/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe013_tso.opt.i


--------------------------------------------------------------------------------


This is Ultimate 0.2.1-98707888a4ba860d5b57d27ee0e051c5b948cbbf-9870788
[2021-06-02 06:32:25,851 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-06-02 06:32:25,853 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
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[2021-06-02 06:32:25,878 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-06-02 06:32:25,879 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-06-02 06:32:25,880 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-06-02 06:32:25,882 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-06-02 06:32:25,883 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-06-02 06:32:25,884 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
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[2021-06-02 06:32:25,886 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-06-02 06:32:25,887 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-06-02 06:32:25,887 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-06-02 06:32:25,888 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-06-02 06:32:25,889 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-06-02 06:32:25,890 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-06-02 06:32:25,891 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-06-02 06:32:25,893 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-06-02 06:32:25,894 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-06-02 06:32:25,898 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-06-02 06:32:25,903 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-06-02 06:32:25,904 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-06-02 06:32:25,906 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2021-06-02 06:32:25,906 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
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[2021-06-02 06:32:25,908 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-06-02 06:32:25,909 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-06-02 06:32:25,909 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-06-02 06:32:25,910 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-06-02 06:32:25,911 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-06-02 06:32:25,911 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
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[2021-06-02 06:32:25,912 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-06-02 06:32:25,912 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-06-02 06:32:25,913 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-06-02 06:32:25,914 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleepPersistent-NoLbe.epf
[2021-06-02 06:32:25,934 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-06-02 06:32:25,934 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-06-02 06:32:25,935 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-06-02 06:32:25,935 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-06-02 06:32:25,936 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-06-02 06:32:25,936 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-06-02 06:32:25,936 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-06-02 06:32:25,936 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-06-02 06:32:25,936 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-06-02 06:32:25,936 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-06-02 06:32:25,937 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-06-02 06:32:25,937 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-06-02 06:32:25,937 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-06-02 06:32:25,937 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-06-02 06:32:25,937 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-06-02 06:32:25,937 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-06-02 06:32:25,937 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-06-02 06:32:25,937 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-06-02 06:32:25,938 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-06-02 06:32:25,938 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-06-02 06:32:25,938 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-06-02 06:32:25,938 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2021-06-02 06:32:25,938 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-06-02 06:32:25,938 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-06-02 06:32:25,938 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-06-02 06:32:25,938 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-06-02 06:32:25,939 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-06-02 06:32:25,939 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-06-02 06:32:25,939 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-06-02 06:32:25,939 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2021-06-02 06:32:25,939 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2021-06-02 06:32:25,939 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-06-02 06:32:25,939 INFO  L138        SettingsManager]:  * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_DELAY_SET
[2021-06-02 06:32:25,939 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2021-06-02 06:32:26,226 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-06-02 06:32:26,244 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-06-02 06:32:26,246 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-06-02 06:32:26,247 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-06-02 06:32:26,247 INFO  L275        PluginConnector]: CDTParser initialized
[2021-06-02 06:32:26,248 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe013_tso.opt.i
[2021-06-02 06:32:26,305 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2b91f9b3/e63292022f514a8d816ab9848b6cf0df/FLAG6413077a9
[2021-06-02 06:32:26,871 INFO  L306              CDTParser]: Found 1 translation units.
[2021-06-02 06:32:26,871 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe013_tso.opt.i
[2021-06-02 06:32:26,883 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2b91f9b3/e63292022f514a8d816ab9848b6cf0df/FLAG6413077a9
[2021-06-02 06:32:27,322 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2b91f9b3/e63292022f514a8d816ab9848b6cf0df
[2021-06-02 06:32:27,324 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-06-02 06:32:27,325 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2021-06-02 06:32:27,330 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-06-02 06:32:27,330 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-06-02 06:32:27,333 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-06-02 06:32:27,333 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 06:32:27" (1/1) ...
[2021-06-02 06:32:27,334 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47760c88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:27, skipping insertion in model container
[2021-06-02 06:32:27,334 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 06:32:27" (1/1) ...
[2021-06-02 06:32:27,343 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-06-02 06:32:27,393 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-06-02 06:32:27,507 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/safe013_tso.opt.i[949,962]
[2021-06-02 06:32:27,681 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-06-02 06:32:27,687 INFO  L203         MainTranslator]: Completed pre-run
[2021-06-02 06:32:27,695 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/safe013_tso.opt.i[949,962]
[2021-06-02 06:32:27,717 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-06-02 06:32:27,773 INFO  L208         MainTranslator]: Completed translation
[2021-06-02 06:32:27,774 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:27 WrapperNode
[2021-06-02 06:32:27,774 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-06-02 06:32:27,775 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-06-02 06:32:27,775 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-06-02 06:32:27,775 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-06-02 06:32:27,781 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:27" (1/1) ...
[2021-06-02 06:32:27,792 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:27" (1/1) ...
[2021-06-02 06:32:27,808 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-06-02 06:32:27,808 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-06-02 06:32:27,809 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-06-02 06:32:27,809 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-06-02 06:32:27,814 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:27" (1/1) ...
[2021-06-02 06:32:27,814 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:27" (1/1) ...
[2021-06-02 06:32:27,816 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:27" (1/1) ...
[2021-06-02 06:32:27,817 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:27" (1/1) ...
[2021-06-02 06:32:27,821 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:27" (1/1) ...
[2021-06-02 06:32:27,823 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:27" (1/1) ...
[2021-06-02 06:32:27,824 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:27" (1/1) ...
[2021-06-02 06:32:27,826 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-06-02 06:32:27,827 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-06-02 06:32:27,827 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-06-02 06:32:27,827 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-06-02 06:32:27,828 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:27" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-06-02 06:32:27,924 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2021-06-02 06:32:27,924 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2021-06-02 06:32:27,925 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-06-02 06:32:27,926 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-06-02 06:32:27,926 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2021-06-02 06:32:27,926 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2021-06-02 06:32:27,926 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2021-06-02 06:32:27,927 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2021-06-02 06:32:27,927 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2021-06-02 06:32:27,927 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2021-06-02 06:32:27,927 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2021-06-02 06:32:27,927 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2021-06-02 06:32:27,927 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-06-02 06:32:27,927 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-06-02 06:32:27,929 WARN  L209             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-06-02 06:32:28,333 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-06-02 06:32:28,334 INFO  L299             CfgBuilder]: Removed 8 assume(true) statements.
[2021-06-02 06:32:28,336 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 06:32:28 BoogieIcfgContainer
[2021-06-02 06:32:28,336 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-06-02 06:32:28,338 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-06-02 06:32:28,338 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-06-02 06:32:28,340 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-06-02 06:32:28,340 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.06 06:32:27" (1/3) ...
[2021-06-02 06:32:28,341 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19f3be2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 06:32:28, skipping insertion in model container
[2021-06-02 06:32:28,341 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:27" (2/3) ...
[2021-06-02 06:32:28,342 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19f3be2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 06:32:28, skipping insertion in model container
[2021-06-02 06:32:28,342 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 06:32:28" (3/3) ...
[2021-06-02 06:32:28,343 INFO  L111   eAbstractionObserver]: Analyzing ICFG safe013_tso.opt.i
[2021-06-02 06:32:28,348 WARN  L148   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2021-06-02 06:32:28,348 INFO  L214   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-06-02 06:32:28,348 INFO  L162   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2021-06-02 06:32:28,349 INFO  L471   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-06-02 06:32:28,378 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,379 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,379 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,379 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,379 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,379 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,379 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,379 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,380 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,380 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,380 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,380 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,381 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,381 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,381 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,381 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,382 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,382 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,383 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,383 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,387 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,387 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,388 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,388 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,389 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,389 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,389 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,389 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,389 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,390 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,390 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,390 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,390 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,391 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,391 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,391 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,393 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,393 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,393 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,393 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,397 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,397 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,398 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,398 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,399 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,400 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,400 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,400 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-02 06:32:28,403 INFO  L149    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2021-06-02 06:32:28,423 INFO  L255      AbstractCegarLoop]: Starting to check reachability of 4 error locations.
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2021-06-02 06:32:28,507 INFO  L378      AbstractCegarLoop]: Interprodecural is true
[2021-06-02 06:32:28,507 INFO  L379      AbstractCegarLoop]: Hoare is false
[2021-06-02 06:32:28,508 INFO  L380      AbstractCegarLoop]: Compute interpolants for FPandBP
[2021-06-02 06:32:28,508 INFO  L381      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-06-02 06:32:28,508 INFO  L382      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-06-02 06:32:28,508 INFO  L383      AbstractCegarLoop]: Difference is false
[2021-06-02 06:32:28,508 INFO  L384      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-06-02 06:32:28,508 INFO  L388      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start========
[2021-06-02 06:32:28,720 INFO  L430      AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-02 06:32:28,727 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-02 06:32:28,727 INFO  L82        PathProgramCache]: Analyzing trace with hash 369061162, now seen corresponding path program 1 times
[2021-06-02 06:32:28,735 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-02 06:32:28,735 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751045341]
[2021-06-02 06:32:28,736 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-02 06:32:28,882 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-02 06:32:29,101 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-02 06:32:29,102 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-02 06:32:29,102 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751045341]
[2021-06-02 06:32:29,102 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751045341] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-02 06:32:29,103 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-02 06:32:29,103 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-06-02 06:32:29,103 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630443540]
[2021-06-02 06:32:29,107 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-06-02 06:32:29,107 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-02 06:32:29,116 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-06-02 06:32:29,118 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-06-02 06:32:29,119 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-06-02 06:32:29,120 INFO  L482      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-06-02 06:32:29,122 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 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 06:32:29,122 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-06-02 06:32:29,453 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-06-02 06:32:29,453 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-06-02 06:32:29,453 INFO  L430      AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-02 06:32:29,456 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-02 06:32:29,456 INFO  L82        PathProgramCache]: Analyzing trace with hash 1144077419, now seen corresponding path program 1 times
[2021-06-02 06:32:29,457 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-02 06:32:29,457 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256913096]
[2021-06-02 06:32:29,457 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-02 06:32:29,512 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-02 06:32:29,647 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-02 06:32:29,647 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-02 06:32:29,647 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256913096]
[2021-06-02 06:32:29,648 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256913096] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-02 06:32:29,648 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-02 06:32:29,648 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-06-02 06:32:29,648 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627367253]
[2021-06-02 06:32:29,653 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-06-02 06:32:29,653 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-02 06:32:29,654 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-06-02 06:32:29,654 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2021-06-02 06:32:29,654 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-06-02 06:32:29,654 INFO  L482      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-06-02 06:32:29,655 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-02 06:32:29,655 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2021-06-02 06:32:29,655 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-06-02 06:32:29,863 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-06-02 06:32:29,863 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-06-02 06:32:29,864 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-06-02 06:32:29,864 INFO  L430      AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-02 06:32:29,871 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-02 06:32:29,871 INFO  L82        PathProgramCache]: Analyzing trace with hash -1012889477, now seen corresponding path program 1 times
[2021-06-02 06:32:29,871 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-02 06:32:29,871 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721295879]
[2021-06-02 06:32:29,872 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-02 06:32:29,915 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-02 06:32:30,024 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-02 06:32:30,024 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-02 06:32:30,024 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721295879]
[2021-06-02 06:32:30,025 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721295879] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-02 06:32:30,025 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-02 06:32:30,025 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-06-02 06:32:30,025 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912371598]
[2021-06-02 06:32:30,025 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-06-02 06:32:30,025 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-02 06:32:30,026 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-06-02 06:32:30,026 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-06-02 06:32:30,026 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-06-02 06:32:30,026 INFO  L482      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-06-02 06:32:30,027 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 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 06:32:30,027 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2021-06-02 06:32:30,027 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-06-02 06:32:30,027 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-06-02 06:32:30,141 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-06-02 06:32:30,141 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-06-02 06:32:30,142 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2021-06-02 06:32:30,142 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2021-06-02 06:32:30,142 INFO  L430      AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-02 06:32:30,143 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-02 06:32:30,143 INFO  L82        PathProgramCache]: Analyzing trace with hash 1386259943, now seen corresponding path program 1 times
[2021-06-02 06:32:30,143 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-02 06:32:30,143 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703752183]
[2021-06-02 06:32:30,143 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-02 06:32:30,158 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-02 06:32:30,237 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-02 06:32:30,238 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-02 06:32:30,238 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703752183]
[2021-06-02 06:32:30,238 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703752183] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-02 06:32:30,238 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-02 06:32:30,238 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2021-06-02 06:32:30,238 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357239374]
[2021-06-02 06:32:30,239 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 8 states
[2021-06-02 06:32:30,239 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-02 06:32:30,239 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-06-02 06:32:30,239 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2021-06-02 06:32:30,240 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-06-02 06:32:30,240 INFO  L482      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-06-02 06:32:30,240 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 06:32:30,240 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2021-06-02 06:32:30,240 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-06-02 06:32:30,240 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2021-06-02 06:32:30,240 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-06-02 06:32:30,567 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-06-02 06:32:30,567 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2021-06-02 06:32:30,567 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2021-06-02 06:32:30,568 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-06-02 06:32:30,568 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2021-06-02 06:32:30,568 INFO  L430      AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-02 06:32:30,568 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-02 06:32:30,569 INFO  L82        PathProgramCache]: Analyzing trace with hash -317829006, now seen corresponding path program 1 times
[2021-06-02 06:32:30,569 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-02 06:32:30,572 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157229399]
[2021-06-02 06:32:30,572 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-02 06:32:30,610 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-02 06:32:30,747 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-02 06:32:30,747 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-02 06:32:30,747 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157229399]
[2021-06-02 06:32:30,747 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157229399] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-02 06:32:30,748 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-02 06:32:30,748 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-06-02 06:32:30,748 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544725525]
[2021-06-02 06:32:30,749 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-06-02 06:32:30,749 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-02 06:32:30,749 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-06-02 06:32:30,750 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2021-06-02 06:32:30,750 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-06-02 06:32:30,750 INFO  L482      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-06-02 06:32:30,750 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-02 06:32:30,750 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2021-06-02 06:32:30,750 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. 
[2021-06-02 06:32:30,750 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2021-06-02 06:32:30,750 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2021-06-02 06:32:30,751 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-06-02 06:32:30,978 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-06-02 06:32:30,979 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2021-06-02 06:32:30,979 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2021-06-02 06:32:30,979 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-06-02 06:32:30,979 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2021-06-02 06:32:30,979 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2021-06-02 06:32:30,979 INFO  L430      AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-02 06:32:30,980 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-02 06:32:30,980 INFO  L82        PathProgramCache]: Analyzing trace with hash 421251304, now seen corresponding path program 2 times
[2021-06-02 06:32:30,980 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-02 06:32:30,980 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779104578]
[2021-06-02 06:32:30,980 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-02 06:32:30,992 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-02 06:32:31,078 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-02 06:32:31,078 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-02 06:32:31,079 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779104578]
[2021-06-02 06:32:31,079 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779104578] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-02 06:32:31,079 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-02 06:32:31,079 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2021-06-02 06:32:31,079 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710981006]
[2021-06-02 06:32:31,079 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 8 states
[2021-06-02 06:32:31,079 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-02 06:32:31,080 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-06-02 06:32:31,080 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2021-06-02 06:32:31,080 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-06-02 06:32:31,080 INFO  L482      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-06-02 06:32:31,080 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-02 06:32:31,080 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2021-06-02 06:32:31,081 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. 
[2021-06-02 06:32:31,081 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2021-06-02 06:32:31,081 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2021-06-02 06:32:31,081 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2021-06-02 06:32:31,081 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-06-02 06:32:31,402 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-06-02 06:32:31,402 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2021-06-02 06:32:31,402 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2021-06-02 06:32:31,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-06-02 06:32:31,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2021-06-02 06:32:31,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2021-06-02 06:32:31,407 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2021-06-02 06:32:31,417 INFO  L247   ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2021-06-02 06:32:31,421 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.06 06:32:31 BasicIcfg
[2021-06-02 06:32:31,421 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-06-02 06:32:31,422 INFO  L168              Benchmark]: Toolchain (without parser) took 4096.68 ms. Allocated memory was 346.0 MB in the beginning and 415.2 MB in the end (delta: 69.2 MB). Free memory was 308.8 MB in the beginning and 342.3 MB in the end (delta: -33.5 MB). Peak memory consumption was 209.3 MB. Max. memory is 16.0 GB.
[2021-06-02 06:32:31,423 INFO  L168              Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 346.0 MB. Free memory was 327.0 MB in the beginning and 327.0 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB.
[2021-06-02 06:32:31,423 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 444.28 ms. Allocated memory is still 346.0 MB. Free memory was 308.6 MB in the beginning and 308.5 MB in the end (delta: 68.1 kB). Peak memory consumption was 8.9 MB. Max. memory is 16.0 GB.
[2021-06-02 06:32:31,423 INFO  L168              Benchmark]: Boogie Procedure Inliner took 33.08 ms. Allocated memory is still 346.0 MB. Free memory was 308.5 MB in the beginning and 306.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
[2021-06-02 06:32:31,423 INFO  L168              Benchmark]: Boogie Preprocessor took 17.79 ms. Allocated memory is still 346.0 MB. Free memory was 306.4 MB in the beginning and 305.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB.
[2021-06-02 06:32:31,424 INFO  L168              Benchmark]: RCFGBuilder took 509.29 ms. Allocated memory is still 346.0 MB. Free memory was 305.4 MB in the beginning and 280.2 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB.
[2021-06-02 06:32:31,424 INFO  L168              Benchmark]: TraceAbstraction took 3084.00 ms. Allocated memory was 346.0 MB in the beginning and 415.2 MB in the end (delta: 69.2 MB). Free memory was 279.2 MB in the beginning and 342.3 MB in the end (delta: -63.1 MB). Peak memory consumption was 179.1 MB. Max. memory is 16.0 GB.
[2021-06-02 06:32:31,426 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.14 ms. Allocated memory is still 346.0 MB. Free memory was 327.0 MB in the beginning and 327.0 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB.
 * CACSL2BoogieTranslator took 444.28 ms. Allocated memory is still 346.0 MB. Free memory was 308.6 MB in the beginning and 308.5 MB in the end (delta: 68.1 kB). Peak memory consumption was 8.9 MB. Max. memory is 16.0 GB.
 * Boogie Procedure Inliner took 33.08 ms. Allocated memory is still 346.0 MB. Free memory was 308.5 MB in the beginning and 306.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
 * Boogie Preprocessor took 17.79 ms. Allocated memory is still 346.0 MB. Free memory was 306.4 MB in the beginning and 305.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB.
 * RCFGBuilder took 509.29 ms. Allocated memory is still 346.0 MB. Free memory was 305.4 MB in the beginning and 280.2 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB.
 * TraceAbstraction took 3084.00 ms. Allocated memory was 346.0 MB in the beginning and 415.2 MB in the end (delta: 69.2 MB). Free memory was 279.2 MB in the beginning and 342.3 MB in the end (delta: -63.1 MB). Peak memory consumption was 179.1 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: 4621, positive: 4498, positive conditional: 4498, positive unconditional: 0, negative: 123, negative conditional: 123, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 4586, positive: 4498, positive conditional: 4498, positive unconditional: 0, negative: 88, negative conditional: 88, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 13954, positive: 13651, positive conditional: 0, positive unconditional: 13651, negative: 303, negative conditional: 0, negative unconditional: 303, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2670, positive: 2637, positive conditional: 0, positive unconditional: 2637, 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: 2670, positive: 2614, positive conditional: 0, positive unconditional: 2614, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 56, positive: 23, positive conditional: 0, positive unconditional: 23, 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: 68, positive: 31, positive conditional: 8, positive unconditional: 23, negative: 37, negative conditional: 4, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 181, positive: 117, positive conditional: 14, positive unconditional: 103, negative: 64, negative conditional: 9, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0]  ], Cache Queries: [ total: 13954, positive: 11014, positive conditional: 0, positive unconditional: 11014, negative: 270, negative conditional: 0, negative unconditional: 270, unknown: 2670, unknown conditional: 0, unknown unconditional: 2670] , Statistics on independence cache: Total cache size (in pairs): 2682, Positive cache size: 2645, Positive conditional cache size: 8, Positive unconditional cache size: 2637, Negative cache size: 37, Negative conditional cache size: 4, Negative unconditional cache size: 33, SemanticConditionEliminator.Independence Queries: [ total: 837, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 679, negative conditional: 24, negative unconditional: 655, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 837, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 679, negative conditional: 24, negative unconditional: 655, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 8, positive unconditional: 23, negative: 37, negative conditional: 4, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 181, positive: 117, positive conditional: 14, positive unconditional: 103, negative: 64, negative conditional: 9, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 837, positive: 150, positive conditional: 150, positive unconditional: 0, negative: 675, negative conditional: 20, negative unconditional: 655, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2682, Positive cache size: 2645, Positive conditional cache size: 8, Positive unconditional cache size: 2637, Negative cache size: 37, Negative conditional cache size: 4, Negative unconditional cache size: 33, Eliminated conditions: 655, SemanticConditionEliminator.Independence Queries: [ total: 837, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 679, negative conditional: 24, negative unconditional: 655, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 837, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 679, negative conditional: 24, negative unconditional: 655, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 8, positive unconditional: 23, negative: 37, negative conditional: 4, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 181, positive: 117, positive conditional: 14, positive unconditional: 103, negative: 64, negative conditional: 9, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 837, positive: 150, positive conditional: 150, positive unconditional: 0, negative: 675, negative conditional: 20, negative unconditional: 655, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2682, Positive cache size: 2645, Positive conditional cache size: 8, Positive unconditional cache size: 2637, Negative cache size: 37, Negative conditional cache size: 4, Negative unconditional cache size: 33, Eliminated conditions: 655, SemanticConditionEliminator.Independence Queries: [ total: 837, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 679, negative conditional: 24, negative unconditional: 655, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 837, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 679, negative conditional: 24, negative unconditional: 655, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 8, positive unconditional: 23, negative: 37, negative conditional: 4, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 181, positive: 117, positive conditional: 14, positive unconditional: 103, negative: 64, negative conditional: 9, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 837, positive: 150, positive conditional: 150, positive unconditional: 0, negative: 675, negative conditional: 20, negative unconditional: 655, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2682, Positive cache size: 2645, Positive conditional cache size: 8, Positive unconditional cache size: 2637, Negative cache size: 37, Negative conditional cache size: 4, Negative unconditional cache size: 33, Eliminated conditions: 655, SemanticConditionEliminator.Independence Queries: [ total: 837, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 679, negative conditional: 24, negative unconditional: 655, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 837, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 679, negative conditional: 24, negative unconditional: 655, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 8, positive unconditional: 23, negative: 37, negative conditional: 4, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 181, positive: 117, positive conditional: 14, positive unconditional: 103, negative: 64, negative conditional: 9, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 837, positive: 150, positive conditional: 150, positive unconditional: 0, negative: 675, negative conditional: 20, negative unconditional: 655, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2682, Positive cache size: 2645, Positive conditional cache size: 8, Positive unconditional cache size: 2637, Negative cache size: 37, Negative conditional cache size: 4, Negative unconditional cache size: 33, Eliminated conditions: 655, SemanticConditionEliminator.Independence Queries: [ total: 837, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 679, negative conditional: 24, negative unconditional: 655, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 837, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 679, negative conditional: 24, negative unconditional: 655, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 8, positive unconditional: 23, negative: 37, negative conditional: 4, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 181, positive: 117, positive conditional: 14, positive unconditional: 103, negative: 64, negative conditional: 9, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 837, positive: 150, positive conditional: 150, positive unconditional: 0, negative: 675, negative conditional: 20, negative unconditional: 655, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2682, Positive cache size: 2645, Positive conditional cache size: 8, Positive unconditional cache size: 2637, Negative cache size: 37, Negative conditional cache size: 4, Negative unconditional cache size: 33, Eliminated conditions: 655, SemanticConditionEliminator.Independence Queries: [ total: 837, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 679, negative conditional: 24, negative unconditional: 655, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 837, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 679, negative conditional: 24, negative unconditional: 655, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 8, positive unconditional: 23, negative: 37, negative conditional: 4, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 181, positive: 117, positive conditional: 14, positive unconditional: 103, negative: 64, negative conditional: 9, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 837, positive: 150, positive conditional: 150, positive unconditional: 0, negative: 675, negative conditional: 20, negative unconditional: 655, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2682, Positive cache size: 2645, Positive conditional cache size: 8, Positive unconditional cache size: 2637, Negative cache size: 37, Negative conditional cache size: 4, Negative unconditional cache size: 33, Eliminated conditions: 655 ], Maximal queried relation: 6, Independence queries for same thread: 35
  - StatisticsResult: Persistent set benchmarks
    Persistent set computation time[ms]: 699, Number of persistent set computation: 1428, Number of trivial persistent sets: 1133, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 13954, positive: 13651, positive conditional: 0, positive unconditional: 13651, negative: 303, negative conditional: 0, negative unconditional: 303, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2670, positive: 2637, positive conditional: 0, positive unconditional: 2637, 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: 2670, positive: 2614, positive conditional: 0, positive unconditional: 2614, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 56, positive: 23, positive conditional: 0, positive unconditional: 23, 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: 68, positive: 31, positive conditional: 8, positive unconditional: 23, negative: 37, negative conditional: 4, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 181, positive: 117, positive conditional: 14, positive unconditional: 103, negative: 64, negative conditional: 9, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0]  ], Cache Queries: [ total: 13954, positive: 11014, positive conditional: 0, positive unconditional: 11014, negative: 270, negative conditional: 0, negative unconditional: 270, unknown: 2670, unknown conditional: 0, unknown unconditional: 2670] , Statistics on independence cache: Total cache size (in pairs): 2682, Positive cache size: 2645, Positive conditional cache size: 8, Positive unconditional cache size: 2637, Negative cache size: 37, Negative conditional cache size: 4, 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, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2966.6ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.6ms, PartialOrderReductionTime: 1735.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 55, 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: 26.1ms SsaConstructionTime, 192.4ms SatisfiabilityAnalysisTime, 755.3ms InterpolantComputationTime, 338 NumberOfCodeBlocks, 338 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 332 ConstructedInterpolants, 0 QuantifiedInterpolants, 1394 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
  - AllSpecificationsHoldResult: All specifications hold
    1 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
Received shutdown request...