/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/pthread-atomic/peterson-b.i
--------------------------------------------------------------------------------
This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd
[2022-02-09 01:51:57,533 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2022-02-09 01:51:57,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2022-02-09 01:51:57,579 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-02-09 01:51:57,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-02-09 01:51:57,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-02-09 01:51:57,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-02-09 01:51:57,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2022-02-09 01:51:57,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-02-09 01:51:57,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-02-09 01:51:57,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2022-02-09 01:51:57,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-02-09 01:51:57,610 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-02-09 01:51:57,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-02-09 01:51:57,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-02-09 01:51:57,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-02-09 01:51:57,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-02-09 01:51:57,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-02-09 01:51:57,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-02-09 01:51:57,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2022-02-09 01:51:57,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-02-09 01:51:57,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-02-09 01:51:57,628 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2022-02-09 01:51:57,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-02-09 01:51:57,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2022-02-09 01:51:57,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2022-02-09 01:51:57,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-02-09 01:51:57,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-02-09 01:51:57,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-02-09 01:51:57,637 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-02-09 01:51:57,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-02-09 01:51:57,637 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-02-09 01:51:57,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-02-09 01:51:57,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2022-02-09 01:51:57,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-02-09 01:51:57,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2022-02-09 01:51:57,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2022-02-09 01:51:57,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2022-02-09 01:51:57,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2022-02-09 01:51:57,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2022-02-09 01:51:57,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2022-02-09 01:51:57,644 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf
[2022-02-09 01:51:57,678 INFO L113 SettingsManager]: Loading preferences was successful
[2022-02-09 01:51:57,678 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2022-02-09 01:51:57,678 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-02-09 01:51:57,679 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-02-09 01:51:57,679 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-02-09 01:51:57,680 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-02-09 01:51:57,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-02-09 01:51:57,680 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2022-02-09 01:51:57,680 INFO L138 SettingsManager]: * Use SBE=true
[2022-02-09 01:51:57,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-02-09 01:51:57,681 INFO L138 SettingsManager]: * sizeof long=4
[2022-02-09 01:51:57,681 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2022-02-09 01:51:57,682 INFO L138 SettingsManager]: * sizeof POINTER=4
[2022-02-09 01:51:57,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2022-02-09 01:51:57,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2022-02-09 01:51:57,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-02-09 01:51:57,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2022-02-09 01:51:57,682 INFO L138 SettingsManager]: * sizeof long double=12
[2022-02-09 01:51:57,682 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2022-02-09 01:51:57,682 INFO L138 SettingsManager]: * Use constant arrays=true
[2022-02-09 01:51:57,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2022-02-09 01:51:57,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-02-09 01:51:57,683 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2022-02-09 01:51:57,683 INFO L138 SettingsManager]: * To the following directory=./dump/
[2022-02-09 01:51:57,684 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2022-02-09 01:51:57,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-02-09 01:51:57,685 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-02-09 01:51:57,685 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2022-02-09 01:51:57,685 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-02-09 01:51:57,685 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2022-02-09 01:51:57,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-02-09 01:51:57,685 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF
[2022-02-09 01:51:57,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-02-09 01:51:57,686 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false
[2022-02-09 01:51:57,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2022-02-09 01:51:57,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-02-09 01:51:57,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-02-09 01:51:57,948 INFO L271 PluginConnector]: Initializing CDTParser...
[2022-02-09 01:51:57,949 INFO L275 PluginConnector]: CDTParser initialized
[2022-02-09 01:51:57,950 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/peterson-b.i
[2022-02-09 01:51:58,025 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b525fd70a/cc8086a75ecb403ebb16053ae6e4d773/FLAG5ce1f3df0
[2022-02-09 01:51:58,533 INFO L306 CDTParser]: Found 1 translation units.
[2022-02-09 01:51:58,534 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/peterson-b.i
[2022-02-09 01:51:58,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b525fd70a/cc8086a75ecb403ebb16053ae6e4d773/FLAG5ce1f3df0
[2022-02-09 01:51:58,859 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b525fd70a/cc8086a75ecb403ebb16053ae6e4d773
[2022-02-09 01:51:58,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-02-09 01:51:58,863 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2022-02-09 01:51:58,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-02-09 01:51:58,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-02-09 01:51:58,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2022-02-09 01:51:58,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 01:51:58" (1/1) ...
[2022-02-09 01:51:58,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e7f025a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:51:58, skipping insertion in model container
[2022-02-09 01:51:58,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 01:51:58" (1/1) ...
[2022-02-09 01:51:58,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2022-02-09 01:51:58,902 INFO L178 MainTranslator]: Built tables and reachable declarations
[2022-02-09 01:51:59,219 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/peterson-b.i[30010,30023]
[2022-02-09 01:51:59,223 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/peterson-b.i[30174,30187]
[2022-02-09 01:51:59,229 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-02-09 01:51:59,236 INFO L203 MainTranslator]: Completed pre-run
[2022-02-09 01:51:59,265 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/peterson-b.i[30010,30023]
[2022-02-09 01:51:59,267 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/peterson-b.i[30174,30187]
[2022-02-09 01:51:59,272 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-02-09 01:51:59,296 INFO L208 MainTranslator]: Completed translation
[2022-02-09 01:51:59,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:51:59 WrapperNode
[2022-02-09 01:51:59,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-02-09 01:51:59,298 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-02-09 01:51:59,298 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-02-09 01:51:59,298 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2022-02-09 01:51:59,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:51:59" (1/1) ...
[2022-02-09 01:51:59,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:51:59" (1/1) ...
[2022-02-09 01:51:59,366 INFO L137 Inliner]: procedures = 167, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 53
[2022-02-09 01:51:59,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-02-09 01:51:59,367 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-02-09 01:51:59,367 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2022-02-09 01:51:59,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2022-02-09 01:51:59,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:51:59" (1/1) ...
[2022-02-09 01:51:59,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:51:59" (1/1) ...
[2022-02-09 01:51:59,381 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:51:59" (1/1) ...
[2022-02-09 01:51:59,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:51:59" (1/1) ...
[2022-02-09 01:51:59,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:51:59" (1/1) ...
[2022-02-09 01:51:59,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:51:59" (1/1) ...
[2022-02-09 01:51:59,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:51:59" (1/1) ...
[2022-02-09 01:51:59,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-02-09 01:51:59,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-02-09 01:51:59,397 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2022-02-09 01:51:59,397 INFO L275 PluginConnector]: RCFGBuilder initialized
[2022-02-09 01:51:59,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:51:59" (1/1) ...
[2022-02-09 01:51:59,415 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-02-09 01:51:59,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-02-09 01:51:59,435 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2022-02-09 01:51:59,439 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2022-02-09 01:51:59,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2022-02-09 01:51:59,475 INFO L130 BoogieDeclarations]: Found specification of procedure thr2
[2022-02-09 01:51:59,475 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2
[2022-02-09 01:51:59,475 INFO L130 BoogieDeclarations]: Found specification of procedure thr1
[2022-02-09 01:51:59,475 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1
[2022-02-09 01:51:59,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2022-02-09 01:51:59,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-02-09 01:51:59,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2022-02-09 01:51:59,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2022-02-09 01:51:59,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2022-02-09 01:51:59,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-02-09 01:51:59,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-02-09 01:51:59,477 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2022-02-09 01:51:59,576 INFO L234 CfgBuilder]: Building ICFG
[2022-02-09 01:51:59,577 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2022-02-09 01:51:59,860 INFO L275 CfgBuilder]: Performing block encoding
[2022-02-09 01:51:59,870 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-02-09 01:51:59,870 INFO L299 CfgBuilder]: Removed 2 assume(true) statements.
[2022-02-09 01:51:59,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 01:51:59 BoogieIcfgContainer
[2022-02-09 01:51:59,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-02-09 01:51:59,874 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-02-09 01:51:59,874 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2022-02-09 01:51:59,879 INFO L275 PluginConnector]: TraceAbstraction initialized
[2022-02-09 01:51:59,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.02 01:51:58" (1/3) ...
[2022-02-09 01:51:59,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29f55957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 01:51:59, skipping insertion in model container
[2022-02-09 01:51:59,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:51:59" (2/3) ...
[2022-02-09 01:51:59,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29f55957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 01:51:59, skipping insertion in model container
[2022-02-09 01:51:59,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 01:51:59" (3/3) ...
[2022-02-09 01:51:59,882 INFO L111 eAbstractionObserver]: Analyzing ICFG peterson-b.i
[2022-02-09 01:51:59,886 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2022-02-09 01:51:59,886 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2022-02-09 01:51:59,887 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations.
[2022-02-09 01:51:59,887 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2022-02-09 01:51:59,950 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,950 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,950 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,951 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,951 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,951 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,951 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,951 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,952 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,952 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,952 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,953 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,953 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,953 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,953 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,953 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,954 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,954 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,954 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,954 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,954 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,955 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,955 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,955 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,956 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,956 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,956 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,957 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,957 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,957 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,957 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,958 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,960 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,961 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,961 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,961 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,962 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,962 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,962 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,963 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,963 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,963 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,963 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,963 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,963 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,964 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,964 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,964 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,967 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,967 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,967 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,967 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,968 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,968 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,969 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,969 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,970 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,970 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,970 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,970 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,970 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,970 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,971 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,971 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,971 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,971 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,971 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,971 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,973 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,973 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,973 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,973 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,973 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,973 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,974 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,974 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,974 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,975 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,975 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,975 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,975 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,975 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,976 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,976 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,976 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,976 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,977 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,978 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,979 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,980 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,980 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,984 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,984 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,984 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,985 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,985 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,985 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,985 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,986 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,986 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,987 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,987 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,987 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,987 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,988 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,988 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,988 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,988 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,988 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,989 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,989 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,989 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,989 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,989 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,989 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,989 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,991 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,991 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,991 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,993 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,993 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,994 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,995 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,995 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,995 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,995 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,995 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,995 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,995 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:51:59,996 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:52:00,001 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:52:00,001 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:52:00,001 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:52:00,002 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:52:00,002 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:52:00,002 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:52:00,002 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:52:00,002 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:52:00,002 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:52:00,005 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:52:00,005 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:52:00,005 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:52:00,005 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:52:00,005 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:52:00,005 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:52:00,006 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:52:00,006 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:52:00,006 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 01:52:00,013 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions.
[2022-02-09 01:52:00,066 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2022-02-09 01:52:00,076 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR
[2022-02-09 01:52:00,077 INFO L340 AbstractCegarLoop]: Starting to check reachability of 32 error locations.
[2022-02-09 01:52:00,091 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 155 places, 156 transitions, 328 flow
[2022-02-09 01:52:00,904 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 21868 states, 21733 states have (on average 3.0167487231399255) internal successors, (65563), 21867 states have internal predecessors, (65563), 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)
[2022-02-09 01:52:00,964 INFO L276 IsEmpty]: Start isEmpty. Operand has 21868 states, 21733 states have (on average 3.0167487231399255) internal successors, (65563), 21867 states have internal predecessors, (65563), 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)
[2022-02-09 01:52:00,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2022-02-09 01:52:00,971 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-09 01:52:00,972 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-09 01:52:00,972 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err4ASSERT_VIOLATIONDATA_RACE (and 28 more)] ===
[2022-02-09 01:52:00,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 01:52:00,981 INFO L85 PathProgramCache]: Analyzing trace with hash -527627726, now seen corresponding path program 1 times
[2022-02-09 01:52:00,996 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 01:52:00,996 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606299719]
[2022-02-09 01:52:00,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 01:52:00,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 01:52:01,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 01:52:01,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-09 01:52:01,287 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 01:52:01,287 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606299719]
[2022-02-09 01:52:01,288 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606299719] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 01:52:01,288 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 01:52:01,288 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-02-09 01:52:01,290 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937596410]
[2022-02-09 01:52:01,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 01:52:01,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-02-09 01:52:01,295 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 01:52:01,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-02-09 01:52:01,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-02-09 01:52:01,367 INFO L87 Difference]: Start difference. First operand has 21868 states, 21733 states have (on average 3.0167487231399255) internal successors, (65563), 21867 states have internal predecessors, (65563), 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 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 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)
[2022-02-09 01:52:01,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-09 01:52:01,715 INFO L93 Difference]: Finished difference Result 21447 states and 62491 transitions.
[2022-02-09 01:52:01,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-02-09 01:52:01,720 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 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 27
[2022-02-09 01:52:01,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-09 01:52:01,989 INFO L225 Difference]: With dead ends: 21447
[2022-02-09 01:52:01,989 INFO L226 Difference]: Without dead ends: 21441
[2022-02-09 01:52:01,996 INFO L932 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
[2022-02-09 01:52:02,000 INFO L933 BasicCegarLoop]: 192 mSDtfsCounter, 61 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-02-09 01:52:02,001 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [61 Valid, 316 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-02-09 01:52:02,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21441 states.
[2022-02-09 01:52:02,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21441 to 21121.
[2022-02-09 01:52:02,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21121 states, 20958 states have (on average 2.936158030346407) internal successors, (61536), 21120 states have internal predecessors, (61536), 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)
[2022-02-09 01:52:03,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21121 states to 21121 states and 61536 transitions.
[2022-02-09 01:52:03,119 INFO L78 Accepts]: Start accepts. Automaton has 21121 states and 61536 transitions. Word has length 27
[2022-02-09 01:52:03,120 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-09 01:52:03,120 INFO L470 AbstractCegarLoop]: Abstraction has 21121 states and 61536 transitions.
[2022-02-09 01:52:03,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 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)
[2022-02-09 01:52:03,120 INFO L276 IsEmpty]: Start isEmpty. Operand 21121 states and 61536 transitions.
[2022-02-09 01:52:03,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33
[2022-02-09 01:52:03,123 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-09 01:52:03,124 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-09 01:52:03,124 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-02-09 01:52:03,124 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err4ASSERT_VIOLATIONDATA_RACE (and 28 more)] ===
[2022-02-09 01:52:03,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 01:52:03,128 INFO L85 PathProgramCache]: Analyzing trace with hash -304085184, now seen corresponding path program 1 times
[2022-02-09 01:52:03,128 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 01:52:03,128 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880577378]
[2022-02-09 01:52:03,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 01:52:03,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 01:52:03,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 01:52:03,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-09 01:52:03,209 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 01:52:03,210 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880577378]
[2022-02-09 01:52:03,210 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880577378] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 01:52:03,210 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 01:52:03,211 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-02-09 01:52:03,211 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857021482]
[2022-02-09 01:52:03,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 01:52:03,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-02-09 01:52:03,213 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 01:52:03,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-02-09 01:52:03,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-02-09 01:52:03,217 INFO L87 Difference]: Start difference. First operand 21121 states and 61536 transitions. Second operand has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 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)
[2022-02-09 01:52:03,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-09 01:52:03,517 INFO L93 Difference]: Finished difference Result 21715 states and 63284 transitions.
[2022-02-09 01:52:03,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-02-09 01:52:03,518 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 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 32
[2022-02-09 01:52:03,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-09 01:52:03,674 INFO L225 Difference]: With dead ends: 21715
[2022-02-09 01:52:03,675 INFO L226 Difference]: Without dead ends: 21715
[2022-02-09 01:52:03,675 INFO L932 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
[2022-02-09 01:52:03,676 INFO L933 BasicCegarLoop]: 190 mSDtfsCounter, 60 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-02-09 01:52:03,677 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [60 Valid, 311 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-02-09 01:52:03,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21715 states.
[2022-02-09 01:52:04,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21715 to 21365.
[2022-02-09 01:52:04,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21365 states, 21204 states have (on average 2.936191284663271) internal successors, (62259), 21364 states have internal predecessors, (62259), 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)
[2022-02-09 01:52:04,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21365 states to 21365 states and 62259 transitions.
[2022-02-09 01:52:04,497 INFO L78 Accepts]: Start accepts. Automaton has 21365 states and 62259 transitions. Word has length 32
[2022-02-09 01:52:04,497 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-09 01:52:04,497 INFO L470 AbstractCegarLoop]: Abstraction has 21365 states and 62259 transitions.
[2022-02-09 01:52:04,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 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)
[2022-02-09 01:52:04,498 INFO L276 IsEmpty]: Start isEmpty. Operand 21365 states and 62259 transitions.
[2022-02-09 01:52:04,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34
[2022-02-09 01:52:04,499 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-09 01:52:04,499 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-09 01:52:04,499 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2022-02-09 01:52:04,500 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr2Err0ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err4ASSERT_VIOLATIONDATA_RACE (and 28 more)] ===
[2022-02-09 01:52:04,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 01:52:04,501 INFO L85 PathProgramCache]: Analyzing trace with hash -133693185, now seen corresponding path program 1 times
[2022-02-09 01:52:04,501 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 01:52:04,501 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374043377]
[2022-02-09 01:52:04,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 01:52:04,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 01:52:04,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 01:52:04,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-09 01:52:04,537 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 01:52:04,537 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374043377]
[2022-02-09 01:52:04,538 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374043377] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 01:52:04,538 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 01:52:04,538 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-02-09 01:52:04,538 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404356834]
[2022-02-09 01:52:04,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 01:52:04,538 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-02-09 01:52:04,539 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 01:52:04,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-02-09 01:52:04,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-02-09 01:52:04,539 INFO L87 Difference]: Start difference. First operand 21365 states and 62259 transitions. Second operand has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 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)
[2022-02-09 01:52:04,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-09 01:52:04,869 INFO L93 Difference]: Finished difference Result 21913 states and 63852 transitions.
[2022-02-09 01:52:04,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-02-09 01:52:04,869 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 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 33
[2022-02-09 01:52:04,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-09 01:52:04,994 INFO L225 Difference]: With dead ends: 21913
[2022-02-09 01:52:04,995 INFO L226 Difference]: Without dead ends: 21913
[2022-02-09 01:52:04,997 INFO L932 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
[2022-02-09 01:52:05,001 INFO L933 BasicCegarLoop]: 193 mSDtfsCounter, 62 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-02-09 01:52:05,003 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [62 Valid, 317 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-02-09 01:52:05,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21913 states.
[2022-02-09 01:52:05,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21913 to 21584.
[2022-02-09 01:52:05,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21584 states, 21423 states have (on average 2.9359100032675163) internal successors, (62896), 21583 states have internal predecessors, (62896), 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)
[2022-02-09 01:52:05,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21584 states to 21584 states and 62896 transitions.
[2022-02-09 01:52:05,740 INFO L78 Accepts]: Start accepts. Automaton has 21584 states and 62896 transitions. Word has length 33
[2022-02-09 01:52:05,740 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-09 01:52:05,741 INFO L470 AbstractCegarLoop]: Abstraction has 21584 states and 62896 transitions.
[2022-02-09 01:52:05,741 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 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)
[2022-02-09 01:52:05,741 INFO L276 IsEmpty]: Start isEmpty. Operand 21584 states and 62896 transitions.
[2022-02-09 01:52:05,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36
[2022-02-09 01:52:05,751 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-09 01:52:05,751 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-09 01:52:05,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2022-02-09 01:52:05,752 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err4ASSERT_VIOLATIONDATA_RACE (and 28 more)] ===
[2022-02-09 01:52:05,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 01:52:05,753 INFO L85 PathProgramCache]: Analyzing trace with hash -915255272, now seen corresponding path program 1 times
[2022-02-09 01:52:05,753 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 01:52:05,753 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078963044]
[2022-02-09 01:52:05,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 01:52:05,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 01:52:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 01:52:05,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-09 01:52:05,819 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 01:52:05,819 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078963044]
[2022-02-09 01:52:05,820 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078963044] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 01:52:05,820 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 01:52:05,820 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-02-09 01:52:05,820 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170227513]
[2022-02-09 01:52:05,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 01:52:05,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-02-09 01:52:05,821 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 01:52:05,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-02-09 01:52:05,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-02-09 01:52:05,821 INFO L87 Difference]: Start difference. First operand 21584 states and 62896 transitions. Second operand has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 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)
[2022-02-09 01:52:06,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-09 01:52:06,245 INFO L93 Difference]: Finished difference Result 34304 states and 100183 transitions.
[2022-02-09 01:52:06,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-02-09 01:52:06,246 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 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 35
[2022-02-09 01:52:06,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-09 01:52:06,391 INFO L225 Difference]: With dead ends: 34304
[2022-02-09 01:52:06,391 INFO L226 Difference]: Without dead ends: 34304
[2022-02-09 01:52:06,392 INFO L932 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
[2022-02-09 01:52:06,392 INFO L933 BasicCegarLoop]: 190 mSDtfsCounter, 99 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-02-09 01:52:06,393 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [99 Valid, 316 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-02-09 01:52:06,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34304 states.
[2022-02-09 01:52:07,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34304 to 21908.
[2022-02-09 01:52:07,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21908 states, 21749 states have (on average 2.9358131408340613) internal successors, (63851), 21907 states have internal predecessors, (63851), 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)
[2022-02-09 01:52:07,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21908 states to 21908 states and 63851 transitions.
[2022-02-09 01:52:07,304 INFO L78 Accepts]: Start accepts. Automaton has 21908 states and 63851 transitions. Word has length 35
[2022-02-09 01:52:07,304 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-09 01:52:07,304 INFO L470 AbstractCegarLoop]: Abstraction has 21908 states and 63851 transitions.
[2022-02-09 01:52:07,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 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)
[2022-02-09 01:52:07,304 INFO L276 IsEmpty]: Start isEmpty. Operand 21908 states and 63851 transitions.
[2022-02-09 01:52:07,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37
[2022-02-09 01:52:07,305 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-09 01:52:07,306 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-09 01:52:07,306 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2022-02-09 01:52:07,306 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err4ASSERT_VIOLATIONDATA_RACE (and 28 more)] ===
[2022-02-09 01:52:07,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 01:52:07,306 INFO L85 PathProgramCache]: Analyzing trace with hash 1498675513, now seen corresponding path program 1 times
[2022-02-09 01:52:07,307 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 01:52:07,307 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592984765]
[2022-02-09 01:52:07,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 01:52:07,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 01:52:07,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 01:52:07,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-09 01:52:07,501 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 01:52:07,501 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592984765]
[2022-02-09 01:52:07,501 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592984765] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 01:52:07,502 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 01:52:07,502 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-02-09 01:52:07,502 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572270415]
[2022-02-09 01:52:07,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 01:52:07,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-02-09 01:52:07,502 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 01:52:07,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-02-09 01:52:07,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2022-02-09 01:52:07,503 INFO L87 Difference]: Start difference. First operand 21908 states and 63851 transitions. Second operand has 6 states, 5 states have (on average 7.2) internal successors, (36), 6 states have internal predecessors, (36), 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)
[2022-02-09 01:52:07,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-09 01:52:07,685 INFO L93 Difference]: Finished difference Result 19785 states and 57388 transitions.
[2022-02-09 01:52:07,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2022-02-09 01:52:07,686 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.2) internal successors, (36), 6 states have internal predecessors, (36), 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 36
[2022-02-09 01:52:07,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-09 01:52:07,741 INFO L225 Difference]: With dead ends: 19785
[2022-02-09 01:52:07,742 INFO L226 Difference]: Without dead ends: 19745
[2022-02-09 01:52:07,742 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2022-02-09 01:52:07,743 INFO L933 BasicCegarLoop]: 492 mSDtfsCounter, 374 mSDsluCounter, 909 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 374 SdHoareTripleChecker+Valid, 1395 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-02-09 01:52:07,743 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [374 Valid, 1395 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-02-09 01:52:07,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19745 states.
[2022-02-09 01:52:08,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19745 to 19745.
[2022-02-09 01:52:08,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19745 states, 19663 states have (on average 2.9127294919391753) internal successors, (57273), 19744 states have internal predecessors, (57273), 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)
[2022-02-09 01:52:08,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19745 states to 19745 states and 57273 transitions.
[2022-02-09 01:52:08,469 INFO L78 Accepts]: Start accepts. Automaton has 19745 states and 57273 transitions. Word has length 36
[2022-02-09 01:52:08,470 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-09 01:52:08,470 INFO L470 AbstractCegarLoop]: Abstraction has 19745 states and 57273 transitions.
[2022-02-09 01:52:08,470 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.2) internal successors, (36), 6 states have internal predecessors, (36), 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)
[2022-02-09 01:52:08,470 INFO L276 IsEmpty]: Start isEmpty. Operand 19745 states and 57273 transitions.
[2022-02-09 01:52:08,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39
[2022-02-09 01:52:08,472 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-09 01:52:08,472 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-09 01:52:08,472 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2022-02-09 01:52:08,472 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thr2Err1ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err4ASSERT_VIOLATIONDATA_RACE (and 28 more)] ===
[2022-02-09 01:52:08,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 01:52:08,473 INFO L85 PathProgramCache]: Analyzing trace with hash -1781087070, now seen corresponding path program 1 times
[2022-02-09 01:52:08,473 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 01:52:08,474 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495810228]
[2022-02-09 01:52:08,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 01:52:08,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 01:52:08,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 01:52:08,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-09 01:52:08,503 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 01:52:08,503 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495810228]
[2022-02-09 01:52:08,503 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495810228] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 01:52:08,504 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 01:52:08,504 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-02-09 01:52:08,504 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800246242]
[2022-02-09 01:52:08,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 01:52:08,504 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-02-09 01:52:08,504 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 01:52:08,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-02-09 01:52:08,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-02-09 01:52:08,505 INFO L87 Difference]: Start difference. First operand 19745 states and 57273 transitions. Second operand has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 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)
[2022-02-09 01:52:08,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-09 01:52:08,616 INFO L93 Difference]: Finished difference Result 20231 states and 58679 transitions.
[2022-02-09 01:52:08,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-02-09 01:52:08,617 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 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 38
[2022-02-09 01:52:08,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-09 01:52:08,833 INFO L225 Difference]: With dead ends: 20231
[2022-02-09 01:52:08,833 INFO L226 Difference]: Without dead ends: 20231
[2022-02-09 01:52:08,839 INFO L932 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
[2022-02-09 01:52:08,840 INFO L933 BasicCegarLoop]: 189 mSDtfsCounter, 61 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 309 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-02-09 01:52:08,841 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [61 Valid, 309 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-02-09 01:52:08,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20231 states.
[2022-02-09 01:52:09,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20231 to 19925.
[2022-02-09 01:52:09,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19925 states, 19845 states have (on average 2.912270093222474) internal successors, (57794), 19924 states have internal predecessors, (57794), 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)
[2022-02-09 01:52:09,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19925 states to 19925 states and 57794 transitions.
[2022-02-09 01:52:09,402 INFO L78 Accepts]: Start accepts. Automaton has 19925 states and 57794 transitions. Word has length 38
[2022-02-09 01:52:09,402 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-09 01:52:09,403 INFO L470 AbstractCegarLoop]: Abstraction has 19925 states and 57794 transitions.
[2022-02-09 01:52:09,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 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)
[2022-02-09 01:52:09,403 INFO L276 IsEmpty]: Start isEmpty. Operand 19925 states and 57794 transitions.
[2022-02-09 01:52:09,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40
[2022-02-09 01:52:09,405 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-09 01:52:09,405 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-09 01:52:09,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2022-02-09 01:52:09,406 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err4ASSERT_VIOLATIONDATA_RACE (and 28 more)] ===
[2022-02-09 01:52:09,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 01:52:09,407 INFO L85 PathProgramCache]: Analyzing trace with hash 703404895, now seen corresponding path program 1 times
[2022-02-09 01:52:09,407 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 01:52:09,407 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270176311]
[2022-02-09 01:52:09,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 01:52:09,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 01:52:09,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 01:52:09,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-09 01:52:09,459 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 01:52:09,459 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270176311]
[2022-02-09 01:52:09,459 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270176311] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 01:52:09,459 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 01:52:09,459 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-02-09 01:52:09,459 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932388083]
[2022-02-09 01:52:09,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 01:52:09,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-02-09 01:52:09,460 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 01:52:09,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-02-09 01:52:09,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-02-09 01:52:09,461 INFO L87 Difference]: Start difference. First operand 19925 states and 57794 transitions. Second operand has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-02-09 01:52:09,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-09 01:52:09,666 INFO L93 Difference]: Finished difference Result 37398 states and 108068 transitions.
[2022-02-09 01:52:09,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-02-09 01:52:09,666 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39
[2022-02-09 01:52:09,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-09 01:52:09,777 INFO L225 Difference]: With dead ends: 37398
[2022-02-09 01:52:09,777 INFO L226 Difference]: Without dead ends: 37398
[2022-02-09 01:52:09,778 INFO L932 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
[2022-02-09 01:52:09,778 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 109 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-02-09 01:52:09,779 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [109 Valid, 357 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-02-09 01:52:09,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37398 states.
[2022-02-09 01:52:10,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37398 to 20198.
[2022-02-09 01:52:10,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20198 states, 20124 states have (on average 2.910057642615782) internal successors, (58562), 20197 states have internal predecessors, (58562), 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)
[2022-02-09 01:52:10,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20198 states to 20198 states and 58562 transitions.
[2022-02-09 01:52:10,552 INFO L78 Accepts]: Start accepts. Automaton has 20198 states and 58562 transitions. Word has length 39
[2022-02-09 01:52:10,552 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-09 01:52:10,552 INFO L470 AbstractCegarLoop]: Abstraction has 20198 states and 58562 transitions.
[2022-02-09 01:52:10,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-02-09 01:52:10,553 INFO L276 IsEmpty]: Start isEmpty. Operand 20198 states and 58562 transitions.
[2022-02-09 01:52:10,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42
[2022-02-09 01:52:10,555 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-09 01:52:10,555 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-09 01:52:10,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2022-02-09 01:52:10,555 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thr2Err2ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err4ASSERT_VIOLATIONDATA_RACE (and 28 more)] ===
[2022-02-09 01:52:10,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 01:52:10,556 INFO L85 PathProgramCache]: Analyzing trace with hash -338542235, now seen corresponding path program 1 times
[2022-02-09 01:52:10,556 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 01:52:10,556 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129075520]
[2022-02-09 01:52:10,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 01:52:10,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 01:52:10,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 01:52:10,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-09 01:52:10,588 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 01:52:10,588 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129075520]
[2022-02-09 01:52:10,588 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129075520] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 01:52:10,588 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 01:52:10,588 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-02-09 01:52:10,588 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161924954]
[2022-02-09 01:52:10,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 01:52:10,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-02-09 01:52:10,589 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 01:52:10,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-02-09 01:52:10,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-02-09 01:52:10,589 INFO L87 Difference]: Start difference. First operand 20198 states and 58562 transitions. Second operand has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 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)
[2022-02-09 01:52:10,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-09 01:52:10,880 INFO L93 Difference]: Finished difference Result 31380 states and 91242 transitions.
[2022-02-09 01:52:10,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-02-09 01:52:10,881 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 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 41
[2022-02-09 01:52:10,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-09 01:52:10,977 INFO L225 Difference]: With dead ends: 31380
[2022-02-09 01:52:10,977 INFO L226 Difference]: Without dead ends: 31380
[2022-02-09 01:52:10,977 INFO L932 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
[2022-02-09 01:52:10,978 INFO L933 BasicCegarLoop]: 191 mSDtfsCounter, 92 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-02-09 01:52:10,978 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [92 Valid, 316 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-02-09 01:52:11,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31380 states.
[2022-02-09 01:52:11,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31380 to 20423.
[2022-02-09 01:52:11,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20423 states, 20353 states have (on average 2.909300840170982) internal successors, (59213), 20422 states have internal predecessors, (59213), 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)
[2022-02-09 01:52:11,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20423 states to 20423 states and 59213 transitions.
[2022-02-09 01:52:11,640 INFO L78 Accepts]: Start accepts. Automaton has 20423 states and 59213 transitions. Word has length 41
[2022-02-09 01:52:11,640 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-09 01:52:11,641 INFO L470 AbstractCegarLoop]: Abstraction has 20423 states and 59213 transitions.
[2022-02-09 01:52:11,641 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 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)
[2022-02-09 01:52:11,641 INFO L276 IsEmpty]: Start isEmpty. Operand 20423 states and 59213 transitions.
[2022-02-09 01:52:11,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44
[2022-02-09 01:52:11,643 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-09 01:52:11,643 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-09 01:52:11,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2022-02-09 01:52:11,644 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err4ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err4ASSERT_VIOLATIONDATA_RACE (and 28 more)] ===
[2022-02-09 01:52:11,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 01:52:11,644 INFO L85 PathProgramCache]: Analyzing trace with hash 614086951, now seen corresponding path program 1 times
[2022-02-09 01:52:11,644 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 01:52:11,644 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622251567]
[2022-02-09 01:52:11,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 01:52:11,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 01:52:11,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 01:52:11,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-09 01:52:11,695 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 01:52:11,695 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622251567]
[2022-02-09 01:52:11,696 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622251567] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 01:52:11,696 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 01:52:11,696 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-02-09 01:52:11,696 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413899939]
[2022-02-09 01:52:11,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 01:52:11,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-02-09 01:52:11,697 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 01:52:11,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-02-09 01:52:11,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-02-09 01:52:11,697 INFO L87 Difference]: Start difference. First operand 20423 states and 59213 transitions. Second operand has 3 states, 2 states have (on average 21.5) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-02-09 01:52:11,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-09 01:52:11,834 INFO L93 Difference]: Finished difference Result 20435 states and 59217 transitions.
[2022-02-09 01:52:11,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-02-09 01:52:11,834 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 21.5) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43
[2022-02-09 01:52:11,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-09 01:52:11,888 INFO L225 Difference]: With dead ends: 20435
[2022-02-09 01:52:11,888 INFO L226 Difference]: Without dead ends: 20435
[2022-02-09 01:52:11,889 INFO L932 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
[2022-02-09 01:52:11,889 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 59 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-02-09 01:52:11,889 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [59 Valid, 308 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-02-09 01:52:11,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20435 states.
[2022-02-09 01:52:12,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20435 to 20282.
[2022-02-09 01:52:12,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20282 states, 20216 states have (on average 2.9077958053027304) internal successors, (58784), 20281 states have internal predecessors, (58784), 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)
[2022-02-09 01:52:12,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20282 states to 20282 states and 58784 transitions.
[2022-02-09 01:52:12,463 INFO L78 Accepts]: Start accepts. Automaton has 20282 states and 58784 transitions. Word has length 43
[2022-02-09 01:52:12,463 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-09 01:52:12,463 INFO L470 AbstractCegarLoop]: Abstraction has 20282 states and 58784 transitions.
[2022-02-09 01:52:12,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 21.5) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-02-09 01:52:12,463 INFO L276 IsEmpty]: Start isEmpty. Operand 20282 states and 58784 transitions.
[2022-02-09 01:52:12,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46
[2022-02-09 01:52:12,466 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-09 01:52:12,466 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-09 01:52:12,466 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2022-02-09 01:52:12,466 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thr2Err0ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err4ASSERT_VIOLATIONDATA_RACE (and 28 more)] ===
[2022-02-09 01:52:12,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 01:52:12,467 INFO L85 PathProgramCache]: Analyzing trace with hash -1870694279, now seen corresponding path program 1 times
[2022-02-09 01:52:12,467 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 01:52:12,467 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174971547]
[2022-02-09 01:52:12,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 01:52:12,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 01:52:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-02-09 01:52:12,481 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-02-09 01:52:12,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-02-09 01:52:12,520 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-02-09 01:52:12,521 INFO L628 BasicCegarLoop]: Counterexample is feasible
[2022-02-09 01:52:12,522 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location thr2Err0ASSERT_VIOLATIONDATA_RACE (31 of 32 remaining)
[2022-02-09 01:52:12,523 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONDATA_RACE (30 of 32 remaining)
[2022-02-09 01:52:12,524 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err1ASSERT_VIOLATIONDATA_RACE (29 of 32 remaining)
[2022-02-09 01:52:12,524 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err2ASSERT_VIOLATIONDATA_RACE (28 of 32 remaining)
[2022-02-09 01:52:12,524 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err4ASSERT_VIOLATIONDATA_RACE (27 of 32 remaining)
[2022-02-09 01:52:12,524 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err3ASSERT_VIOLATIONDATA_RACE (26 of 32 remaining)
[2022-02-09 01:52:12,524 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err5ASSERT_VIOLATIONDATA_RACE (25 of 32 remaining)
[2022-02-09 01:52:12,524 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err6ASSERT_VIOLATIONDATA_RACE (24 of 32 remaining)
[2022-02-09 01:52:12,524 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (23 of 32 remaining)
[2022-02-09 01:52:12,525 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (22 of 32 remaining)
[2022-02-09 01:52:12,525 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (21 of 32 remaining)
[2022-02-09 01:52:12,525 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (20 of 32 remaining)
[2022-02-09 01:52:12,525 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (19 of 32 remaining)
[2022-02-09 01:52:12,525 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (18 of 32 remaining)
[2022-02-09 01:52:12,525 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (17 of 32 remaining)
[2022-02-09 01:52:12,525 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (16 of 32 remaining)
[2022-02-09 01:52:12,526 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (15 of 32 remaining)
[2022-02-09 01:52:12,526 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (14 of 32 remaining)
[2022-02-09 01:52:12,526 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (13 of 32 remaining)
[2022-02-09 01:52:12,526 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err1ASSERT_VIOLATIONDATA_RACE (12 of 32 remaining)
[2022-02-09 01:52:12,526 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err2ASSERT_VIOLATIONDATA_RACE (11 of 32 remaining)
[2022-02-09 01:52:12,526 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err4ASSERT_VIOLATIONDATA_RACE (10 of 32 remaining)
[2022-02-09 01:52:12,526 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err3ASSERT_VIOLATIONDATA_RACE (9 of 32 remaining)
[2022-02-09 01:52:12,526 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err5ASSERT_VIOLATIONDATA_RACE (8 of 32 remaining)
[2022-02-09 01:52:12,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err6ASSERT_VIOLATIONDATA_RACE (7 of 32 remaining)
[2022-02-09 01:52:12,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (6 of 32 remaining)
[2022-02-09 01:52:12,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (5 of 32 remaining)
[2022-02-09 01:52:12,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (4 of 32 remaining)
[2022-02-09 01:52:12,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (3 of 32 remaining)
[2022-02-09 01:52:12,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (2 of 32 remaining)
[2022-02-09 01:52:12,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (1 of 32 remaining)
[2022-02-09 01:52:12,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (0 of 32 remaining)
[2022-02-09 01:52:12,528 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2022-02-09 01:52:12,531 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-09 01:52:12,535 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2022-02-09 01:52:12,536 INFO L180 ceAbstractionStarter]: Computing trace abstraction results
[2022-02-09 01:52:12,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.02 01:52:12 BasicIcfg
[2022-02-09 01:52:12,583 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2022-02-09 01:52:12,584 INFO L158 Benchmark]: Toolchain (without parser) took 13720.94ms. Allocated memory was 184.5MB in the beginning and 5.9GB in the end (delta: 5.7GB). Free memory was 132.8MB in the beginning and 4.9GB in the end (delta: -4.8GB). Peak memory consumption was 930.3MB. Max. memory is 8.0GB.
[2022-02-09 01:52:12,584 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 184.5MB. Free memory is still 150.5MB. There was no memory consumed. Max. memory is 8.0GB.
[2022-02-09 01:52:12,584 INFO L158 Benchmark]: CACSL2BoogieTranslator took 433.07ms. Allocated memory is still 184.5MB. Free memory was 132.6MB in the beginning and 151.8MB in the end (delta: -19.2MB). Peak memory consumption was 10.2MB. Max. memory is 8.0GB.
[2022-02-09 01:52:12,584 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.56ms. Allocated memory is still 184.5MB. Free memory was 151.8MB in the beginning and 149.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
[2022-02-09 01:52:12,584 INFO L158 Benchmark]: Boogie Preprocessor took 28.64ms. Allocated memory is still 184.5MB. Free memory was 149.7MB in the beginning and 148.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
[2022-02-09 01:52:12,585 INFO L158 Benchmark]: RCFGBuilder took 475.89ms. Allocated memory is still 184.5MB. Free memory was 148.1MB in the beginning and 132.9MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB.
[2022-02-09 01:52:12,585 INFO L158 Benchmark]: TraceAbstraction took 12709.32ms. Allocated memory was 184.5MB in the beginning and 5.9GB in the end (delta: 5.7GB). Free memory was 132.4MB in the beginning and 4.9GB in the end (delta: -4.8GB). Peak memory consumption was 929.5MB. Max. memory is 8.0GB.
[2022-02-09 01:52:12,586 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.53ms. Allocated memory is still 184.5MB. Free memory is still 150.5MB. There was no memory consumed. Max. memory is 8.0GB.
* CACSL2BoogieTranslator took 433.07ms. Allocated memory is still 184.5MB. Free memory was 132.6MB in the beginning and 151.8MB in the end (delta: -19.2MB). Peak memory consumption was 10.2MB. Max. memory is 8.0GB.
* Boogie Procedure Inliner took 68.56ms. Allocated memory is still 184.5MB. Free memory was 151.8MB in the beginning and 149.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
* Boogie Preprocessor took 28.64ms. Allocated memory is still 184.5MB. Free memory was 149.7MB in the beginning and 148.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
* RCFGBuilder took 475.89ms. Allocated memory is still 184.5MB. Free memory was 148.1MB in the beginning and 132.9MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB.
* TraceAbstraction took 12709.32ms. Allocated memory was 184.5MB in the beginning and 5.9GB in the end (delta: 5.7GB). Free memory was 132.4MB in the beginning and 4.9GB in the end (delta: -4.8GB). Peak memory consumption was 929.5MB. Max. memory is 8.0GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- DataRaceFoundResult [Line: 697]: Data race detected
Data race detected
The following path leads to a data race:
[L684] 0 int flag1 = 0, flag2 = 0;
VAL [flag1=0, flag2=0]
[L685] 0 int turn;
VAL [flag1=0, flag2=0, turn=0]
[L686] 0 int x;
VAL [flag1=0, flag2=0, turn=0, x=0]
[L706] 0 pthread_t t1, t2;
VAL [flag1=0, flag2=0, t1={5:0}, t2={3:0}, turn=0, x=0]
[L707] FCALL, FORK 0 pthread_create(&t1, 0, thr1, 0)
VAL [_={0:0}, flag1=0, flag2=0, pthread_create(&t1, 0, thr1, 0)=-1, t1={5:0}, t2={3:0}, turn=0, x=0]
[L688] 1 flag1 = 1
VAL [_={0:0}, _={0:0}, flag1=1, flag2=0, turn=0, x=0]
[L708] FCALL, FORK 0 pthread_create(&t2, 0, thr2, 0)
VAL [_={0:0}, _={0:0}, _={0:0}, flag1=1, flag2=0, pthread_create(&t2, 0, thr2, 0)=0, t1={5:0}, t2={3:0}, turn=0, x=0]
[L697] 2 flag2 = 1
VAL [_={0:0}, _={0:0}, _={0:0}, _={0:0}, flag1=1, flag2=1, flag2 = 1=49, turn=0, x=0]
[L689] 1 turn = 1
VAL [_={0:0}, _={0:0}, _={0:0}, _={0:0}, flag1=1, flag2=1, flag2 = 1=49, turn=1, x=0]
[L690] 1 flag2==1
VAL [_={0:0}, _={0:0}, _={0:0}, _={0:0}, flag1=1, flag2=1, flag2 = 1=49, turn=1, x=0]
[L697] 2 flag2 = 1
VAL [_={0:0}, _={0:0}, _={0:0}, _={0:0}, flag1=1, flag2=1, flag2 = 1=49, turn=1, x=0]
Now there is a data race on ~flag2~0 between
C: flag2==1 [690]
and
C: flag2 = 1 [697]
- UnprovableResult [Line: 698]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 699]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 700]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 699]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 701]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 702]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 688]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 689]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 690]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 691]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 690]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 692]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 693]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 709]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 710]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 708]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
Reason: Not analyzed.
- UnprovableResult [Line: 707]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
Reason: Not analyzed.
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 5 procedures, 243 locations, 32 error locations. Started 1 CEGAR loops. OverallTime: 12.5s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.8s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 977 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 977 mSDsluCounter, 3945 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1910 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 219 IncrementalHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 2060 mSDtfsCounter, 219 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21908occurred in iteration=4, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 6.9s AutomataMinimizationTime, 9 MinimizatonAttempts, 42011 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 369 NumberOfCodeBlocks, 369 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 315 ConstructedInterpolants, 0 QuantifiedInterpolants, 412 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2022-02-09 01:52:12,658 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0
Received shutdown request...