/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-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe034_rmo.opt.i
--------------------------------------------------------------------------------
This is Ultimate 0.2.1-98707888a4ba860d5b57d27ee0e051c5b948cbbf-9870788
[2021-06-01 16:36:25,478 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-06-01 16:36:25,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-06-01 16:36:25,512 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-06-01 16:36:25,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-06-01 16:36:25,515 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-06-01 16:36:25,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-06-01 16:36:25,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2021-06-01 16:36:25,524 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-06-01 16:36:25,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-06-01 16:36:25,529 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-06-01 16:36:25,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-06-01 16:36:25,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-06-01 16:36:25,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-06-01 16:36:25,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-06-01 16:36:25,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-06-01 16:36:25,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-06-01 16:36:25,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-06-01 16:36:25,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-06-01 16:36:25,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-06-01 16:36:25,546 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-06-01 16:36:25,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-06-01 16:36:25,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-06-01 16:36:25,551 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-06-01 16:36:25,556 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-06-01 16:36:25,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-06-01 16:36:25,557 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-06-01 16:36:25,558 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
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[2021-06-01 16:36:25,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-06-01 16:36:25,560 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
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[2021-06-01 16:36:25,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
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[2021-06-01 16:36:25,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
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[2021-06-01 16:36:25,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-06-01 16:36:25,569 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf
[2021-06-01 16:36:25,588 INFO L113 SettingsManager]: Loading preferences was successful
[2021-06-01 16:36:25,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-06-01 16:36:25,589 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-06-01 16:36:25,589 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-06-01 16:36:25,590 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-06-01 16:36:25,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-06-01 16:36:25,590 INFO L138 SettingsManager]: * Use SBE=true
[2021-06-01 16:36:25,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-06-01 16:36:25,591 INFO L138 SettingsManager]: * sizeof long=4
[2021-06-01 16:36:25,591 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-06-01 16:36:25,591 INFO L138 SettingsManager]: * sizeof POINTER=4
[2021-06-01 16:36:25,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-06-01 16:36:25,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2021-06-01 16:36:25,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-06-01 16:36:25,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2021-06-01 16:36:25,591 INFO L138 SettingsManager]: * sizeof long double=12
[2021-06-01 16:36:25,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-06-01 16:36:25,592 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-06-01 16:36:25,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2021-06-01 16:36:25,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-06-01 16:36:25,592 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-06-01 16:36:25,592 INFO L138 SettingsManager]: * To the following directory=./dump/
[2021-06-01 16:36:25,592 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2021-06-01 16:36:25,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-06-01 16:36:25,593 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-06-01 16:36:25,593 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2021-06-01 16:36:25,593 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-06-01 16:36:25,593 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2021-06-01 16:36:25,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-06-01 16:36:25,593 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF
[2021-06-01 16:36:25,593 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-06-01 16:36:25,593 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2021-06-01 16:36:25,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-06-01 16:36:25,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-06-01 16:36:25,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-06-01 16:36:25,916 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-06-01 16:36:25,917 INFO L275 PluginConnector]: CDTParser initialized
[2021-06-01 16:36:25,917 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe034_rmo.opt.i
[2021-06-01 16:36:25,965 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3688974a8/df4326120c4949d59c3af7a72654ea01/FLAG7340cc9a6
[2021-06-01 16:36:26,345 INFO L306 CDTParser]: Found 1 translation units.
[2021-06-01 16:36:26,345 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe034_rmo.opt.i
[2021-06-01 16:36:26,362 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3688974a8/df4326120c4949d59c3af7a72654ea01/FLAG7340cc9a6
[2021-06-01 16:36:26,700 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3688974a8/df4326120c4949d59c3af7a72654ea01
[2021-06-01 16:36:26,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-06-01 16:36:26,707 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2021-06-01 16:36:26,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-06-01 16:36:26,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-06-01 16:36:26,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-06-01 16:36:26,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.06 04:36:26" (1/1) ...
[2021-06-01 16:36:26,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@726d5ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.06 04:36:26, skipping insertion in model container
[2021-06-01 16:36:26,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.06 04:36:26" (1/1) ...
[2021-06-01 16:36:26,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-06-01 16:36:26,773 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-06-01 16:36:26,890 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/safe034_rmo.opt.i[949,962]
[2021-06-01 16:36:27,056 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-06-01 16:36:27,063 INFO L203 MainTranslator]: Completed pre-run
[2021-06-01 16:36:27,081 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/safe034_rmo.opt.i[949,962]
[2021-06-01 16:36:27,125 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-06-01 16:36:27,199 INFO L208 MainTranslator]: Completed translation
[2021-06-01 16:36:27,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.06 04:36:27 WrapperNode
[2021-06-01 16:36:27,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-06-01 16:36:27,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-06-01 16:36:27,203 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-06-01 16:36:27,203 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2021-06-01 16:36:27,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.06 04:36:27" (1/1) ...
[2021-06-01 16:36:27,242 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.06 04:36:27" (1/1) ...
[2021-06-01 16:36:27,262 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-06-01 16:36:27,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-06-01 16:36:27,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-06-01 16:36:27,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-06-01 16:36:27,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.06 04:36:27" (1/1) ...
[2021-06-01 16:36:27,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.06 04:36:27" (1/1) ...
[2021-06-01 16:36:27,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.06 04:36:27" (1/1) ...
[2021-06-01 16:36:27,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.06 04:36:27" (1/1) ...
[2021-06-01 16:36:27,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.06 04:36:27" (1/1) ...
[2021-06-01 16:36:27,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.06 04:36:27" (1/1) ...
[2021-06-01 16:36:27,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.06 04:36:27" (1/1) ...
[2021-06-01 16:36:27,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-06-01 16:36:27,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-06-01 16:36:27,289 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-06-01 16:36:27,289 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-06-01 16:36:27,289 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.06 04:36:27" (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
[2021-06-01 16:36:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2021-06-01 16:36:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2021-06-01 16:36:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-06-01 16:36:27,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-06-01 16:36:27,376 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2021-06-01 16:36:27,378 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2021-06-01 16:36:27,378 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2021-06-01 16:36:27,378 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2021-06-01 16:36:27,378 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2021-06-01 16:36:27,378 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2021-06-01 16:36:27,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2021-06-01 16:36:27,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2021-06-01 16:36:27,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-06-01 16:36:27,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-06-01 16:36:27,380 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-06-01 16:36:28,910 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-06-01 16:36:28,910 INFO L299 CfgBuilder]: Removed 10 assume(true) statements.
[2021-06-01 16:36:28,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.06 04:36:28 BoogieIcfgContainer
[2021-06-01 16:36:28,912 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-06-01 16:36:28,915 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-06-01 16:36:28,915 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2021-06-01 16:36:28,918 INFO L275 PluginConnector]: TraceAbstraction initialized
[2021-06-01 16:36:28,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.06 04:36:26" (1/3) ...
[2021-06-01 16:36:28,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a484206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.06 04:36:28, skipping insertion in model container
[2021-06-01 16:36:28,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.06 04:36:27" (2/3) ...
[2021-06-01 16:36:28,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a484206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.06 04:36:28, skipping insertion in model container
[2021-06-01 16:36:28,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.06 04:36:28" (3/3) ...
[2021-06-01 16:36:28,920 INFO L111 eAbstractionObserver]: Analyzing ICFG safe034_rmo.opt.i
[2021-06-01 16:36:28,925 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2021-06-01 16:36:28,926 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-06-01 16:36:28,926 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2021-06-01 16:36:28,926 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-06-01 16:36:28,955 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,956 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,956 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,956 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,956 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,956 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,956 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,956 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,957 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,957 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,957 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,957 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,958 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,958 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,958 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,958 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,969 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,969 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,970 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,970 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,970 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,970 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,970 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,970 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,971 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,971 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,971 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,971 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,971 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,971 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,971 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,971 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,972 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,972 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,972 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,972 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,972 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,972 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,972 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,972 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,973 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,973 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,973 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,973 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,973 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,973 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,973 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,974 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,974 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,974 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,974 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,974 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,974 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,975 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,979 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,980 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,980 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,980 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,980 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,980 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,980 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,980 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,980 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,981 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,981 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,981 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,983 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,983 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,983 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,984 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,984 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,984 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,984 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,984 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,984 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,985 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,985 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,985 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,985 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,985 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,985 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,985 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,985 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,985 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,985 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,986 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,986 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,986 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,986 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,986 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,986 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,986 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,986 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,986 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,986 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,987 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-01 16:36:28,988 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2021-06-01 16:36:29,005 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2021-06-01 16:36:29,021 INFO L378 AbstractCegarLoop]: Interprodecural is true
[2021-06-01 16:36:29,021 INFO L379 AbstractCegarLoop]: Hoare is false
[2021-06-01 16:36:29,021 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP
[2021-06-01 16:36:29,021 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-06-01 16:36:29,021 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-06-01 16:36:29,021 INFO L383 AbstractCegarLoop]: Difference is false
[2021-06-01 16:36:29,021 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-06-01 16:36:29,021 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P2Thread1of1ForFork0========
[2021-06-01 16:36:29,030 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 113 places, 105 transitions, 225 flow
[2021-06-01 16:36:29,709 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 12339 states, 12335 states have (on average 3.6) internal successors, (44406), 12338 states have internal predecessors, (44406), 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)
[2021-06-01 16:36:29,792 INFO L276 IsEmpty]: Start isEmpty. Operand has 12339 states, 12335 states have (on average 3.6) internal successors, (44406), 12338 states have internal predecessors, (44406), 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)
[2021-06-01 16:36:29,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57
[2021-06-01 16:36:29,819 INFO L546 BasicCegarLoop]: Found error trace
[2021-06-01 16:36:29,820 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-06-01 16:36:29,821 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-01 16:36:29,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-01 16:36:29,827 INFO L82 PathProgramCache]: Analyzing trace with hash -755573053, now seen corresponding path program 1 times
[2021-06-01 16:36:29,834 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-01 16:36:29,834 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401259775]
[2021-06-01 16:36:29,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-01 16:36:29,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-01 16:36:30,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-01 16:36:30,102 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-01 16:36:30,102 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401259775]
[2021-06-01 16:36:30,103 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401259775] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-01 16:36:30,103 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-01 16:36:30,103 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-06-01 16:36:30,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241074692]
[2021-06-01 16:36:30,107 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states
[2021-06-01 16:36:30,108 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-01 16:36:30,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-06-01 16:36:30,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-06-01 16:36:30,148 INFO L87 Difference]: Start difference. First operand has 12339 states, 12335 states have (on average 3.6) internal successors, (44406), 12338 states have internal predecessors, (44406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 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)
[2021-06-01 16:36:30,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-06-01 16:36:30,388 INFO L93 Difference]: Finished difference Result 10624 states and 37252 transitions.
[2021-06-01 16:36:30,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2021-06-01 16:36:30,390 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 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) Word has length 56
[2021-06-01 16:36:30,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-06-01 16:36:30,394 INFO L225 Difference]: With dead ends: 10624
[2021-06-01 16:36:30,394 INFO L226 Difference]: Without dead ends: 0
[2021-06-01 16:36:30,395 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-06-01 16:36:30,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2021-06-01 16:36:30,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2021-06-01 16:36:30,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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)
[2021-06-01 16:36:30,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2021-06-01 16:36:30,414 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56
[2021-06-01 16:36:30,416 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-06-01 16:36:30,417 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2021-06-01 16:36:30,417 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 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)
[2021-06-01 16:36:30,418 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2021-06-01 16:36:30,423 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2021-06-01 16:36:30,423 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-06-01 16:36:30,424 INFO L301 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork0 was SAFE (1/3)
[2021-06-01 16:36:30,426 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2021-06-01 16:36:30,432 INFO L378 AbstractCegarLoop]: Interprodecural is true
[2021-06-01 16:36:30,432 INFO L379 AbstractCegarLoop]: Hoare is false
[2021-06-01 16:36:30,432 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP
[2021-06-01 16:36:30,432 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-06-01 16:36:30,432 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-06-01 16:36:30,432 INFO L383 AbstractCegarLoop]: Difference is false
[2021-06-01 16:36:30,432 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-06-01 16:36:30,432 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P2========
[2021-06-01 16:36:30,436 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 113 places, 105 transitions, 225 flow
[2021-06-01 16:36:30,882 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 12339 states, 12335 states have (on average 3.6) internal successors, (44406), 12338 states have internal predecessors, (44406), 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)
[2021-06-01 16:36:30,912 INFO L276 IsEmpty]: Start isEmpty. Operand has 12339 states, 12335 states have (on average 3.6) internal successors, (44406), 12338 states have internal predecessors, (44406), 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)
[2021-06-01 16:36:30,967 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2021-06-01 16:36:30,968 INFO L301 ceAbstractionStarter]: Result for error location P2 was SAFE (2/3)
[2021-06-01 16:36:30,969 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2021-06-01 16:36:30,971 INFO L378 AbstractCegarLoop]: Interprodecural is true
[2021-06-01 16:36:30,971 INFO L379 AbstractCegarLoop]: Hoare is false
[2021-06-01 16:36:30,971 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP
[2021-06-01 16:36:30,971 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-06-01 16:36:30,971 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-06-01 16:36:30,971 INFO L383 AbstractCegarLoop]: Difference is false
[2021-06-01 16:36:30,971 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-06-01 16:36:30,972 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start========
[2021-06-01 16:36:30,974 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 113 places, 105 transitions, 225 flow
[2021-06-01 16:36:31,422 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 12339 states, 12335 states have (on average 3.6) internal successors, (44406), 12338 states have internal predecessors, (44406), 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)
[2021-06-01 16:36:31,440 INFO L276 IsEmpty]: Start isEmpty. Operand has 12339 states, 12335 states have (on average 3.6) internal successors, (44406), 12338 states have internal predecessors, (44406), 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)
[2021-06-01 16:36:31,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69
[2021-06-01 16:36:31,451 INFO L546 BasicCegarLoop]: Found error trace
[2021-06-01 16:36:31,451 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-06-01 16:36:31,452 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-01 16:36:31,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-01 16:36:31,452 INFO L82 PathProgramCache]: Analyzing trace with hash 940448852, now seen corresponding path program 1 times
[2021-06-01 16:36:31,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-01 16:36:31,453 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311314340]
[2021-06-01 16:36:31,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-01 16:36:31,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-01 16:36:31,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-01 16:36:31,619 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-01 16:36:31,619 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311314340]
[2021-06-01 16:36:31,620 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311314340] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-01 16:36:31,620 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-01 16:36:31,620 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-06-01 16:36:31,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686786319]
[2021-06-01 16:36:31,621 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-06-01 16:36:31,622 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-01 16:36:31,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-06-01 16:36:31,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-06-01 16:36:31,645 INFO L87 Difference]: Start difference. First operand has 12339 states, 12335 states have (on average 3.6) internal successors, (44406), 12338 states have internal predecessors, (44406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 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)
[2021-06-01 16:36:32,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-06-01 16:36:32,066 INFO L93 Difference]: Finished difference Result 25808 states and 89884 transitions.
[2021-06-01 16:36:32,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2021-06-01 16:36:32,067 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68
[2021-06-01 16:36:32,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-06-01 16:36:32,143 INFO L225 Difference]: With dead ends: 25808
[2021-06-01 16:36:32,143 INFO L226 Difference]: Without dead ends: 9228
[2021-06-01 16:36:32,144 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 170.9ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110
[2021-06-01 16:36:32,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9228 states.
[2021-06-01 16:36:32,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9228 to 7938.
[2021-06-01 16:36:32,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7938 states, 7936 states have (on average 3.435483870967742) internal successors, (27264), 7937 states have internal predecessors, (27264), 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)
[2021-06-01 16:36:32,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7938 states to 7938 states and 27264 transitions.
[2021-06-01 16:36:32,604 INFO L78 Accepts]: Start accepts. Automaton has 7938 states and 27264 transitions. Word has length 68
[2021-06-01 16:36:32,605 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-06-01 16:36:32,605 INFO L482 AbstractCegarLoop]: Abstraction has 7938 states and 27264 transitions.
[2021-06-01 16:36:32,605 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 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)
[2021-06-01 16:36:32,605 INFO L276 IsEmpty]: Start isEmpty. Operand 7938 states and 27264 transitions.
[2021-06-01 16:36:32,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71
[2021-06-01 16:36:32,621 INFO L546 BasicCegarLoop]: Found error trace
[2021-06-01 16:36:32,622 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-06-01 16:36:32,622 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-06-01 16:36:32,622 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-01 16:36:32,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-01 16:36:32,623 INFO L82 PathProgramCache]: Analyzing trace with hash -2139657003, now seen corresponding path program 1 times
[2021-06-01 16:36:32,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-01 16:36:32,623 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829465232]
[2021-06-01 16:36:32,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-01 16:36:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-01 16:36:32,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-01 16:36:32,825 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-01 16:36:32,825 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829465232]
[2021-06-01 16:36:32,825 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829465232] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-01 16:36:32,825 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-01 16:36:32,826 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-06-01 16:36:32,826 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104999781]
[2021-06-01 16:36:32,827 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-06-01 16:36:32,827 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-01 16:36:32,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-06-01 16:36:32,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-06-01 16:36:32,828 INFO L87 Difference]: Start difference. First operand 7938 states and 27264 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 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)
[2021-06-01 16:36:33,052 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 16
[2021-06-01 16:36:33,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-06-01 16:36:33,118 INFO L93 Difference]: Finished difference Result 9198 states and 30856 transitions.
[2021-06-01 16:36:33,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2021-06-01 16:36:33,119 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 70
[2021-06-01 16:36:33,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-06-01 16:36:33,173 INFO L225 Difference]: With dead ends: 9198
[2021-06-01 16:36:33,173 INFO L226 Difference]: Without dead ends: 6894
[2021-06-01 16:36:33,175 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 205.5ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110
[2021-06-01 16:36:33,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6894 states.
[2021-06-01 16:36:33,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6894 to 6894.
[2021-06-01 16:36:33,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6894 states, 6892 states have (on average 3.3508415554265816) internal successors, (23094), 6893 states have internal predecessors, (23094), 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)
[2021-06-01 16:36:33,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6894 states to 6894 states and 23094 transitions.
[2021-06-01 16:36:33,379 INFO L78 Accepts]: Start accepts. Automaton has 6894 states and 23094 transitions. Word has length 70
[2021-06-01 16:36:33,379 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-06-01 16:36:33,379 INFO L482 AbstractCegarLoop]: Abstraction has 6894 states and 23094 transitions.
[2021-06-01 16:36:33,379 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 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)
[2021-06-01 16:36:33,379 INFO L276 IsEmpty]: Start isEmpty. Operand 6894 states and 23094 transitions.
[2021-06-01 16:36:33,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73
[2021-06-01 16:36:33,392 INFO L546 BasicCegarLoop]: Found error trace
[2021-06-01 16:36:33,392 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-06-01 16:36:33,392 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2021-06-01 16:36:33,392 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-01 16:36:33,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-01 16:36:33,393 INFO L82 PathProgramCache]: Analyzing trace with hash 1608638806, now seen corresponding path program 1 times
[2021-06-01 16:36:33,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-01 16:36:33,393 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596855734]
[2021-06-01 16:36:33,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-01 16:36:33,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-01 16:36:33,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-01 16:36:33,513 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-01 16:36:33,513 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596855734]
[2021-06-01 16:36:33,515 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596855734] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-01 16:36:33,516 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-01 16:36:33,516 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-06-01 16:36:33,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665311006]
[2021-06-01 16:36:33,516 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-06-01 16:36:33,516 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-01 16:36:33,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-06-01 16:36:33,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2021-06-01 16:36:33,517 INFO L87 Difference]: Start difference. First operand 6894 states and 23094 transitions. Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 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)
[2021-06-01 16:36:33,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-06-01 16:36:33,758 INFO L93 Difference]: Finished difference Result 6168 states and 19889 transitions.
[2021-06-01 16:36:33,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2021-06-01 16:36:33,758 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72
[2021-06-01 16:36:33,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-06-01 16:36:33,771 INFO L225 Difference]: With dead ends: 6168
[2021-06-01 16:36:33,771 INFO L226 Difference]: Without dead ends: 4320
[2021-06-01 16:36:33,772 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 190.2ms TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156
[2021-06-01 16:36:33,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4320 states.
[2021-06-01 16:36:33,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4320 to 4275.
[2021-06-01 16:36:33,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4275 states, 4273 states have (on average 3.167797800140417) internal successors, (13536), 4274 states have internal predecessors, (13536), 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)
[2021-06-01 16:36:33,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4275 states to 4275 states and 13536 transitions.
[2021-06-01 16:36:33,867 INFO L78 Accepts]: Start accepts. Automaton has 4275 states and 13536 transitions. Word has length 72
[2021-06-01 16:36:33,868 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-06-01 16:36:33,868 INFO L482 AbstractCegarLoop]: Abstraction has 4275 states and 13536 transitions.
[2021-06-01 16:36:33,868 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 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)
[2021-06-01 16:36:33,868 INFO L276 IsEmpty]: Start isEmpty. Operand 4275 states and 13536 transitions.
[2021-06-01 16:36:33,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77
[2021-06-01 16:36:33,875 INFO L546 BasicCegarLoop]: Found error trace
[2021-06-01 16:36:33,875 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-06-01 16:36:33,875 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2021-06-01 16:36:33,875 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-01 16:36:33,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-01 16:36:33,876 INFO L82 PathProgramCache]: Analyzing trace with hash 395429366, now seen corresponding path program 1 times
[2021-06-01 16:36:33,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-01 16:36:33,876 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788244769]
[2021-06-01 16:36:33,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-01 16:36:33,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-01 16:36:33,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-01 16:36:33,984 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-01 16:36:33,984 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788244769]
[2021-06-01 16:36:33,984 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788244769] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-01 16:36:33,984 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-01 16:36:33,985 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2021-06-01 16:36:33,985 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393284204]
[2021-06-01 16:36:33,985 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states
[2021-06-01 16:36:33,985 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-01 16:36:33,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-06-01 16:36:33,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2021-06-01 16:36:33,986 INFO L87 Difference]: Start difference. First operand 4275 states and 13536 transitions. Second operand has 8 states, 8 states have (on average 9.5) internal successors, (76), 8 states have internal predecessors, (76), 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)
[2021-06-01 16:36:34,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-06-01 16:36:34,140 INFO L93 Difference]: Finished difference Result 3267 states and 10131 transitions.
[2021-06-01 16:36:34,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2021-06-01 16:36:34,140 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.5) internal successors, (76), 8 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 76
[2021-06-01 16:36:34,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-06-01 16:36:34,146 INFO L225 Difference]: With dead ends: 3267
[2021-06-01 16:36:34,146 INFO L226 Difference]: Without dead ends: 2036
[2021-06-01 16:36:34,146 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 115.3ms TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210
[2021-06-01 16:36:34,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2036 states.
[2021-06-01 16:36:34,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2036 to 1676.
[2021-06-01 16:36:34,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1676 states, 1675 states have (on average 2.9844776119402985) internal successors, (4999), 1675 states have internal predecessors, (4999), 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)
[2021-06-01 16:36:34,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1676 states and 4999 transitions.
[2021-06-01 16:36:34,184 INFO L78 Accepts]: Start accepts. Automaton has 1676 states and 4999 transitions. Word has length 76
[2021-06-01 16:36:34,184 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-06-01 16:36:34,185 INFO L482 AbstractCegarLoop]: Abstraction has 1676 states and 4999 transitions.
[2021-06-01 16:36:34,185 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.5) internal successors, (76), 8 states have internal predecessors, (76), 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)
[2021-06-01 16:36:34,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 4999 transitions.
[2021-06-01 16:36:34,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82
[2021-06-01 16:36:34,188 INFO L546 BasicCegarLoop]: Found error trace
[2021-06-01 16:36:34,188 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-06-01 16:36:34,189 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2021-06-01 16:36:34,189 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-01 16:36:34,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-01 16:36:34,189 INFO L82 PathProgramCache]: Analyzing trace with hash 1757247412, now seen corresponding path program 1 times
[2021-06-01 16:36:34,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-01 16:36:34,190 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990112475]
[2021-06-01 16:36:34,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-01 16:36:34,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-01 16:36:34,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-01 16:36:34,360 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-01 16:36:34,360 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990112475]
[2021-06-01 16:36:34,360 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990112475] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-01 16:36:34,360 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-01 16:36:34,360 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-06-01 16:36:34,360 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252307774]
[2021-06-01 16:36:34,361 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-06-01 16:36:34,361 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-01 16:36:34,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-06-01 16:36:34,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-06-01 16:36:34,362 INFO L87 Difference]: Start difference. First operand 1676 states and 4999 transitions. Second operand has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 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)
[2021-06-01 16:36:34,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-06-01 16:36:34,427 INFO L93 Difference]: Finished difference Result 2471 states and 7449 transitions.
[2021-06-01 16:36:34,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2021-06-01 16:36:34,427 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81
[2021-06-01 16:36:34,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-06-01 16:36:34,431 INFO L225 Difference]: With dead ends: 2471
[2021-06-01 16:36:34,431 INFO L226 Difference]: Without dead ends: 1337
[2021-06-01 16:36:34,431 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 67.8ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72
[2021-06-01 16:36:34,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1337 states.
[2021-06-01 16:36:34,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1337 to 1337.
[2021-06-01 16:36:34,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1337 states, 1336 states have (on average 2.981287425149701) internal successors, (3983), 1336 states have internal predecessors, (3983), 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)
[2021-06-01 16:36:34,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1337 states and 3983 transitions.
[2021-06-01 16:36:34,457 INFO L78 Accepts]: Start accepts. Automaton has 1337 states and 3983 transitions. Word has length 81
[2021-06-01 16:36:34,458 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-06-01 16:36:34,458 INFO L482 AbstractCegarLoop]: Abstraction has 1337 states and 3983 transitions.
[2021-06-01 16:36:34,458 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 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)
[2021-06-01 16:36:34,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 3983 transitions.
[2021-06-01 16:36:34,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82
[2021-06-01 16:36:34,462 INFO L546 BasicCegarLoop]: Found error trace
[2021-06-01 16:36:34,463 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-06-01 16:36:34,463 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2021-06-01 16:36:34,463 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-01 16:36:34,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-01 16:36:34,463 INFO L82 PathProgramCache]: Analyzing trace with hash 1521078594, now seen corresponding path program 2 times
[2021-06-01 16:36:34,463 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-01 16:36:34,463 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058420091]
[2021-06-01 16:36:34,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-01 16:36:34,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-01 16:36:34,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-01 16:36:34,634 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-01 16:36:34,634 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058420091]
[2021-06-01 16:36:34,635 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058420091] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-01 16:36:34,635 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-01 16:36:34,635 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-06-01 16:36:34,637 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377575595]
[2021-06-01 16:36:34,637 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-06-01 16:36:34,638 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-01 16:36:34,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-06-01 16:36:34,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2021-06-01 16:36:34,638 INFO L87 Difference]: Start difference. First operand 1337 states and 3983 transitions. Second operand has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 states have internal predecessors, (81), 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)
[2021-06-01 16:36:34,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-06-01 16:36:34,741 INFO L93 Difference]: Finished difference Result 2027 states and 6084 transitions.
[2021-06-01 16:36:34,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2021-06-01 16:36:34,742 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81
[2021-06-01 16:36:34,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-06-01 16:36:34,745 INFO L225 Difference]: With dead ends: 2027
[2021-06-01 16:36:34,745 INFO L226 Difference]: Without dead ends: 1089
[2021-06-01 16:36:34,745 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 107.1ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110
[2021-06-01 16:36:34,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1089 states.
[2021-06-01 16:36:34,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1089 to 1029.
[2021-06-01 16:36:34,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1029 states, 1028 states have (on average 2.909533073929961) internal successors, (2991), 1028 states have internal predecessors, (2991), 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)
[2021-06-01 16:36:34,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 1029 states and 2991 transitions.
[2021-06-01 16:36:34,765 INFO L78 Accepts]: Start accepts. Automaton has 1029 states and 2991 transitions. Word has length 81
[2021-06-01 16:36:34,765 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-06-01 16:36:34,765 INFO L482 AbstractCegarLoop]: Abstraction has 1029 states and 2991 transitions.
[2021-06-01 16:36:34,765 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 states have internal predecessors, (81), 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)
[2021-06-01 16:36:34,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 2991 transitions.
[2021-06-01 16:36:34,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82
[2021-06-01 16:36:34,767 INFO L546 BasicCegarLoop]: Found error trace
[2021-06-01 16:36:34,767 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-06-01 16:36:34,768 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2021-06-01 16:36:34,768 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-01 16:36:34,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-01 16:36:34,768 INFO L82 PathProgramCache]: Analyzing trace with hash -1522876640, now seen corresponding path program 3 times
[2021-06-01 16:36:34,768 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-01 16:36:34,768 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138916263]
[2021-06-01 16:36:34,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-01 16:36:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-01 16:36:34,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-01 16:36:34,941 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-01 16:36:34,941 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138916263]
[2021-06-01 16:36:34,941 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138916263] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-01 16:36:34,942 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-01 16:36:34,942 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2021-06-01 16:36:34,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045053577]
[2021-06-01 16:36:34,942 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states
[2021-06-01 16:36:34,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-01 16:36:34,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2021-06-01 16:36:34,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90
[2021-06-01 16:36:34,943 INFO L87 Difference]: Start difference. First operand 1029 states and 2991 transitions. Second operand has 10 states, 10 states have (on average 8.1) internal successors, (81), 10 states have internal predecessors, (81), 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)
[2021-06-01 16:36:35,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-06-01 16:36:35,130 INFO L93 Difference]: Finished difference Result 1626 states and 4784 transitions.
[2021-06-01 16:36:35,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states.
[2021-06-01 16:36:35,131 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.1) internal successors, (81), 10 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81
[2021-06-01 16:36:35,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-06-01 16:36:35,134 INFO L225 Difference]: With dead ends: 1626
[2021-06-01 16:36:35,134 INFO L226 Difference]: Without dead ends: 952
[2021-06-01 16:36:35,134 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 162.4ms TimeCoverageRelationStatistics Valid=83, Invalid=189, Unknown=0, NotChecked=0, Total=272
[2021-06-01 16:36:35,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states.
[2021-06-01 16:36:35,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 952.
[2021-06-01 16:36:35,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 952 states, 951 states have (on average 2.8843322818086223) internal successors, (2743), 951 states have internal predecessors, (2743), 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)
[2021-06-01 16:36:35,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 952 states and 2743 transitions.
[2021-06-01 16:36:35,179 INFO L78 Accepts]: Start accepts. Automaton has 952 states and 2743 transitions. Word has length 81
[2021-06-01 16:36:35,179 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-06-01 16:36:35,179 INFO L482 AbstractCegarLoop]: Abstraction has 952 states and 2743 transitions.
[2021-06-01 16:36:35,179 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 8.1) internal successors, (81), 10 states have internal predecessors, (81), 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)
[2021-06-01 16:36:35,179 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 2743 transitions.
[2021-06-01 16:36:35,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82
[2021-06-01 16:36:35,181 INFO L546 BasicCegarLoop]: Found error trace
[2021-06-01 16:36:35,182 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-06-01 16:36:35,182 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2021-06-01 16:36:35,182 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-01 16:36:35,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-01 16:36:35,183 INFO L82 PathProgramCache]: Analyzing trace with hash -369662810, now seen corresponding path program 4 times
[2021-06-01 16:36:35,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-01 16:36:35,183 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999052955]
[2021-06-01 16:36:35,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-01 16:36:35,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-01 16:36:35,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-01 16:36:35,350 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-01 16:36:35,350 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999052955]
[2021-06-01 16:36:35,350 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999052955] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-01 16:36:35,351 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-01 16:36:35,351 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2021-06-01 16:36:35,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978564004]
[2021-06-01 16:36:35,351 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states
[2021-06-01 16:36:35,351 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-01 16:36:35,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2021-06-01 16:36:35,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72
[2021-06-01 16:36:35,352 INFO L87 Difference]: Start difference. First operand 952 states and 2743 transitions. Second operand has 9 states, 9 states have (on average 9.0) internal successors, (81), 9 states have internal predecessors, (81), 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)
[2021-06-01 16:36:35,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-06-01 16:36:35,503 INFO L93 Difference]: Finished difference Result 1414 states and 4113 transitions.
[2021-06-01 16:36:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2021-06-01 16:36:35,504 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 9 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81
[2021-06-01 16:36:35,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-06-01 16:36:35,506 INFO L225 Difference]: With dead ends: 1414
[2021-06-01 16:36:35,506 INFO L226 Difference]: Without dead ends: 736
[2021-06-01 16:36:35,506 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 143.4ms TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182
[2021-06-01 16:36:35,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states.
[2021-06-01 16:36:35,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 736.
[2021-06-01 16:36:35,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 736 states, 735 states have (on average 2.7523809523809524) internal successors, (2023), 735 states have internal predecessors, (2023), 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)
[2021-06-01 16:36:35,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 736 states and 2023 transitions.
[2021-06-01 16:36:35,522 INFO L78 Accepts]: Start accepts. Automaton has 736 states and 2023 transitions. Word has length 81
[2021-06-01 16:36:35,522 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-06-01 16:36:35,522 INFO L482 AbstractCegarLoop]: Abstraction has 736 states and 2023 transitions.
[2021-06-01 16:36:35,522 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 9 states have internal predecessors, (81), 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)
[2021-06-01 16:36:35,522 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 2023 transitions.
[2021-06-01 16:36:35,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82
[2021-06-01 16:36:35,524 INFO L546 BasicCegarLoop]: Found error trace
[2021-06-01 16:36:35,524 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-06-01 16:36:35,524 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2021-06-01 16:36:35,524 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-01 16:36:35,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-01 16:36:35,525 INFO L82 PathProgramCache]: Analyzing trace with hash -737882, now seen corresponding path program 5 times
[2021-06-01 16:36:35,525 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-01 16:36:35,525 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992918767]
[2021-06-01 16:36:35,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-01 16:36:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-06-01 16:36:35,556 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-06-01 16:36:35,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-06-01 16:36:35,588 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-06-01 16:36:35,622 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-06-01 16:36:35,622 INFO L655 BasicCegarLoop]: Counterexample might be feasible
[2021-06-01 16:36:35,622 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2021-06-01 16:36:35,623 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (3/3)
[2021-06-01 16:36:35,624 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2021-06-01 16:36:35,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.06 04:36:35 BasicIcfg
[2021-06-01 16:36:35,763 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-06-01 16:36:35,764 INFO L168 Benchmark]: Toolchain (without parser) took 9057.20 ms. Allocated memory was 339.7 MB in the beginning and 2.8 GB in the end (delta: 2.4 GB). Free memory was 302.0 MB in the beginning and 2.4 GB in the end (delta: -2.1 GB). Peak memory consumption was 359.5 MB. Max. memory is 16.0 GB.
[2021-06-01 16:36:35,764 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 339.7 MB. Free memory was 320.0 MB in the beginning and 319.9 MB in the end (delta: 70.9 kB). There was no memory consumed. Max. memory is 16.0 GB.
[2021-06-01 16:36:35,764 INFO L168 Benchmark]: CACSL2BoogieTranslator took 492.61 ms. Allocated memory is still 339.7 MB. Free memory was 301.8 MB in the beginning and 299.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB.
[2021-06-01 16:36:35,765 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.18 ms. Allocated memory is still 339.7 MB. Free memory was 299.1 MB in the beginning and 297.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
[2021-06-01 16:36:35,765 INFO L168 Benchmark]: Boogie Preprocessor took 25.27 ms. Allocated memory is still 339.7 MB. Free memory was 297.0 MB in the beginning and 294.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
[2021-06-01 16:36:35,765 INFO L168 Benchmark]: RCFGBuilder took 1623.41 ms. Allocated memory is still 339.7 MB. Free memory was 294.9 MB in the beginning and 278.7 MB in the end (delta: 16.3 MB). Peak memory consumption was 144.7 MB. Max. memory is 16.0 GB.
[2021-06-01 16:36:35,766 INFO L168 Benchmark]: TraceAbstraction took 6848.13 ms. Allocated memory was 339.7 MB in the beginning and 2.8 GB in the end (delta: 2.4 GB). Free memory was 277.6 MB in the beginning and 2.4 GB in the end (delta: -2.1 GB). Peak memory consumption was 333.9 MB. Max. memory is 16.0 GB.
[2021-06-01 16:36:35,767 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.19 ms. Allocated memory is still 339.7 MB. Free memory was 320.0 MB in the beginning and 319.9 MB in the end (delta: 70.9 kB). There was no memory consumed. Max. memory is 16.0 GB.
* CACSL2BoogieTranslator took 492.61 ms. Allocated memory is still 339.7 MB. Free memory was 301.8 MB in the beginning and 299.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB.
* Boogie Procedure Inliner took 59.18 ms. Allocated memory is still 339.7 MB. Free memory was 299.1 MB in the beginning and 297.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
* Boogie Preprocessor took 25.27 ms. Allocated memory is still 339.7 MB. Free memory was 297.0 MB in the beginning and 294.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
* RCFGBuilder took 1623.41 ms. Allocated memory is still 339.7 MB. Free memory was 294.9 MB in the beginning and 278.7 MB in the end (delta: 16.3 MB). Peak memory consumption was 144.7 MB. Max. memory is 16.0 GB.
* TraceAbstraction took 6848.13 ms. Allocated memory was 339.7 MB in the beginning and 2.8 GB in the end (delta: 2.4 GB). Free memory was 277.6 MB in the beginning and 2.4 GB in the end (delta: -2.1 GB). Peak memory consumption was 333.9 MB. Max. memory is 16.0 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 18]: call to reach_error is unreachable
For all program executions holds that call to reach_error is unreachable at this location
- CounterExampleResult [Line: 18]: a call to reach_error is reachable
a call to reach_error is reachable
We found a FailurePath:
[L709] 0 int __unbuffered_cnt = 0;
VAL [__unbuffered_cnt=0]
[L711] 0 int __unbuffered_p0_EAX = 0;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0]
[L713] 0 int __unbuffered_p1_EAX = 0;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0]
[L714] 0 _Bool main$tmp_guard0;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0]
[L715] 0 _Bool main$tmp_guard1;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0]
[L717] 0 int x = 0;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0]
[L719] 0 int y = 0;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0]
[L720] 0 _Bool y$flush_delayed;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0]
[L721] 0 int y$mem_tmp;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0]
[L722] 0 _Bool y$r_buff0_thd0;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0]
[L723] 0 _Bool y$r_buff0_thd1;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0]
[L724] 0 _Bool y$r_buff0_thd2;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0]
[L725] 0 _Bool y$r_buff0_thd3;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0]
[L726] 0 _Bool y$r_buff1_thd0;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0]
[L727] 0 _Bool y$r_buff1_thd1;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0]
[L728] 0 _Bool y$r_buff1_thd2;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0]
[L729] 0 _Bool y$r_buff1_thd3;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0]
[L730] 0 _Bool y$read_delayed;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0]
[L731] 0 int *y$read_delayed_var;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}]
[L732] 0 int y$w_buff0;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0]
[L733] 0 _Bool y$w_buff0_used;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0]
[L734] 0 int y$w_buff1;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0]
[L735] 0 _Bool y$w_buff1_used;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L737] 0 int z = 0;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L738] 0 _Bool weak$$choice0;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L739] 0 _Bool weak$$choice2;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L827] 0 pthread_t t2592;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L828] FCALL, FORK 0 pthread_create(&t2592, ((void *)0), P0, ((void *)0))
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L829] 0 pthread_t t2593;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L830] FCALL, FORK 0 pthread_create(&t2593, ((void *)0), P1, ((void *)0))
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L831] 0 pthread_t t2594;
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L832] FCALL, FORK 0 pthread_create(&t2594, ((void *)0), P2, ((void *)0))
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L790] 3 y$w_buff1 = y$w_buff0
[L791] 3 y$w_buff0 = 1
[L792] 3 y$w_buff1_used = y$w_buff0_used
[L793] 3 y$w_buff0_used = (_Bool)1
[L18] COND FALSE 3 !(!expression)
[L795] 3 y$r_buff1_thd0 = y$r_buff0_thd0
[L796] 3 y$r_buff1_thd1 = y$r_buff0_thd1
[L797] 3 y$r_buff1_thd2 = y$r_buff0_thd2
[L798] 3 y$r_buff1_thd3 = y$r_buff0_thd3
[L799] 3 y$r_buff0_thd3 = (_Bool)1
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L802] 3 z = 1
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1]
[L743] 1 z = 2
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L748] 1 __unbuffered_p0_EAX = x
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L760] 2 x = 1
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L765] 2 weak$$choice0 = __VERIFIER_nondet_bool()
[L766] 2 weak$$choice2 = __VERIFIER_nondet_bool()
[L767] 2 y$flush_delayed = weak$$choice2
[L768] 2 y$mem_tmp = y
[L769] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1)
[L769] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1)
[L770] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0))
[L770] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0))
[L771] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1))
[L771] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1))
[L772] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used))
[L772] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used))
[L773] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))
[L773] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))
[L774] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2))
[L774] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2))
[L775] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))
[L775] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))
[L776] 2 __unbuffered_p1_EAX = y
[L777] EXPR 2 y$flush_delayed ? y$mem_tmp : y
[L777] 2 y = y$flush_delayed ? y$mem_tmp : y
[L778] 2 y$flush_delayed = (_Bool)0
VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L783] 2 __unbuffered_cnt = __unbuffered_cnt + 1
VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L805] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y)
[L805] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y)
[L806] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used
[L806] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used
[L807] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used
[L807] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used
[L808] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3
[L808] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3
[L809] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3
[L809] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3
[L812] 3 __unbuffered_cnt = __unbuffered_cnt + 1
VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L753] 1 __unbuffered_cnt = __unbuffered_cnt + 1
VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L834] 0 main$tmp_guard0 = __unbuffered_cnt == 3
VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L3] COND FALSE 0 !(!cond)
VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L838] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y)
[L838] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y
[L838] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y)
[L838] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y)
[L839] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used
[L839] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used
[L840] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used
[L840] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used
[L841] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0
[L841] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0
[L842] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0
[L842] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0
[L845] 0 main$tmp_guard1 = !(z == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0)
VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L18] COND TRUE 0 !expression
VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L18] 0 reach_error()
VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2]
- StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P2Thread1of1ForFork0 with 1 thread instances
CFG has 7 procedures, 130 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1404.9ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 114.8ms, AutomataDifference: 287.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 687.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 95 SDtfs, 35 SDslu, 66 SDs, 0 SdLazy, 7 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=12339occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 7.5ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 11.8ms SsaConstructionTime, 62.2ms SatisfiabilityAnalysisTime, 121.3ms InterpolantComputationTime, 56 NumberOfCodeBlocks, 56 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 55 ConstructedInterpolants, 0 QuantifiedInterpolants, 111 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
- StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P2 with 1 thread instances
CFG has 7 procedures, 130 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 535.8ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 85.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 449.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=12339occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available
- StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances
CFG has 7 procedures, 130 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 4651.7ms, OverallIterations: 9, TraceHistogramMax: 1, EmptinessCheckTime: 77.5ms, AutomataDifference: 1809.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 450.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1025 SDtfs, 1441 SDslu, 3887 SDs, 0 SdLazy, 362 SolverSat, 75 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 318.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 104 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 1162.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=12339occurred in iteration=0, InterpolantAutomatonStates: 75, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 901.8ms AutomataMinimizationTime, 8 MinimizatonAttempts, 1755 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 27.7ms SsaConstructionTime, 297.7ms SatisfiabilityAnalysisTime, 876.1ms InterpolantComputationTime, 691 NumberOfCodeBlocks, 691 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 602 ConstructedInterpolants, 0 QuantifiedInterpolants, 2122 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
Received shutdown request...