04-18 18:41:42,503 INFO L478 AbstractCegarLoop]: Abstraction has 64 states and 94 transitions.
[2022-04-18 18:41:42,503 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) 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 18:41:42,503 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 94 transitions.
[2022-04-18 18:41:42,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2022-04-18 18:41:42,504 INFO L491 BasicCegarLoop]: Found error trace
[2022-04-18 18:41:42,504 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-04-18 18:41:42,504 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2022-04-18 18:41:42,504 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 7 more)] ===
[2022-04-18 18:41:42,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-04-18 18:41:42,504 INFO L85 PathProgramCache]: Analyzing trace with hash -955809965, now seen corresponding path program 1 times
[2022-04-18 18:41:42,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2022-04-18 18:41:42,505 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621970773]
[2022-04-18 18:41:42,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-18 18:41:42,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-18 18:41:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-18 18:41:42,526 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 18:41:42,526 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace
[2022-04-18 18:41:42,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621970773]
[2022-04-18 18:41:42,526 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621970773] provided 1 perfect and 0 imperfect interpolant sequences
[2022-04-18 18:41:42,527 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-04-18 18:41:42,527 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-04-18 18:41:42,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078967691]
[2022-04-18 18:41:42,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-04-18 18:41:42,527 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-04-18 18:41:42,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN
[2022-04-18 18:41:42,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-04-18 18:41:42,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-04-18 18:41:42,528 INFO L87 Difference]: Start difference. First operand 64 states and 94 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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 18:41:42,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-18 18:41:42,567 INFO L93 Difference]: Finished difference Result 63 states and 88 transitions.
[2022-04-18 18:41:42,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-04-18 18:41:42,567 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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 13
[2022-04-18 18:41:42,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-18 18:41:42,568 INFO L225 Difference]: With dead ends: 63
[2022-04-18 18:41:42,568 INFO L226 Difference]: Without dead ends: 38
[2022-04-18 18:41:42,568 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 18:41:42,568 INFO L913 BasicCegarLoop]: 8 mSDtfsCounter, 5 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-04-18 18:41:42,569 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 10 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-04-18 18:41:42,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states.
[2022-04-18 18:41:42,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38.
[2022-04-18 18:41:42,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 37 states have internal predecessors, (50), 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 18:41:42,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 50 transitions.
[2022-04-18 18:41:42,571 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 50 transitions. Word has length 13
[2022-04-18 18:41:42,571 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-04-18 18:41:42,571 INFO L478 AbstractCegarLoop]: Abstraction has 38 states and 50 transitions.
[2022-04-18 18:41:42,571 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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 18:41:42,571 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 50 transitions.
[2022-04-18 18:41:42,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2022-04-18 18:41:42,571 INFO L491 BasicCegarLoop]: Found error trace
[2022-04-18 18:41:42,572 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-04-18 18:41:42,572 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2022-04-18 18:41:42,572 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 7 more)] ===
[2022-04-18 18:41:42,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-04-18 18:41:42,572 INFO L85 PathProgramCache]: Analyzing trace with hash -188536081, now seen corresponding path program 1 times
[2022-04-18 18:41:42,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2022-04-18 18:41:42,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358232898]
[2022-04-18 18:41:42,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-18 18:41:42,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-18 18:41:42,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-18 18:41:42,655 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 18:41:42,655 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace
[2022-04-18 18:41:42,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358232898]
[2022-04-18 18:41:42,655 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358232898] provided 1 perfect and 0 imperfect interpolant sequences
[2022-04-18 18:41:42,655 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-04-18 18:41:42,655 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-04-18 18:41:42,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460520212]
[2022-04-18 18:41:42,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-04-18 18:41:42,656 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2022-04-18 18:41:42,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN
[2022-04-18 18:41:42,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2022-04-18 18:41:42,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2022-04-18 18:41:42,657 INFO L87 Difference]: Start difference. First operand 38 states and 50 transitions. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 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 18:41:42,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-18 18:41:42,666 INFO L93 Difference]: Finished difference Result 13 states and 12 transitions.
[2022-04-18 18:41:42,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2022-04-18 18:41:42,667 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 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 15
[2022-04-18 18:41:42,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-18 18:41:42,667 INFO L225 Difference]: With dead ends: 13
[2022-04-18 18:41:42,667 INFO L226 Difference]: Without dead ends: 0
[2022-04-18 18:41:42,667 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2022-04-18 18:41:42,668 INFO L913 BasicCegarLoop]: 3 mSDtfsCounter, 10 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 3 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-04-18 18:41:42,668 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 3 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-04-18 18:41:42,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2022-04-18 18:41:42,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2022-04-18 18:41:42,669 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 18:41:42,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2022-04-18 18:41:42,669 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15
[2022-04-18 18:41:42,669 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-04-18 18:41:42,669 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2022-04-18 18:41:42,669 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 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 18:41:42,669 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2022-04-18 18:41:42,670 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2022-04-18 18:41:42,671 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (9 of 10 remaining)
[2022-04-18 18:41:42,672 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (8 of 10 remaining)
[2022-04-18 18:41:42,672 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (7 of 10 remaining)
[2022-04-18 18:41:42,672 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 10 remaining)
[2022-04-18 18:41:42,672 INFO L788 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (5 of 10 remaining)
[2022-04-18 18:41:42,672 INFO L788 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (4 of 10 remaining)
[2022-04-18 18:41:42,672 INFO L788 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 10 remaining)
[2022-04-18 18:41:42,672 INFO L788 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (2 of 10 remaining)
[2022-04-18 18:41:42,673 INFO L788 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (1 of 10 remaining)
[2022-04-18 18:41:42,673 INFO L788 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (0 of 10 remaining)
[2022-04-18 18:41:42,673 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2022-04-18 18:41:42,674 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1]
[2022-04-18 18:41:42,676 INFO L227 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2022-04-18 18:41:42,677 INFO L177 ceAbstractionStarter]: Computing trace abstraction results
[2022-04-18 18:41:42,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.04 06:41:42 BasicIcfg
[2022-04-18 18:41:42,679 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2022-04-18 18:41:42,679 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2022-04-18 18:41:42,679 INFO L271 PluginConnector]: Initializing Witness Printer...
[2022-04-18 18:41:42,679 INFO L275 PluginConnector]: Witness Printer initialized
[2022-04-18 18:41:42,680 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 06:41:38" (3/4) ...
[2022-04-18 18:41:42,681 INFO L137 WitnessPrinter]: Generating witness for correct program
[2022-04-18 18:41:42,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun
[2022-04-18 18:41:42,687 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges
[2022-04-18 18:41:42,687 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges
[2022-04-18 18:41:42,688 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges
[2022-04-18 18:41:42,688 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2022-04-18 18:41:42,706 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/witness.graphml
[2022-04-18 18:41:42,706 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2022-04-18 18:41:42,707 INFO L158 Benchmark]: Toolchain (without parser) took 4866.44ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 75.8MB in the beginning and 54.0MB in the end (delta: 21.8MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB.
[2022-04-18 18:41:42,707 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 81.8MB. Free memory is still 44.9MB. There was no memory consumed. Max. memory is 16.1GB.
[2022-04-18 18:41:42,707 INFO L158 Benchmark]: CACSL2BoogieTranslator took 360.85ms. Allocated memory is still 111.1MB. Free memory was 75.6MB in the beginning and 76.8MB in the end (delta: -1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2022-04-18 18:41:42,707 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.37ms. Allocated memory is still 111.1MB. Free memory was 76.6MB in the beginning and 74.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2022-04-18 18:41:42,707 INFO L158 Benchmark]: Boogie Preprocessor took 43.75ms. Allocated memory is still 111.1MB. Free memory was 74.5MB in the beginning and 73.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2022-04-18 18:41:42,708 INFO L158 Benchmark]: RCFGBuilder took 399.02ms. Allocated memory is still 111.1MB. Free memory was 73.0MB in the beginning and 60.2MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2022-04-18 18:41:42,708 INFO L158 Benchmark]: TraceAbstraction took 3979.47ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 59.7MB in the beginning and 56.1MB in the end (delta: 3.6MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB.
[2022-04-18 18:41:42,708 INFO L158 Benchmark]: Witness Printer took 27.13ms. Allocated memory is still 138.4MB. Free memory was 56.1MB in the beginning and 54.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2022-04-18 18:41:42,709 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 81.8MB. Free memory is still 44.9MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 360.85ms. Allocated memory is still 111.1MB. Free memory was 75.6MB in the beginning and 76.8MB in the end (delta: -1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 51.37ms. Allocated memory is still 111.1MB. Free memory was 76.6MB in the beginning and 74.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 43.75ms. Allocated memory is still 111.1MB. Free memory was 74.5MB in the beginning and 73.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 399.02ms. Allocated memory is still 111.1MB. Free memory was 73.0MB in the beginning and 60.2MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* TraceAbstraction took 3979.47ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 59.7MB in the beginning and 56.1MB in the end (delta: 3.6MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB.
* Witness Printer took 27.13ms. Allocated memory is still 138.4MB. Free memory was 56.1MB in the beginning and 54.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: PetriNetLargeBlockEncoding benchmarks
Lipton Reduction Statistics: ReductionTime: 3.0s, 114 PlacesBefore, 33 PlacesAfterwards, 113 TransitionsBefore, 30 TransitionsAfterwards, 1728 CoEnabledTransitionPairs, 14 FixpointIterations, 51 TrivialSequentialCompositions, 57 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 8 ConcurrentYvCompositions, 2 ChoiceCompositions, 122 TotalNumberOfCompositions, 7468 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3838, positive: 3313, positive conditional: 0, positive unconditional: 3313, negative: 525, negative conditional: 0, negative unconditional: 525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1496, positive: 1420, positive conditional: 0, positive unconditional: 1420, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1496, positive: 1286, positive conditional: 0, positive unconditional: 1286, negative: 210, negative conditional: 0, negative unconditional: 210, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 210, positive: 134, positive conditional: 0, positive unconditional: 134, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 179, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 106, negative conditional: 0, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3838, positive: 1893, positive conditional: 0, positive unconditional: 1893, negative: 449, negative conditional: 0, negative unconditional: 449, unknown: 1496, unknown conditional: 0, unknown unconditional: 1496] , Statistics on independence cache: Total cache size (in pairs): 157, Positive cache size: 124, Positive conditional cache size: 0, Positive unconditional cache size: 124, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33
- 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: 698]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 701]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 703]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 687]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 690]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 691]: 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 3 procedures, 148 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 49 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 49 mSDsluCounter, 57 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 32 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 164 IncrementalHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 48 mSDtfsCounter, 164 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=136occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 25 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 44 ConstructedInterpolants, 0 QuantifiedInterpolants, 134 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
- AllSpecificationsHoldResult: All specifications hold
6 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2022-04-18 18:41:42,737 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