/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/goblint-regression/04-mutex_21-sound_base.i
--------------------------------------------------------------------------------
This is Ultimate 0.2.1-aed12abd52951161f3584c1e4a16827ff4d06934-aed12ab
[2021-10-14 11:54:44,317 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-10-14 11:54:44,318 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-10-14 11:54:44,371 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-10-14 11:54:44,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-10-14 11:54:44,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-10-14 11:54:44,373 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-10-14 11:54:44,374 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2021-10-14 11:54:44,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-10-14 11:54:44,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-10-14 11:54:44,376 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-10-14 11:54:44,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-10-14 11:54:44,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-10-14 11:54:44,378 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-10-14 11:54:44,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-10-14 11:54:44,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-10-14 11:54:44,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-10-14 11:54:44,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-10-14 11:54:44,382 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-10-14 11:54:44,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-10-14 11:54:44,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-10-14 11:54:44,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-10-14 11:54:44,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-10-14 11:54:44,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-10-14 11:54:44,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-10-14 11:54:44,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-10-14 11:54:44,388 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-10-14 11:54:44,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-10-14 11:54:44,388 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-10-14 11:54:44,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-10-14 11:54:44,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-10-14 11:54:44,390 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-10-14 11:54:44,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-10-14 11:54:44,391 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2021-10-14 11:54:44,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-10-14 11:54:44,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2021-10-14 11:54:44,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-10-14 11:54:44,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-10-14 11:54:44,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2021-10-14 11:54:44,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2021-10-14 11:54:44,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-10-14 11:54:44,394 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
[2021-10-14 11:54:44,408 INFO L113 SettingsManager]: Loading preferences was successful
[2021-10-14 11:54:44,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-10-14 11:54:44,408 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-10-14 11:54:44,408 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-10-14 11:54:44,409 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-10-14 11:54:44,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-10-14 11:54:44,409 INFO L138 SettingsManager]: * Use SBE=true
[2021-10-14 11:54:44,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-10-14 11:54:44,410 INFO L138 SettingsManager]: * sizeof long=4
[2021-10-14 11:54:44,410 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-10-14 11:54:44,410 INFO L138 SettingsManager]: * sizeof POINTER=4
[2021-10-14 11:54:44,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-10-14 11:54:44,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2021-10-14 11:54:44,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-10-14 11:54:44,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2021-10-14 11:54:44,411 INFO L138 SettingsManager]: * sizeof long double=12
[2021-10-14 11:54:44,411 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-10-14 11:54:44,411 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-10-14 11:54:44,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2021-10-14 11:54:44,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-10-14 11:54:44,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-10-14 11:54:44,411 INFO L138 SettingsManager]: * To the following directory=./dump/
[2021-10-14 11:54:44,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2021-10-14 11:54:44,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-10-14 11:54:44,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-10-14 11:54:44,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2021-10-14 11:54:44,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-10-14 11:54:44,412 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2021-10-14 11:54:44,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-10-14 11:54:44,412 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF
[2021-10-14 11:54:44,412 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-10-14 11:54:44,412 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false
[2021-10-14 11:54:44,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-10-14 11:54:44,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-10-14 11:54:44,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-10-14 11:54:44,587 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-10-14 11:54:44,588 INFO L275 PluginConnector]: CDTParser initialized
[2021-10-14 11:54:44,588 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_21-sound_base.i
[2021-10-14 11:54:44,646 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78e20fca4/b2af8fb6c2e6481a8b437d259d1f7965/FLAG9bd91edea
[2021-10-14 11:54:45,089 INFO L306 CDTParser]: Found 1 translation units.
[2021-10-14 11:54:45,089 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_21-sound_base.i
[2021-10-14 11:54:45,111 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78e20fca4/b2af8fb6c2e6481a8b437d259d1f7965/FLAG9bd91edea
[2021-10-14 11:54:45,124 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78e20fca4/b2af8fb6c2e6481a8b437d259d1f7965
[2021-10-14 11:54:45,126 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-10-14 11:54:45,128 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2021-10-14 11:54:45,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-10-14 11:54:45,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-10-14 11:54:45,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-10-14 11:54:45,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:54:45" (1/1) ...
[2021-10-14 11:54:45,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d10a3b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:45, skipping insertion in model container
[2021-10-14 11:54:45,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:54:45" (1/1) ...
[2021-10-14 11:54:45,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-10-14 11:54:45,173 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-10-14 11:54:45,470 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-10-14 11:54:45,479 INFO L203 MainTranslator]: Completed pre-run
[2021-10-14 11:54:45,510 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-10-14 11:54:45,562 INFO L208 MainTranslator]: Completed translation
[2021-10-14 11:54:45,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:45 WrapperNode
[2021-10-14 11:54:45,562 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-10-14 11:54:45,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-10-14 11:54:45,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-10-14 11:54:45,563 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2021-10-14 11:54:45,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:45" (1/1) ...
[2021-10-14 11:54:45,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:45" (1/1) ...
[2021-10-14 11:54:45,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-10-14 11:54:45,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-10-14 11:54:45,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-10-14 11:54:45,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-10-14 11:54:45,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:45" (1/1) ...
[2021-10-14 11:54:45,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:45" (1/1) ...
[2021-10-14 11:54:45,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:45" (1/1) ...
[2021-10-14 11:54:45,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:45" (1/1) ...
[2021-10-14 11:54:45,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:45" (1/1) ...
[2021-10-14 11:54:45,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:45" (1/1) ...
[2021-10-14 11:54:45,606 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:45" (1/1) ...
[2021-10-14 11:54:45,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-10-14 11:54:45,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-10-14 11:54:45,608 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-10-14 11:54:45,608 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-10-14 11:54:45,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:45" (1/1) ...
[2021-10-14 11:54:45,614 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-10-14 11:54:45,621 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-10-14 11:54:45,630 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)
[2021-10-14 11:54:45,636 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
[2021-10-14 11:54:45,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-10-14 11:54:45,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-10-14 11:54:45,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2021-10-14 11:54:45,658 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun
[2021-10-14 11:54:45,658 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun
[2021-10-14 11:54:45,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2021-10-14 11:54:45,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-10-14 11:54:45,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-10-14 11:54:45,659 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-10-14 11:54:45,824 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-10-14 11:54:45,824 INFO L299 CfgBuilder]: Removed 10 assume(true) statements.
[2021-10-14 11:54:45,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:54:45 BoogieIcfgContainer
[2021-10-14 11:54:45,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-10-14 11:54:45,827 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-10-14 11:54:45,827 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2021-10-14 11:54:45,829 INFO L275 PluginConnector]: TraceAbstraction initialized
[2021-10-14 11:54:45,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:54:45" (1/3) ...
[2021-10-14 11:54:45,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3059bec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:54:45, skipping insertion in model container
[2021-10-14 11:54:45,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:45" (2/3) ...
[2021-10-14 11:54:45,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3059bec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:54:45, skipping insertion in model container
[2021-10-14 11:54:45,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:54:45" (3/3) ...
[2021-10-14 11:54:45,831 INFO L111 eAbstractionObserver]: Analyzing ICFG 04-mutex_21-sound_base.i
[2021-10-14 11:54:45,834 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2021-10-14 11:54:45,835 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-10-14 11:54:45,835 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2021-10-14 11:54:45,835 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-10-14 11:54:45,855 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,855 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,855 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,855 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,859 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,859 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,859 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,859 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,859 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,859 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,859 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,860 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,860 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,860 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,860 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,860 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,860 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,860 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,861 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,861 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,861 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,861 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,861 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,861 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,861 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,861 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,861 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,868 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,868 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,868 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,868 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,869 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,869 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,869 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,869 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,869 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,869 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,869 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-14 11:54:45,872 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2021-10-14 11:54:45,900 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2021-10-14 11:54:45,904 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR
[2021-10-14 11:54:45,904 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2021-10-14 11:54:45,911 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 65 places, 62 transitions, 129 flow
[2021-10-14 11:54:45,931 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 336 states, 333 states have (on average 1.852852852852853) internal successors, (617), 335 states have internal predecessors, (617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-10-14 11:54:45,934 INFO L276 IsEmpty]: Start isEmpty. Operand has 336 states, 333 states have (on average 1.852852852852853) internal successors, (617), 335 states have internal predecessors, (617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-10-14 11:54:45,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2021-10-14 11:54:45,939 INFO L504 BasicCegarLoop]: Found error trace
[2021-10-14 11:54:45,939 INFO L512 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]
[2021-10-14 11:54:45,940 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr0ASSERT_VIOLATIONDATA_RACE] ===
[2021-10-14 11:54:45,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-14 11:54:45,943 INFO L82 PathProgramCache]: Analyzing trace with hash 1806490370, now seen corresponding path program 1 times
[2021-10-14 11:54:45,949 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-14 11:54:45,949 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850489553]
[2021-10-14 11:54:45,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-14 11:54:45,950 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-14 11:54:46,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-14 11:54:46,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-14 11:54:46,093 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-10-14 11:54:46,093 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850489553]
[2021-10-14 11:54:46,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850489553] provided 1 perfect and 0 imperfect interpolant sequences
[2021-10-14 11:54:46,094 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-14 11:54:46,094 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-10-14 11:54:46,095 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519391020]
[2021-10-14 11:54:46,098 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-10-14 11:54:46,098 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-14 11:54:46,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-10-14 11:54:46,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-10-14 11:54:46,140 INFO L87 Difference]: Start difference. First operand has 336 states, 333 states have (on average 1.852852852852853) internal successors, (617), 335 states have internal predecessors, (617), 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)
[2021-10-14 11:54:46,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-10-14 11:54:46,180 INFO L93 Difference]: Finished difference Result 364 states and 663 transitions.
[2021-10-14 11:54:46,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2021-10-14 11:54:46,181 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
[2021-10-14 11:54:46,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-10-14 11:54:46,189 INFO L225 Difference]: With dead ends: 364
[2021-10-14 11:54:46,189 INFO L226 Difference]: Without dead ends: 310
[2021-10-14 11:54:46,190 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-10-14 11:54:46,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states.
[2021-10-14 11:54:46,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 299.
[2021-10-14 11:54:46,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 296 states have (on average 1.8141891891891893) internal successors, (537), 298 states have internal predecessors, (537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-10-14 11:54:46,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 537 transitions.
[2021-10-14 11:54:46,230 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 537 transitions. Word has length 27
[2021-10-14 11:54:46,230 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-10-14 11:54:46,230 INFO L470 AbstractCegarLoop]: Abstraction has 299 states and 537 transitions.
[2021-10-14 11:54:46,231 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)
[2021-10-14 11:54:46,231 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 537 transitions.
[2021-10-14 11:54:46,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31
[2021-10-14 11:54:46,232 INFO L504 BasicCegarLoop]: Found error trace
[2021-10-14 11:54:46,232 INFO L512 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]
[2021-10-14 11:54:46,232 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-10-14 11:54:46,232 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr0ASSERT_VIOLATIONDATA_RACE] ===
[2021-10-14 11:54:46,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-14 11:54:46,233 INFO L82 PathProgramCache]: Analyzing trace with hash -701881124, now seen corresponding path program 1 times
[2021-10-14 11:54:46,233 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-14 11:54:46,233 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565400661]
[2021-10-14 11:54:46,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-14 11:54:46,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-14 11:54:46,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-14 11:54:46,280 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-14 11:54:46,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-14 11:54:46,329 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-10-14 11:54:46,330 INFO L626 BasicCegarLoop]: Counterexample is feasible
[2021-10-14 11:54:46,331 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE
[2021-10-14 11:54:46,332 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION
[2021-10-14 11:54:46,332 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE
[2021-10-14 11:54:46,332 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE
[2021-10-14 11:54:46,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-10-14 11:54:46,337 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2021-10-14 11:54:46,337 INFO L179 ceAbstractionStarter]: Computing trace abstraction results
[2021-10-14 11:54:46,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 11:54:46 BasicIcfg
[2021-10-14 11:54:46,358 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-10-14 11:54:46,360 INFO L168 Benchmark]: Toolchain (without parser) took 1231.07 ms. Allocated memory is still 215.0 MB. Free memory was 162.5 MB in the beginning and 118.3 MB in the end (delta: 44.3 MB). Peak memory consumption was 43.2 MB. Max. memory is 8.0 GB.
[2021-10-14 11:54:46,360 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 215.0 MB. Free memory is still 180.4 MB. There was no memory consumed. Max. memory is 8.0 GB.
[2021-10-14 11:54:46,360 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.26 ms. Allocated memory is still 215.0 MB. Free memory was 162.3 MB in the beginning and 172.8 MB in the end (delta: -10.5 MB). Peak memory consumption was 9.7 MB. Max. memory is 8.0 GB.
[2021-10-14 11:54:46,361 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.57 ms. Allocated memory is still 215.0 MB. Free memory was 172.8 MB in the beginning and 170.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB.
[2021-10-14 11:54:46,361 INFO L168 Benchmark]: Boogie Preprocessor took 14.56 ms. Allocated memory is still 215.0 MB. Free memory was 170.7 MB in the beginning and 169.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB.
[2021-10-14 11:54:46,361 INFO L168 Benchmark]: RCFGBuilder took 217.87 ms. Allocated memory is still 215.0 MB. Free memory was 169.6 MB in the beginning and 158.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB.
[2021-10-14 11:54:46,362 INFO L168 Benchmark]: TraceAbstraction took 531.54 ms. Allocated memory is still 215.0 MB. Free memory was 157.6 MB in the beginning and 118.3 MB in the end (delta: 39.3 MB). Peak memory consumption was 38.8 MB. Max. memory is 8.0 GB.
[2021-10-14 11:54:46,364 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.13 ms. Allocated memory is still 215.0 MB. Free memory is still 180.4 MB. There was no memory consumed. Max. memory is 8.0 GB.
* CACSL2BoogieTranslator took 432.26 ms. Allocated memory is still 215.0 MB. Free memory was 162.3 MB in the beginning and 172.8 MB in the end (delta: -10.5 MB). Peak memory consumption was 9.7 MB. Max. memory is 8.0 GB.
* Boogie Procedure Inliner took 29.57 ms. Allocated memory is still 215.0 MB. Free memory was 172.8 MB in the beginning and 170.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB.
* Boogie Preprocessor took 14.56 ms. Allocated memory is still 215.0 MB. Free memory was 170.7 MB in the beginning and 169.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB.
* RCFGBuilder took 217.87 ms. Allocated memory is still 215.0 MB. Free memory was 169.6 MB in the beginning and 158.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB.
* TraceAbstraction took 531.54 ms. Allocated memory is still 215.0 MB. Free memory was 157.6 MB in the beginning and 118.3 MB in the end (delta: 39.3 MB). Peak memory consumption was 38.8 MB. Max. memory is 8.0 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- CounterExampleResult [Line: 921]: the program contains a data race
the program contains a data race
We found a FailurePath:
[L910] 0 int global;
VAL [global=0]
[L913] 0 void (*f)() = good;
VAL [={-1:0}, global=0]
[L919] 0 pthread_t id;
VAL [={-1:0}, global=0]
[L920] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0))
VAL [={-1:0}, global=0]
[L921] 0 f = bad
VAL [={-1:2}, global=0]
[L921] 0 f = bad
VAL [={-1:2}, global=0]
- UnprovableResult [Line: 920]: 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: 911]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 3 procedures, 86 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 436.6ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 7.8ms, AutomataDifference: 91.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 27.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 83 SDtfs, 23 SDslu, 54 SDs, 0 SdLazy, 7 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=336occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 30.9ms AutomataMinimizationTime, 1 MinimizatonAttempts, 11 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 6.7ms SsaConstructionTime, 57.5ms SatisfiabilityAnalysisTime, 65.3ms InterpolantComputationTime, 57 NumberOfCodeBlocks, 57 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 28 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 proved your program to be incorrect!
[2021-10-14 11:54:46,387 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...