/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-Persistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe020_pso.opt.i
--------------------------------------------------------------------------------
This is Ultimate 0.2.1-98707888a4ba860d5b57d27ee0e051c5b948cbbf-9870788
[2021-06-02 04:31:50,595 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-06-02 04:31:50,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-06-02 04:31:50,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-06-02 04:31:50,619 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-06-02 04:31:50,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-06-02 04:31:50,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-06-02 04:31:50,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2021-06-02 04:31:50,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-06-02 04:31:50,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-06-02 04:31:50,640 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-06-02 04:31:50,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-06-02 04:31:50,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-06-02 04:31:50,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-06-02 04:31:50,643 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-06-02 04:31:50,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-06-02 04:31:50,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-06-02 04:31:50,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-06-02 04:31:50,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-06-02 04:31:50,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-06-02 04:31:50,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-06-02 04:31:50,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-06-02 04:31:50,653 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-06-02 04:31:50,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-06-02 04:31:50,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-06-02 04:31:50,658 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-06-02 04:31:50,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-06-02 04:31:50,658 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-06-02 04:31:50,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-06-02 04:31:50,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-06-02 04:31:50,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-06-02 04:31:50,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-06-02 04:31:50,660 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
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[2021-06-02 04:31:50,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-06-02 04:31:50,661 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2021-06-02 04:31:50,661 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-06-02 04:31:50,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-06-02 04:31:50,662 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
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[2021-06-02 04:31:50,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-06-02 04:31:50,668 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-Persistent-NoLbe.epf
[2021-06-02 04:31:50,693 INFO L113 SettingsManager]: Loading preferences was successful
[2021-06-02 04:31:50,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-06-02 04:31:50,693 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-06-02 04:31:50,694 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-06-02 04:31:50,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-06-02 04:31:50,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-06-02 04:31:50,695 INFO L138 SettingsManager]: * Use SBE=true
[2021-06-02 04:31:50,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-06-02 04:31:50,696 INFO L138 SettingsManager]: * sizeof long=4
[2021-06-02 04:31:50,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-06-02 04:31:50,696 INFO L138 SettingsManager]: * sizeof POINTER=4
[2021-06-02 04:31:50,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-06-02 04:31:50,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2021-06-02 04:31:50,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-06-02 04:31:50,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2021-06-02 04:31:50,697 INFO L138 SettingsManager]: * sizeof long double=12
[2021-06-02 04:31:50,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-06-02 04:31:50,697 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-06-02 04:31:50,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2021-06-02 04:31:50,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-06-02 04:31:50,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-06-02 04:31:50,697 INFO L138 SettingsManager]: * To the following directory=./dump/
[2021-06-02 04:31:50,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2021-06-02 04:31:50,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-06-02 04:31:50,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-06-02 04:31:50,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2021-06-02 04:31:50,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-06-02 04:31:50,698 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2021-06-02 04:31:50,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-06-02 04:31:50,698 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF
[2021-06-02 04:31:50,698 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2021-06-02 04:31:50,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-06-02 04:31:50,698 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS
[2021-06-02 04:31:50,699 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2021-06-02 04:31:50,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-06-02 04:31:50,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-06-02 04:31:50,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-06-02 04:31:50,936 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-06-02 04:31:50,936 INFO L275 PluginConnector]: CDTParser initialized
[2021-06-02 04:31:50,937 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe020_pso.opt.i
[2021-06-02 04:31:50,978 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d413b9289/313f8c87ab9b4307a7c3420cfeaf1508/FLAGef4f69581
[2021-06-02 04:31:51,367 INFO L306 CDTParser]: Found 1 translation units.
[2021-06-02 04:31:51,367 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe020_pso.opt.i
[2021-06-02 04:31:51,378 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d413b9289/313f8c87ab9b4307a7c3420cfeaf1508/FLAGef4f69581
[2021-06-02 04:31:51,387 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d413b9289/313f8c87ab9b4307a7c3420cfeaf1508
[2021-06-02 04:31:51,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-06-02 04:31:51,390 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2021-06-02 04:31:51,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-06-02 04:31:51,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-06-02 04:31:51,393 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-06-02 04:31:51,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 04:31:51" (1/1) ...
[2021-06-02 04:31:51,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b5bfd58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 04:31:51, skipping insertion in model container
[2021-06-02 04:31:51,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 04:31:51" (1/1) ...
[2021-06-02 04:31:51,399 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-06-02 04:31:51,437 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-06-02 04:31:51,558 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/safe020_pso.opt.i[949,962]
[2021-06-02 04:31:51,654 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-06-02 04:31:51,659 INFO L203 MainTranslator]: Completed pre-run
[2021-06-02 04:31:51,665 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/safe020_pso.opt.i[949,962]
[2021-06-02 04:31:51,684 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-06-02 04:31:51,730 INFO L208 MainTranslator]: Completed translation
[2021-06-02 04:31:51,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 04:31:51 WrapperNode
[2021-06-02 04:31:51,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-06-02 04:31:51,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-06-02 04:31:51,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-06-02 04:31:51,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2021-06-02 04:31:51,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 04:31:51" (1/1) ...
[2021-06-02 04:31:51,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 04:31:51" (1/1) ...
[2021-06-02 04:31:51,755 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-06-02 04:31:51,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-06-02 04:31:51,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-06-02 04:31:51,755 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-06-02 04:31:51,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 04:31:51" (1/1) ...
[2021-06-02 04:31:51,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 04:31:51" (1/1) ...
[2021-06-02 04:31:51,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 04:31:51" (1/1) ...
[2021-06-02 04:31:51,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 04:31:51" (1/1) ...
[2021-06-02 04:31:51,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 04:31:51" (1/1) ...
[2021-06-02 04:31:51,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 04:31:51" (1/1) ...
[2021-06-02 04:31:51,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 04:31:51" (1/1) ...
[2021-06-02 04:31:51,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-06-02 04:31:51,769 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-06-02 04:31:51,769 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-06-02 04:31:51,769 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-06-02 04:31:51,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 04:31:51" (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 04:31:51,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2021-06-02 04:31:51,825 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2021-06-02 04:31:51,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-06-02 04:31:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-06-02 04:31:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2021-06-02 04:31:51,827 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2021-06-02 04:31:51,827 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2021-06-02 04:31:51,827 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2021-06-02 04:31:51,827 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2021-06-02 04:31:51,827 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2021-06-02 04:31:51,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2021-06-02 04:31:51,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2021-06-02 04:31:51,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-06-02 04:31:51,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-06-02 04:31:51,829 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 04:31:52,079 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-06-02 04:31:52,079 INFO L299 CfgBuilder]: Removed 8 assume(true) statements.
[2021-06-02 04:31:52,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 04:31:52 BoogieIcfgContainer
[2021-06-02 04:31:52,081 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-06-02 04:31:52,082 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-06-02 04:31:52,082 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2021-06-02 04:31:52,084 INFO L275 PluginConnector]: TraceAbstraction initialized
[2021-06-02 04:31:52,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.06 04:31:51" (1/3) ...
[2021-06-02 04:31:52,084 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77b7c09b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 04:31:52, skipping insertion in model container
[2021-06-02 04:31:52,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 04:31:51" (2/3) ...
[2021-06-02 04:31:52,084 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77b7c09b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 04:31:52, skipping insertion in model container
[2021-06-02 04:31:52,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 04:31:52" (3/3) ...
[2021-06-02 04:31:52,085 INFO L111 eAbstractionObserver]: Analyzing ICFG safe020_pso.opt.i
[2021-06-02 04:31:52,094 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2021-06-02 04:31:52,095 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-06-02 04:31:52,095 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2021-06-02 04:31:52,095 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-06-02 04:31:52,120 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,120 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,121 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,121 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,122 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,122 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,123 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,123 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,124 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,124 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,124 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,124 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,125 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,125 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,125 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,125 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,125 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,126 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,127 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,127 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,128 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,128 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,128 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,128 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,128 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,128 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,129 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,129 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,129 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,129 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,132 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,132 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,132 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,133 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,134 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,135 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,135 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,135 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,139 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,140 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,143 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,143 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 04:31:52,146 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2021-06-02 04:31:52,160 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 04:31:52,223 INFO L378 AbstractCegarLoop]: Interprodecural is true
[2021-06-02 04:31:52,223 INFO L379 AbstractCegarLoop]: Hoare is false
[2021-06-02 04:31:52,223 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP
[2021-06-02 04:31:52,223 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-06-02 04:31:52,224 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-06-02 04:31:52,224 INFO L383 AbstractCegarLoop]: Difference is false
[2021-06-02 04:31:52,224 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-06-02 04:31:52,224 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start========
[2021-06-02 04:31:52,428 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-02 04:31:52,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-02 04:31:52,432 INFO L82 PathProgramCache]: Analyzing trace with hash 1979299627, now seen corresponding path program 1 times
[2021-06-02 04:31:52,437 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-02 04:31:52,437 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608162475]
[2021-06-02 04:31:52,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-02 04:31:52,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-02 04:31:52,605 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 04:31:52,606 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-02 04:31:52,606 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608162475]
[2021-06-02 04:31:52,607 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608162475] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-02 04:31:52,607 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-02 04:31:52,607 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-06-02 04:31:52,607 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914332323]
[2021-06-02 04:31:52,611 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states
[2021-06-02 04:31:52,611 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-02 04:31:52,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2021-06-02 04:31:52,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2021-06-02 04:31:52,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:52,622 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-06-02 04:31:52,623 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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 04:31:52,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:52,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:52,638 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-06-02 04:31:52,638 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-02 04:31:52,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-02 04:31:52,641 INFO L82 PathProgramCache]: Analyzing trace with hash 1333187383, now seen corresponding path program 1 times
[2021-06-02 04:31:52,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-02 04:31:52,642 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689739647]
[2021-06-02 04:31:52,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-02 04:31:52,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-02 04:31:52,761 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 04:31:52,761 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-02 04:31:52,761 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689739647]
[2021-06-02 04:31:52,761 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689739647] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-02 04:31:52,762 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-02 04:31:52,762 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-06-02 04:31:52,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136996572]
[2021-06-02 04:31:52,763 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-06-02 04:31:52,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-02 04:31:52,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-06-02 04:31:52,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-06-02 04:31:52,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:52,764 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-06-02 04:31:52,764 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 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 04:31:52,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:52,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:52,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:52,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:52,953 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-06-02 04:31:52,953 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-02 04:31:52,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-02 04:31:52,954 INFO L82 PathProgramCache]: Analyzing trace with hash -437139272, now seen corresponding path program 1 times
[2021-06-02 04:31:52,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-02 04:31:52,954 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686568292]
[2021-06-02 04:31:52,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-02 04:31:52,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-02 04:31:53,049 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 04:31:53,049 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-02 04:31:53,049 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686568292]
[2021-06-02 04:31:53,049 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686568292] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-02 04:31:53,049 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-02 04:31:53,050 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-06-02 04:31:53,050 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468350358]
[2021-06-02 04:31:53,056 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-06-02 04:31:53,056 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-02 04:31:53,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-06-02 04:31:53,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-06-02 04:31:53,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:53,057 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-06-02 04:31:53,057 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-02 04:31:53,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:53,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:53,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:53,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:53,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:53,269 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2021-06-02 04:31:53,270 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-02 04:31:53,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-02 04:31:53,270 INFO L82 PathProgramCache]: Analyzing trace with hash 399660202, now seen corresponding path program 1 times
[2021-06-02 04:31:53,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-02 04:31:53,270 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423155325]
[2021-06-02 04:31:53,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-02 04:31:53,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-02 04:31:53,333 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 04:31:53,333 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-02 04:31:53,333 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423155325]
[2021-06-02 04:31:53,334 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423155325] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-02 04:31:53,334 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-02 04:31:53,334 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-06-02 04:31:53,334 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101435575]
[2021-06-02 04:31:53,334 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-06-02 04:31:53,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-02 04:31:53,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-06-02 04:31:53,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-06-02 04:31:53,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:53,335 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-06-02 04:31:53,335 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 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 04:31:53,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:53,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:53,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:53,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:53,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:53,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:53,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:53,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2021-06-02 04:31:53,446 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2021-06-02 04:31:53,446 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-02 04:31:53,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-02 04:31:53,447 INFO L82 PathProgramCache]: Analyzing trace with hash -634585483, now seen corresponding path program 1 times
[2021-06-02 04:31:53,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-02 04:31:53,447 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281936354]
[2021-06-02 04:31:53,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-02 04:31:53,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-02 04:31:53,520 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 04:31:53,520 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-02 04:31:53,520 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281936354]
[2021-06-02 04:31:53,520 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281936354] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-02 04:31:53,520 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-02 04:31:53,521 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-06-02 04:31:53,521 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378543547]
[2021-06-02 04:31:53,521 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-06-02 04:31:53,521 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-02 04:31:53,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-06-02 04:31:53,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2021-06-02 04:31:53,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:53,521 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-06-02 04:31:53,522 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 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 04:31:53,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:53,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:53,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:53,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states.
[2021-06-02 04:31:53,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:53,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:53,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:53,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:53,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2021-06-02 04:31:53,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2021-06-02 04:31:53,666 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2021-06-02 04:31:53,666 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-02 04:31:53,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-02 04:31:53,666 INFO L82 PathProgramCache]: Analyzing trace with hash 240190577, now seen corresponding path program 1 times
[2021-06-02 04:31:53,667 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-02 04:31:53,667 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405595688]
[2021-06-02 04:31:53,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-02 04:31:53,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-02 04:31:53,748 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 04:31:53,749 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-02 04:31:53,749 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405595688]
[2021-06-02 04:31:53,749 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405595688] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-02 04:31:53,749 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-02 04:31:53,749 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2021-06-02 04:31:53,749 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756539867]
[2021-06-02 04:31:53,750 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states
[2021-06-02 04:31:53,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-02 04:31:53,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-06-02 04:31:53,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2021-06-02 04:31:53,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:53,750 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-06-02 04:31:53,751 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 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 04:31:53,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:53,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:53,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:53,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states.
[2021-06-02 04:31:53,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states.
[2021-06-02 04:31:53,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:53,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:53,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:53,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:53,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2021-06-02 04:31:53,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2021-06-02 04:31:53,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states.
[2021-06-02 04:31:53,941 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2021-06-02 04:31:53,941 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-02 04:31:53,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-02 04:31:53,942 INFO L82 PathProgramCache]: Analyzing trace with hash 1376263886, now seen corresponding path program 1 times
[2021-06-02 04:31:53,942 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-02 04:31:53,942 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813266336]
[2021-06-02 04:31:53,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-02 04:31:53,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-02 04:31:54,058 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 04:31:54,059 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-02 04:31:54,059 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813266336]
[2021-06-02 04:31:54,059 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813266336] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-02 04:31:54,061 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-02 04:31:54,061 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-06-02 04:31:54,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938852980]
[2021-06-02 04:31:54,062 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-06-02 04:31:54,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-02 04:31:54,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-06-02 04:31:54,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-06-02 04:31:54,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:54,063 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-06-02 04:31:54,063 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 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 04:31:54,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:54,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:54,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:54,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states.
[2021-06-02 04:31:54,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states.
[2021-06-02 04:31:54,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states.
[2021-06-02 04:31:54,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:54,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:54,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:54,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:54,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2021-06-02 04:31:54,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2021-06-02 04:31:54,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states.
[2021-06-02 04:31:54,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2021-06-02 04:31:54,316 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2021-06-02 04:31:54,316 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-02 04:31:54,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-02 04:31:54,316 INFO L82 PathProgramCache]: Analyzing trace with hash 154822222, now seen corresponding path program 2 times
[2021-06-02 04:31:54,316 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-02 04:31:54,316 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373031442]
[2021-06-02 04:31:54,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-02 04:31:54,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-02 04:31:54,395 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 04:31:54,395 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-02 04:31:54,395 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373031442]
[2021-06-02 04:31:54,395 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373031442] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-02 04:31:54,395 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-02 04:31:54,395 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-06-02 04:31:54,395 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052517647]
[2021-06-02 04:31:54,396 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-06-02 04:31:54,396 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-02 04:31:54,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-06-02 04:31:54,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2021-06-02 04:31:54,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:54,396 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-06-02 04:31:54,396 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 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 04:31:54,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:54,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:54,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:54,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states.
[2021-06-02 04:31:54,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states.
[2021-06-02 04:31:54,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states.
[2021-06-02 04:31:54,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states.
[2021-06-02 04:31:54,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:54,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:54,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:54,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:54,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2021-06-02 04:31:54,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2021-06-02 04:31:54,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states.
[2021-06-02 04:31:54,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2021-06-02 04:31:54,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2021-06-02 04:31:54,593 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2021-06-02 04:31:54,593 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-02 04:31:54,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-02 04:31:54,593 INFO L82 PathProgramCache]: Analyzing trace with hash -1289850576, now seen corresponding path program 3 times
[2021-06-02 04:31:54,593 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-02 04:31:54,593 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757999881]
[2021-06-02 04:31:54,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-02 04:31:54,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-02 04:31:54,685 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 04:31:54,686 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-02 04:31:54,686 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757999881]
[2021-06-02 04:31:54,686 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757999881] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-02 04:31:54,686 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-02 04:31:54,686 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2021-06-02 04:31:54,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573978024]
[2021-06-02 04:31:54,686 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states
[2021-06-02 04:31:54,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-02 04:31:54,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-06-02 04:31:54,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2021-06-02 04:31:54,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:54,688 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-06-02 04:31:54,689 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 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 04:31:54,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:54,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:54,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:54,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states.
[2021-06-02 04:31:54,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states.
[2021-06-02 04:31:54,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states.
[2021-06-02 04:31:54,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states.
[2021-06-02 04:31:54,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states.
[2021-06-02 04:31:54,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:55,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-06-02 04:31:55,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:55,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2021-06-02 04:31:55,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2021-06-02 04:31:55,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2021-06-02 04:31:55,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states.
[2021-06-02 04:31:55,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2021-06-02 04:31:55,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2021-06-02 04:31:55,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2021-06-02 04:31:55,104 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2021-06-02 04:31:55,116 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2021-06-02 04:31:55,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.06 04:31:55 BasicIcfg
[2021-06-02 04:31:55,119 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-06-02 04:31:55,119 INFO L168 Benchmark]: Toolchain (without parser) took 3729.40 ms. Allocated memory was 388.0 MB in the beginning and 465.6 MB in the end (delta: 77.6 MB). Free memory was 350.5 MB in the beginning and 328.7 MB in the end (delta: 21.8 MB). Peak memory consumption was 100.6 MB. Max. memory is 16.0 GB.
[2021-06-02 04:31:55,120 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 388.0 MB. Free memory is still 368.6 MB. There was no memory consumed. Max. memory is 16.0 GB.
[2021-06-02 04:31:55,120 INFO L168 Benchmark]: CACSL2BoogieTranslator took 339.71 ms. Allocated memory is still 388.0 MB. Free memory was 350.3 MB in the beginning and 349.7 MB in the end (delta: 672.6 kB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB.
[2021-06-02 04:31:55,120 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.06 ms. Allocated memory is still 388.0 MB. Free memory was 349.7 MB in the beginning and 347.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
[2021-06-02 04:31:55,122 INFO L168 Benchmark]: Boogie Preprocessor took 12.99 ms. Allocated memory is still 388.0 MB. Free memory was 347.6 MB in the beginning and 346.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
[2021-06-02 04:31:55,122 INFO L168 Benchmark]: RCFGBuilder took 312.09 ms. Allocated memory is still 388.0 MB. Free memory was 346.5 MB in the beginning and 320.3 MB in the end (delta: 26.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB.
[2021-06-02 04:31:55,123 INFO L168 Benchmark]: TraceAbstraction took 3037.00 ms. Allocated memory was 388.0 MB in the beginning and 465.6 MB in the end (delta: 77.6 MB). Free memory was 319.2 MB in the beginning and 328.7 MB in the end (delta: -9.5 MB). Peak memory consumption was 70.2 MB. Max. memory is 16.0 GB.
[2021-06-02 04:31:55,123 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 388.0 MB. Free memory is still 368.6 MB. There was no memory consumed. Max. memory is 16.0 GB.
* CACSL2BoogieTranslator took 339.71 ms. Allocated memory is still 388.0 MB. Free memory was 350.3 MB in the beginning and 349.7 MB in the end (delta: 672.6 kB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB.
* Boogie Procedure Inliner took 24.06 ms. Allocated memory is still 388.0 MB. Free memory was 349.7 MB in the beginning and 347.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
* Boogie Preprocessor took 12.99 ms. Allocated memory is still 388.0 MB. Free memory was 347.6 MB in the beginning and 346.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
* RCFGBuilder took 312.09 ms. Allocated memory is still 388.0 MB. Free memory was 346.5 MB in the beginning and 320.3 MB in the end (delta: 26.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB.
* TraceAbstraction took 3037.00 ms. Allocated memory was 388.0 MB in the beginning and 465.6 MB in the end (delta: 77.6 MB). Free memory was 319.2 MB in the beginning and 328.7 MB in the end (delta: -9.5 MB). Peak memory consumption was 70.2 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10454, positive: 10379, positive conditional: 0, positive unconditional: 10379, negative: 75, negative conditional: 0, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2565, positive: 2532, positive conditional: 0, positive unconditional: 2532, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2565, positive: 2510, positive conditional: 0, positive unconditional: 2510, negative: 55, negative conditional: 0, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 55, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 78, positive conditional: 0, positive unconditional: 78, negative: 67, negative conditional: 0, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10454, positive: 7847, positive conditional: 0, positive unconditional: 7847, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 2565, unknown conditional: 0, unknown unconditional: 2565] , Statistics on independence cache: Total cache size (in pairs): 2565, Positive cache size: 2532, Positive conditional cache size: 0, Positive unconditional cache size: 2532, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 78, positive conditional: 0, positive unconditional: 78, negative: 67, negative conditional: 0, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2565, Positive cache size: 2532, Positive conditional cache size: 0, Positive unconditional cache size: 2532, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 78, positive conditional: 0, positive unconditional: 78, negative: 67, negative conditional: 0, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2565, Positive cache size: 2532, Positive conditional cache size: 0, Positive unconditional cache size: 2532, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 78, positive conditional: 0, positive unconditional: 78, negative: 67, negative conditional: 0, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2565, Positive cache size: 2532, Positive conditional cache size: 0, Positive unconditional cache size: 2532, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 78, positive conditional: 0, positive unconditional: 78, negative: 67, negative conditional: 0, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2565, Positive cache size: 2532, Positive conditional cache size: 0, Positive unconditional cache size: 2532, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 78, positive conditional: 0, positive unconditional: 78, negative: 67, negative conditional: 0, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2565, Positive cache size: 2532, Positive conditional cache size: 0, Positive unconditional cache size: 2532, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 78, positive conditional: 0, positive unconditional: 78, negative: 67, negative conditional: 0, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2565, Positive cache size: 2532, Positive conditional cache size: 0, Positive unconditional cache size: 2532, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 78, positive conditional: 0, positive unconditional: 78, negative: 67, negative conditional: 0, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2565, Positive cache size: 2532, Positive conditional cache size: 0, Positive unconditional cache size: 2532, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 78, positive conditional: 0, positive unconditional: 78, negative: 67, negative conditional: 0, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2565, Positive cache size: 2532, Positive conditional cache size: 0, Positive unconditional cache size: 2532, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 78, positive conditional: 0, positive unconditional: 78, negative: 67, negative conditional: 0, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2565, Positive cache size: 2532, Positive conditional cache size: 0, Positive unconditional cache size: 2532, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33, Eliminated conditions: 0 ], Maximal queried relation: -1, Independence queries for same thread: 0
- StatisticsResult: Persistent set benchmarks
Persistent set computation time[ms]: 702, Number of persistent set computation: 2264, Number of trivial persistent sets: 1119, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 10454, positive: 10379, positive conditional: 0, positive unconditional: 10379, negative: 75, negative conditional: 0, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2565, positive: 2532, positive conditional: 0, positive unconditional: 2532, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2565, positive: 2510, positive conditional: 0, positive unconditional: 2510, negative: 55, negative conditional: 0, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 55, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 78, positive conditional: 0, positive unconditional: 78, negative: 67, negative conditional: 0, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10454, positive: 7847, positive conditional: 0, positive unconditional: 7847, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 2565, unknown conditional: 0, unknown unconditional: 2565] , Statistics on independence cache: Total cache size (in pairs): 2565, Positive cache size: 2532, Positive conditional cache size: 0, Positive unconditional cache size: 2532, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33
- 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, 104 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2937.4ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.1ms, PartialOrderReductionTime: 1914.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 84, 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: 23.7ms SsaConstructionTime, 177.3ms SatisfiabilityAnalysisTime, 598.8ms InterpolantComputationTime, 492 NumberOfCodeBlocks, 492 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 483 ConstructedInterpolants, 0 QuantifiedInterpolants, 1435 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
- AllSpecificationsHoldResult: All specifications hold
1 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
Received shutdown request...