/usr/bin/java -Xmx16000000000 -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-POR-DelaySleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe032_tso.opt.i
--------------------------------------------------------------------------------
This is Ultimate 0.2.1-98707888a4ba860d5b57d27ee0e051c5b948cbbf-9870788
[2021-06-02 06:39:29,996 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-06-02 06:39:29,998 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-06-02 06:39:30,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-06-02 06:39:30,020 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-06-02 06:39:30,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-06-02 06:39:30,027 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-06-02 06:39:30,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2021-06-02 06:39:30,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-06-02 06:39:30,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-06-02 06:39:30,037 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-06-02 06:39:30,038 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-06-02 06:39:30,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-06-02 06:39:30,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-06-02 06:39:30,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-06-02 06:39:30,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-06-02 06:39:30,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-06-02 06:39:30,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-06-02 06:39:30,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-06-02 06:39:30,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-06-02 06:39:30,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-06-02 06:39:30,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-06-02 06:39:30,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-06-02 06:39:30,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-06-02 06:39:30,059 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-06-02 06:39:30,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-06-02 06:39:30,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-06-02 06:39:30,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-06-02 06:39:30,061 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-06-02 06:39:30,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-06-02 06:39:30,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-06-02 06:39:30,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-06-02 06:39:30,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
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[2021-06-02 06:39:30,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-06-02 06:39:30,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2021-06-02 06:39:30,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-06-02 06:39:30,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-06-02 06:39:30,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
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[2021-06-02 06:39:30,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-06-02 06:39:30,069 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-POR-DelaySleepPersistent-NoLbe.epf
[2021-06-02 06:39:30,102 INFO L113 SettingsManager]: Loading preferences was successful
[2021-06-02 06:39:30,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-06-02 06:39:30,102 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-06-02 06:39:30,103 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-06-02 06:39:30,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-06-02 06:39:30,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-06-02 06:39:30,105 INFO L138 SettingsManager]: * Use SBE=true
[2021-06-02 06:39:30,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-06-02 06:39:30,105 INFO L138 SettingsManager]: * sizeof long=4
[2021-06-02 06:39:30,105 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-06-02 06:39:30,106 INFO L138 SettingsManager]: * sizeof POINTER=4
[2021-06-02 06:39:30,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-06-02 06:39:30,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2021-06-02 06:39:30,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-06-02 06:39:30,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2021-06-02 06:39:30,106 INFO L138 SettingsManager]: * sizeof long double=12
[2021-06-02 06:39:30,106 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-06-02 06:39:30,107 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-06-02 06:39:30,107 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2021-06-02 06:39:30,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-06-02 06:39:30,107 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-06-02 06:39:30,107 INFO L138 SettingsManager]: * To the following directory=./dump/
[2021-06-02 06:39:30,107 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2021-06-02 06:39:30,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-06-02 06:39:30,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-06-02 06:39:30,108 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2021-06-02 06:39:30,108 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-06-02 06:39:30,108 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2021-06-02 06:39:30,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-06-02 06:39:30,108 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF
[2021-06-02 06:39:30,108 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2021-06-02 06:39:30,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-06-02 06:39:30,108 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_DELAY_SET
[2021-06-02 06:39:30,109 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2021-06-02 06:39:30,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-06-02 06:39:30,367 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-06-02 06:39:30,369 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-06-02 06:39:30,369 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-06-02 06:39:30,370 INFO L275 PluginConnector]: CDTParser initialized
[2021-06-02 06:39:30,370 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe032_tso.opt.i
[2021-06-02 06:39:30,432 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37bd1ccf5/9f2f56380dad425ba143504cf859eba2/FLAGf7374f600
[2021-06-02 06:39:30,842 INFO L306 CDTParser]: Found 1 translation units.
[2021-06-02 06:39:30,843 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe032_tso.opt.i
[2021-06-02 06:39:30,854 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37bd1ccf5/9f2f56380dad425ba143504cf859eba2/FLAGf7374f600
[2021-06-02 06:39:30,867 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37bd1ccf5/9f2f56380dad425ba143504cf859eba2
[2021-06-02 06:39:30,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-06-02 06:39:30,869 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2021-06-02 06:39:30,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-06-02 06:39:30,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-06-02 06:39:30,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-06-02 06:39:30,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 06:39:30" (1/1) ...
[2021-06-02 06:39:30,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52da816c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:39:30, skipping insertion in model container
[2021-06-02 06:39:30,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 06:39:30" (1/1) ...
[2021-06-02 06:39:30,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-06-02 06:39:30,912 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-06-02 06:39:31,003 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe032_tso.opt.i[949,962]
[2021-06-02 06:39:31,145 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-06-02 06:39:31,151 INFO L203 MainTranslator]: Completed pre-run
[2021-06-02 06:39:31,159 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe032_tso.opt.i[949,962]
[2021-06-02 06:39:31,184 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-06-02 06:39:31,230 INFO L208 MainTranslator]: Completed translation
[2021-06-02 06:39:31,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:39:31 WrapperNode
[2021-06-02 06:39:31,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-06-02 06:39:31,231 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-06-02 06:39:31,231 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-06-02 06:39:31,231 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2021-06-02 06:39:31,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:39:31" (1/1) ...
[2021-06-02 06:39:31,243 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:39:31" (1/1) ...
[2021-06-02 06:39:31,255 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-06-02 06:39:31,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-06-02 06:39:31,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-06-02 06:39:31,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-06-02 06:39:31,260 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:39:31" (1/1) ...
[2021-06-02 06:39:31,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:39:31" (1/1) ...
[2021-06-02 06:39:31,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:39:31" (1/1) ...
[2021-06-02 06:39:31,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:39:31" (1/1) ...
[2021-06-02 06:39:31,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:39:31" (1/1) ...
[2021-06-02 06:39:31,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:39:31" (1/1) ...
[2021-06-02 06:39:31,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:39:31" (1/1) ...
[2021-06-02 06:39:31,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-06-02 06:39:31,270 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-06-02 06:39:31,270 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-06-02 06:39:31,270 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-06-02 06:39:31,271 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:39:31" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-06-02 06:39:31,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2021-06-02 06:39:31,343 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2021-06-02 06:39:31,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-06-02 06:39:31,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-06-02 06:39:31,343 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2021-06-02 06:39:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2021-06-02 06:39:31,343 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2021-06-02 06:39:31,344 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2021-06-02 06:39:31,344 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2021-06-02 06:39:31,344 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2021-06-02 06:39:31,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2021-06-02 06:39:31,344 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2021-06-02 06:39:31,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-06-02 06:39:31,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-06-02 06:39:31,346 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-06-02 06:39:31,667 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-06-02 06:39:31,667 INFO L299 CfgBuilder]: Removed 8 assume(true) statements.
[2021-06-02 06:39:31,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 06:39:31 BoogieIcfgContainer
[2021-06-02 06:39:31,670 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-06-02 06:39:31,671 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-06-02 06:39:31,671 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2021-06-02 06:39:31,673 INFO L275 PluginConnector]: TraceAbstraction initialized
[2021-06-02 06:39:31,673 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.06 06:39:30" (1/3) ...
[2021-06-02 06:39:31,673 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47ef7130 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 06:39:31, skipping insertion in model container
[2021-06-02 06:39:31,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:39:31" (2/3) ...
[2021-06-02 06:39:31,674 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47ef7130 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 06:39:31, skipping insertion in model container
[2021-06-02 06:39:31,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 06:39:31" (3/3) ...
[2021-06-02 06:39:31,675 INFO L111 eAbstractionObserver]: Analyzing ICFG safe032_tso.opt.i
[2021-06-02 06:39:31,679 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2021-06-02 06:39:31,679 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-06-02 06:39:31,679 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2021-06-02 06:39:31,679 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-06-02 06:39:31,708 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,708 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,708 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,708 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,709 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,709 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,710 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,710 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,710 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,710 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,711 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,711 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,711 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,712 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,713 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,713 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,714 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,714 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,714 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,714 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,714 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,714 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,714 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,714 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,715 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,715 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,715 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,715 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,715 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,715 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,717 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,717 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,717 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,717 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,721 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,721 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,721 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,721 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,723 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,723 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,723 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,723 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:39:31,726 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2021-06-02 06:39:31,741 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations.
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2021-06-02 06:39:31,782 INFO L378 AbstractCegarLoop]: Interprodecural is true
[2021-06-02 06:39:31,782 INFO L379 AbstractCegarLoop]: Hoare is false
[2021-06-02 06:39:31,782 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP
[2021-06-02 06:39:31,782 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-06-02 06:39:31,782 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-06-02 06:39:31,782 INFO L383 AbstractCegarLoop]: Difference is false
[2021-06-02 06:39:31,782 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-06-02 06:39:31,782 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start========
[2021-06-02 06:39:31,948 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-02 06:39:31,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-02 06:39:31,954 INFO L82 PathProgramCache]: Analyzing trace with hash 2015733592, now seen corresponding path program 1 times
[2021-06-02 06:39:31,962 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-02 06:39:31,962 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536780841]
[2021-06-02 06:39:31,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-02 06:39:32,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-02 06:39:32,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-02 06:39:32,257 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-02 06:39:32,257 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536780841]
[2021-06-02 06:39:32,258 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536780841] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-02 06:39:32,258 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-02 06:39:32,259 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-06-02 06:39:32,259 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640936458]
[2021-06-02 06:39:32,263 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-06-02 06:39:32,263 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-02 06:39:32,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-06-02 06:39:32,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2021-06-02 06:39:32,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 06:39:32,276 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-06-02 06:39:32,280 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 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)
[2021-06-02 06:39:32,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 06:39:32,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2021-06-02 06:39:32,632 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-06-02 06:39:32,632 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-02 06:39:32,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-02 06:39:32,635 INFO L82 PathProgramCache]: Analyzing trace with hash -140675393, now seen corresponding path program 1 times
[2021-06-02 06:39:32,636 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-02 06:39:32,636 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35392394]
[2021-06-02 06:39:32,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-02 06:39:32,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-02 06:39:32,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-02 06:39:32,748 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-02 06:39:32,748 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35392394]
[2021-06-02 06:39:32,748 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35392394] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-02 06:39:32,748 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-02 06:39:32,748 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-06-02 06:39:32,748 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113661191]
[2021-06-02 06:39:32,749 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-06-02 06:39:32,749 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-02 06:39:32,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-06-02 06:39:32,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-06-02 06:39:32,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 06:39:32,750 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-06-02 06:39:32,750 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 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)
[2021-06-02 06:39:32,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states.
[2021-06-02 06:39:32,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 06:39:32,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2021-06-02 06:39:32,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2021-06-02 06:39:32,896 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-06-02 06:39:32,896 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-02 06:39:32,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-02 06:39:32,902 INFO L82 PathProgramCache]: Analyzing trace with hash 812493909, now seen corresponding path program 1 times
[2021-06-02 06:39:32,902 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-02 06:39:32,902 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950535884]
[2021-06-02 06:39:32,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-02 06:39:32,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-02 06:39:33,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-02 06:39:33,001 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-02 06:39:33,001 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950535884]
[2021-06-02 06:39:33,001 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950535884] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-02 06:39:33,002 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-02 06:39:33,002 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2021-06-02 06:39:33,003 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35475814]
[2021-06-02 06:39:33,003 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states
[2021-06-02 06:39:33,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-02 06:39:33,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-06-02 06:39:33,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2021-06-02 06:39:33,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 06:39:33,004 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-06-02 06:39:33,004 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-02 06:39:33,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states.
[2021-06-02 06:39:33,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states.
[2021-06-02 06:39:33,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 06:39:33,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2021-06-02 06:39:33,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2021-06-02 06:39:33,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2021-06-02 06:39:33,222 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2021-06-02 06:39:33,228 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2021-06-02 06:39:33,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.06 06:39:33 BasicIcfg
[2021-06-02 06:39:33,229 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-06-02 06:39:33,230 INFO L168 Benchmark]: Toolchain (without parser) took 2360.27 ms. Allocated memory is still 333.4 MB. Free memory was 296.1 MB in the beginning and 127.4 MB in the end (delta: 168.7 MB). Peak memory consumption was 169.9 MB. Max. memory is 16.0 GB.
[2021-06-02 06:39:33,230 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 333.4 MB. Free memory was 314.2 MB in the beginning and 314.1 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB.
[2021-06-02 06:39:33,230 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.08 ms. Allocated memory is still 333.4 MB. Free memory was 295.9 MB in the beginning and 296.1 MB in the end (delta: -199.6 kB). Peak memory consumption was 7.4 MB. Max. memory is 16.0 GB.
[2021-06-02 06:39:33,231 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.43 ms. Allocated memory is still 333.4 MB. Free memory was 296.1 MB in the beginning and 294.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
[2021-06-02 06:39:33,231 INFO L168 Benchmark]: Boogie Preprocessor took 13.89 ms. Allocated memory is still 333.4 MB. Free memory was 294.0 MB in the beginning and 293.0 MB in the end (delta: 995.8 kB). There was no memory consumed. Max. memory is 16.0 GB.
[2021-06-02 06:39:33,231 INFO L168 Benchmark]: RCFGBuilder took 399.96 ms. Allocated memory is still 333.4 MB. Free memory was 293.0 MB in the beginning and 267.8 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB.
[2021-06-02 06:39:33,231 INFO L168 Benchmark]: TraceAbstraction took 1558.16 ms. Allocated memory is still 333.4 MB. Free memory was 267.8 MB in the beginning and 127.4 MB in the end (delta: 140.4 MB). Peak memory consumption was 143.5 MB. Max. memory is 16.0 GB.
[2021-06-02 06:39:33,233 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.09 ms. Allocated memory is still 333.4 MB. Free memory was 314.2 MB in the beginning and 314.1 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB.
* CACSL2BoogieTranslator took 359.08 ms. Allocated memory is still 333.4 MB. Free memory was 295.9 MB in the beginning and 296.1 MB in the end (delta: -199.6 kB). Peak memory consumption was 7.4 MB. Max. memory is 16.0 GB.
* Boogie Procedure Inliner took 24.43 ms. Allocated memory is still 333.4 MB. Free memory was 296.1 MB in the beginning and 294.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
* Boogie Preprocessor took 13.89 ms. Allocated memory is still 333.4 MB. Free memory was 294.0 MB in the beginning and 293.0 MB in the end (delta: 995.8 kB). There was no memory consumed. Max. memory is 16.0 GB.
* RCFGBuilder took 399.96 ms. Allocated memory is still 333.4 MB. Free memory was 293.0 MB in the beginning and 267.8 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB.
* TraceAbstraction took 1558.16 ms. Allocated memory is still 333.4 MB. Free memory was 267.8 MB in the beginning and 127.4 MB in the end (delta: 140.4 MB). Peak memory consumption was 143.5 MB. Max. memory is 16.0 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Independence relation benchmarks
ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1697, positive: 1622, positive conditional: 1622, positive unconditional: 0, negative: 75, negative conditional: 75, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1685, positive: 1622, positive conditional: 1622, positive unconditional: 0, negative: 63, negative conditional: 63, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10816, positive: 10621, positive conditional: 0, positive unconditional: 10621, negative: 195, negative conditional: 0, negative unconditional: 195, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2597, positive: 2550, positive conditional: 0, positive unconditional: 2550, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2597, positive: 2528, positive conditional: 0, positive unconditional: 2528, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 69, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 32, positive conditional: 10, positive unconditional: 22, negative: 51, negative conditional: 4, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 165, positive: 74, positive conditional: 12, positive unconditional: 62, negative: 91, negative conditional: 6, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10816, positive: 8071, positive conditional: 0, positive unconditional: 8071, negative: 148, negative conditional: 0, negative unconditional: 148, unknown: 2597, unknown conditional: 0, unknown unconditional: 2597] , Statistics on independence cache: Total cache size (in pairs): 2611, Positive cache size: 2560, Positive conditional cache size: 10, Positive unconditional cache size: 2550, Negative cache size: 51, Negative conditional cache size: 4, Negative unconditional cache size: 47, SemanticConditionEliminator.Independence Queries: [ total: 238, positive: 55, positive conditional: 55, positive unconditional: 0, negative: 183, negative conditional: 9, negative unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 238, positive: 55, positive conditional: 55, positive unconditional: 0, negative: 183, negative conditional: 9, negative unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 32, positive conditional: 10, positive unconditional: 22, negative: 51, negative conditional: 4, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 165, positive: 74, positive conditional: 12, positive unconditional: 62, negative: 91, negative conditional: 6, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 238, positive: 45, positive conditional: 45, positive unconditional: 0, negative: 179, negative conditional: 5, negative unconditional: 174, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2611, Positive cache size: 2560, Positive conditional cache size: 10, Positive unconditional cache size: 2550, Negative cache size: 51, Negative conditional cache size: 4, Negative unconditional cache size: 47, Eliminated conditions: 174, SemanticConditionEliminator.Independence Queries: [ total: 238, positive: 55, positive conditional: 55, positive unconditional: 0, negative: 183, negative conditional: 9, negative unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 238, positive: 55, positive conditional: 55, positive unconditional: 0, negative: 183, negative conditional: 9, negative unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 32, positive conditional: 10, positive unconditional: 22, negative: 51, negative conditional: 4, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 165, positive: 74, positive conditional: 12, positive unconditional: 62, negative: 91, negative conditional: 6, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 238, positive: 45, positive conditional: 45, positive unconditional: 0, negative: 179, negative conditional: 5, negative unconditional: 174, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2611, Positive cache size: 2560, Positive conditional cache size: 10, Positive unconditional cache size: 2550, Negative cache size: 51, Negative conditional cache size: 4, Negative unconditional cache size: 47, Eliminated conditions: 174, SemanticConditionEliminator.Independence Queries: [ total: 238, positive: 55, positive conditional: 55, positive unconditional: 0, negative: 183, negative conditional: 9, negative unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 238, positive: 55, positive conditional: 55, positive unconditional: 0, negative: 183, negative conditional: 9, negative unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 32, positive conditional: 10, positive unconditional: 22, negative: 51, negative conditional: 4, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 165, positive: 74, positive conditional: 12, positive unconditional: 62, negative: 91, negative conditional: 6, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 238, positive: 45, positive conditional: 45, positive unconditional: 0, negative: 179, negative conditional: 5, negative unconditional: 174, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2611, Positive cache size: 2560, Positive conditional cache size: 10, Positive unconditional cache size: 2550, Negative cache size: 51, Negative conditional cache size: 4, Negative unconditional cache size: 47, Eliminated conditions: 174 ], Maximal queried relation: 3, Independence queries for same thread: 12
- StatisticsResult: Persistent set benchmarks
Persistent set computation time[ms]: 421, Number of persistent set computation: 841, Number of trivial persistent sets: 599, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 10816, positive: 10621, positive conditional: 0, positive unconditional: 10621, negative: 195, negative conditional: 0, negative unconditional: 195, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2597, positive: 2550, positive conditional: 0, positive unconditional: 2550, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2597, positive: 2528, positive conditional: 0, positive unconditional: 2528, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 69, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 83, positive: 32, positive conditional: 10, positive unconditional: 22, negative: 51, negative conditional: 4, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 165, positive: 74, positive conditional: 12, positive unconditional: 62, negative: 91, negative conditional: 6, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10816, positive: 8071, positive conditional: 0, positive unconditional: 8071, negative: 148, negative conditional: 0, negative unconditional: 148, unknown: 2597, unknown conditional: 0, unknown unconditional: 2597] , Statistics on independence cache: Total cache size (in pairs): 2611, Positive cache size: 2560, Positive conditional cache size: 10, Positive unconditional cache size: 2550, Negative cache size: 51, Negative conditional cache size: 4, Negative unconditional cache size: 47
- PositiveResult [Line: 18]: call to reach_error is unreachable
For all program executions holds that call to reach_error is unreachable at this location
- StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances
CFG has 7 procedures, 106 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1474.9ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7.5ms, PartialOrderReductionTime: 871.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 29, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 11.6ms SsaConstructionTime, 97.5ms SatisfiabilityAnalysisTime, 328.4ms InterpolantComputationTime, 162 NumberOfCodeBlocks, 162 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 159 ConstructedInterpolants, 0 QuantifiedInterpolants, 859 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
- AllSpecificationsHoldResult: All specifications hold
1 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
Received shutdown request...