/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-SP.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe006_rmo.opt.i


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


This is Ultimate 0.1.25-1d1d2b5
[2020-10-22 02:12:36,921 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-10-22 02:12:36,925 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-10-22 02:12:36,968 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-10-22 02:12:36,969 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-10-22 02:12:36,977 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-10-22 02:12:36,981 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
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[2020-10-22 02:12:37,004 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-10-22 02:12:37,005 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-10-22 02:12:37,006 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-10-22 02:12:37,015 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-10-22 02:12:37,017 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-10-22 02:12:37,019 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-10-22 02:12:37,020 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-10-22 02:12:37,021 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-10-22 02:12:37,034 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2020-10-22 02:12:37,035 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-10-22 02:12:37,043 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
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[2020-10-22 02:12:37,045 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
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[2020-10-22 02:12:37,053 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2020-10-22 02:12:37,055 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-10-22 02:12:37,056 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-SP.epf
[2020-10-22 02:12:37,094 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-10-22 02:12:37,094 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-10-22 02:12:37,096 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-10-22 02:12:37,096 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-10-22 02:12:37,096 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-10-22 02:12:37,096 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-10-22 02:12:37,097 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-10-22 02:12:37,098 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-10-22 02:12:37,098 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-10-22 02:12:37,098 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-10-22 02:12:37,099 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-10-22 02:12:37,099 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-10-22 02:12:37,100 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-10-22 02:12:37,100 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-10-22 02:12:37,100 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-10-22 02:12:37,100 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-10-22 02:12:37,101 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-10-22 02:12:37,101 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-10-22 02:12:37,101 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-10-22 02:12:37,101 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-10-22 02:12:37,101 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-10-22 02:12:37,102 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-10-22 02:12:37,102 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-10-22 02:12:37,102 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=Craig_NestedInterpolation
[2020-10-22 02:12:37,102 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-10-22 02:12:37,102 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-10-22 02:12:37,102 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-10-22 02:12:37,103 INFO  L138        SettingsManager]:  * Override the interpolant automaton setting of the refinement strategy=true
[2020-10-22 02:12:37,103 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK
[2020-10-22 02:12:37,103 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-10-22 02:12:37,103 INFO  L138        SettingsManager]:  * Interpolant automaton=MCR
[2020-10-22 02:12:37,465 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-10-22 02:12:37,482 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-10-22 02:12:37,486 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-10-22 02:12:37,488 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-10-22 02:12:37,488 INFO  L275        PluginConnector]: CDTParser initialized
[2020-10-22 02:12:37,489 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe006_rmo.opt.i
[2020-10-22 02:12:37,551 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e779a18c/546af2eccd414375aa31e3b2bb147e3d/FLAG98037a5ec
[2020-10-22 02:12:38,106 INFO  L306              CDTParser]: Found 1 translation units.
[2020-10-22 02:12:38,108 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe006_rmo.opt.i
[2020-10-22 02:12:38,134 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e779a18c/546af2eccd414375aa31e3b2bb147e3d/FLAG98037a5ec
[2020-10-22 02:12:38,350 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e779a18c/546af2eccd414375aa31e3b2bb147e3d
[2020-10-22 02:12:38,359 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-10-22 02:12:38,366 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2020-10-22 02:12:38,368 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-10-22 02:12:38,368 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-10-22 02:12:38,372 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-10-22 02:12:38,373 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 02:12:38" (1/1) ...
[2020-10-22 02:12:38,376 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56fbd403 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:12:38, skipping insertion in model container
[2020-10-22 02:12:38,377 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 02:12:38" (1/1) ...
[2020-10-22 02:12:38,386 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-10-22 02:12:38,452 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-10-22 02:12:38,967 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-10-22 02:12:38,979 INFO  L203         MainTranslator]: Completed pre-run
[2020-10-22 02:12:39,050 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-10-22 02:12:39,130 INFO  L208         MainTranslator]: Completed translation
[2020-10-22 02:12:39,131 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:12:39 WrapperNode
[2020-10-22 02:12:39,131 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-10-22 02:12:39,132 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2020-10-22 02:12:39,132 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2020-10-22 02:12:39,132 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2020-10-22 02:12:39,142 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:12:39" (1/1) ...
[2020-10-22 02:12:39,161 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:12:39" (1/1) ...
[2020-10-22 02:12:39,192 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2020-10-22 02:12:39,193 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-10-22 02:12:39,193 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-10-22 02:12:39,193 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-10-22 02:12:39,202 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:12:39" (1/1) ...
[2020-10-22 02:12:39,202 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:12:39" (1/1) ...
[2020-10-22 02:12:39,208 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:12:39" (1/1) ...
[2020-10-22 02:12:39,208 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:12:39" (1/1) ...
[2020-10-22 02:12:39,222 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:12:39" (1/1) ...
[2020-10-22 02:12:39,227 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:12:39" (1/1) ...
[2020-10-22 02:12:39,231 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:12:39" (1/1) ...
[2020-10-22 02:12:39,237 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-10-22 02:12:39,238 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-10-22 02:12:39,238 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-10-22 02:12:39,238 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-10-22 02:12:39,239 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:12:39" (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
[2020-10-22 02:12:39,316 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-10-22 02:12:39,316 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-10-22 02:12:39,316 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2020-10-22 02:12:39,317 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-10-22 02:12:39,317 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-10-22 02:12:39,317 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2020-10-22 02:12:39,317 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2020-10-22 02:12:39,318 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2020-10-22 02:12:39,318 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2020-10-22 02:12:39,318 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-10-22 02:12:39,318 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2020-10-22 02:12:39,318 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-10-22 02:12:39,318 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-10-22 02:12:39,320 WARN  L208             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2020-10-22 02:12:41,154 INFO  L293             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-10-22 02:12:41,155 INFO  L298             CfgBuilder]: Removed 10 assume(true) statements.
[2020-10-22 02:12:41,157 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 02:12:41 BoogieIcfgContainer
[2020-10-22 02:12:41,157 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-10-22 02:12:41,159 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-10-22 02:12:41,159 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-10-22 02:12:41,163 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-10-22 02:12:41,163 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 02:12:38" (1/3) ...
[2020-10-22 02:12:41,164 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b8aee91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 02:12:41, skipping insertion in model container
[2020-10-22 02:12:41,165 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:12:39" (2/3) ...
[2020-10-22 02:12:41,165 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b8aee91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 02:12:41, skipping insertion in model container
[2020-10-22 02:12:41,165 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 02:12:41" (3/3) ...
[2020-10-22 02:12:41,167 INFO  L111   eAbstractionObserver]: Analyzing ICFG safe006_rmo.opt.i
[2020-10-22 02:12:41,180 WARN  L153   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2020-10-22 02:12:41,180 INFO  L164   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-10-22 02:12:41,188 INFO  L176   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-10-22 02:12:41,189 INFO  L348   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2020-10-22 02:12:41,220 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,220 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,221 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,221 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,221 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,221 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,221 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,222 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,222 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,222 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,222 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,222 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,222 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,223 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,223 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,223 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,223 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,223 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,224 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,224 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,224 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,224 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,224 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,224 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,225 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,225 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,225 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,225 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,225 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,225 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,226 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,226 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,226 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,226 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,226 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,227 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,227 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,227 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,227 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,227 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,227 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,228 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,228 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,228 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,228 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,228 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,228 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,229 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,231 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,231 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,232 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,232 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,232 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,232 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,232 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,233 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,233 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,233 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,233 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,233 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,234 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,234 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,234 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,235 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,235 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,239 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,239 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,239 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,240 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,240 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,240 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,240 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,240 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,241 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,241 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,241 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,241 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,241 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,242 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,242 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,242 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,242 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,242 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,243 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,243 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,243 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,243 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,244 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,244 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,244 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,244 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,244 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,245 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,245 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,245 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,245 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,252 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,253 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,253 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,253 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,253 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,254 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,254 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,254 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,254 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,254 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,255 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-22 02:12:41,256 INFO  L149    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2020-10-22 02:12:41,270 INFO  L253      AbstractCegarLoop]: Starting to check reachability of 3 error locations.
[2020-10-22 02:12:41,293 INFO  L377      AbstractCegarLoop]: Interprodecural is true
[2020-10-22 02:12:41,293 INFO  L378      AbstractCegarLoop]: Hoare is true
[2020-10-22 02:12:41,293 INFO  L379      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-10-22 02:12:41,293 INFO  L380      AbstractCegarLoop]: Backedges is MCR
[2020-10-22 02:12:41,293 INFO  L381      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-10-22 02:12:41,294 INFO  L382      AbstractCegarLoop]: Difference is false
[2020-10-22 02:12:41,294 INFO  L383      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-10-22 02:12:41,294 INFO  L387      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-10-22 02:12:41,309 INFO  L137   etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation.
[2020-10-22 02:12:41,309 INFO  L144   etLargeBlockEncoding]: Starting large block encoding on Petri net that has 103 places, 99 transitions, 208 flow
[2020-10-22 02:12:41,312 INFO  L110        LiptonReduction]: Starting Lipton reduction on Petri net that has 103 places, 99 transitions, 208 flow
[2020-10-22 02:12:41,314 INFO  L71            FinitePrefix]: Start finitePrefix. Operand has 103 places, 99 transitions, 208 flow
[2020-10-22 02:12:41,364 INFO  L129       PetriNetUnfolder]: 3/97 cut-off events.
[2020-10-22 02:12:41,364 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2020-10-22 02:12:41,369 INFO  L80            FinitePrefix]: Finished finitePrefix Result has 104 conditions, 97 events. 3/97 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 48 event pairs, 0 based on Foata normal form. 0/93 useless extension candidates. Maximal degree in co-relation 48. Up to 2 conditions per place. 
[2020-10-22 02:12:41,372 INFO  L116        LiptonReduction]: Number of co-enabled transitions 886
[2020-10-22 02:12:41,848 WARN  L193               SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 44
[2020-10-22 02:12:42,233 WARN  L193               SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 70
[2020-10-22 02:12:42,252 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 2, 4, 2, 1] term
[2020-10-22 02:12:42,252 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-10-22 02:12:42,254 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 1] term
[2020-10-22 02:12:42,254 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-10-22 02:12:42,361 WARN  L193               SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 63
[2020-10-22 02:12:43,580 WARN  L193               SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 238 DAG size of output: 197
[2020-10-22 02:12:43,618 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term
[2020-10-22 02:12:43,619 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-10-22 02:12:44,191 WARN  L193               SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 110
[2020-10-22 02:12:45,055 WARN  L193               SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40
[2020-10-22 02:12:45,871 WARN  L193               SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 73
[2020-10-22 02:12:46,314 WARN  L193               SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54
[2020-10-22 02:12:46,897 WARN  L193               SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 136
[2020-10-22 02:12:47,147 WARN  L193               SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 132
[2020-10-22 02:12:47,842 WARN  L193               SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 149
[2020-10-22 02:12:48,157 WARN  L193               SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 145
[2020-10-22 02:12:48,163 INFO  L131        LiptonReduction]: Checked pairs total: 2131
[2020-10-22 02:12:48,163 INFO  L133        LiptonReduction]: Total number of compositions: 91
[2020-10-22 02:12:48,170 INFO  L100   iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 24 places, 17 transitions, 44 flow
[2020-10-22 02:12:48,185 INFO  L122   iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 110 states.
[2020-10-22 02:12:48,187 INFO  L276                IsEmpty]: Start isEmpty. Operand 110 states.
[2020-10-22 02:12:48,193 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2020-10-22 02:12:48,194 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-22 02:12:48,195 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2020-10-22 02:12:48,195 INFO  L429      AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-22 02:12:48,201 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-22 02:12:48,202 INFO  L82        PathProgramCache]: Analyzing trace with hash 128867437, now seen corresponding path program 1 times
[2020-10-22 02:12:48,228 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-22 02:12:48,229 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715943311]
[2020-10-22 02:12:48,229 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-22 02:12:48,374 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-22 02:12:48,518 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-22 02:12:48,519 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715943311]
[2020-10-22 02:12:48,520 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-22 02:12:48,520 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2020-10-22 02:12:48,521 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1615272085]
[2020-10-22 02:12:48,522 INFO  L194    McrAutomatonBuilder]: Constructing automaton for MCR equivalence class.
[2020-10-22 02:12:48,526 INFO  L249    McrAutomatonBuilder]: Started intersection.
[2020-10-22 02:12:48,541 INFO  L252    McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions.
[2020-10-22 02:12:48,542 INFO  L276    McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider
[2020-10-22 02:12:48,546 INFO  L301    McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: []
[2020-10-22 02:12:48,547 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-10-22 02:12:48,547 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-22 02:12:48,563 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-10-22 02:12:48,564 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-10-22 02:12:48,566 INFO  L87              Difference]: Start difference. First operand 110 states. Second operand 3 states.
[2020-10-22 02:12:48,592 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-22 02:12:48,593 INFO  L93              Difference]: Finished difference Result 106 states and 240 transitions.
[2020-10-22 02:12:48,593 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-10-22 02:12:48,595 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 7
[2020-10-22 02:12:48,595 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-22 02:12:48,605 INFO  L225             Difference]: With dead ends: 106
[2020-10-22 02:12:48,606 INFO  L226             Difference]: Without dead ends: 86
[2020-10-22 02:12:48,607 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-10-22 02:12:48,629 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 86 states.
[2020-10-22 02:12:48,650 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86.
[2020-10-22 02:12:48,652 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 86 states.
[2020-10-22 02:12:48,654 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 189 transitions.
[2020-10-22 02:12:48,656 INFO  L78                 Accepts]: Start accepts. Automaton has 86 states and 189 transitions. Word has length 7
[2020-10-22 02:12:48,656 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-22 02:12:48,656 INFO  L481      AbstractCegarLoop]: Abstraction has 86 states and 189 transitions.
[2020-10-22 02:12:48,657 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-10-22 02:12:48,657 INFO  L276                IsEmpty]: Start isEmpty. Operand 86 states and 189 transitions.
[2020-10-22 02:12:48,658 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2020-10-22 02:12:48,658 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-22 02:12:48,658 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-22 02:12:48,658 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-10-22 02:12:48,659 INFO  L429      AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-22 02:12:48,659 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-22 02:12:48,659 INFO  L82        PathProgramCache]: Analyzing trace with hash -301172866, now seen corresponding path program 1 times
[2020-10-22 02:12:48,664 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-22 02:12:48,664 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556653569]
[2020-10-22 02:12:48,664 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-22 02:12:48,711 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-22 02:12:48,779 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-22 02:12:48,780 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556653569]
[2020-10-22 02:12:48,780 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-22 02:12:48,780 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-10-22 02:12:48,780 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2054838448]
[2020-10-22 02:12:48,781 INFO  L194    McrAutomatonBuilder]: Constructing automaton for MCR equivalence class.
[2020-10-22 02:12:48,782 INFO  L249    McrAutomatonBuilder]: Started intersection.
[2020-10-22 02:12:48,788 INFO  L252    McrAutomatonBuilder]: Finished intersection with 11 states and 12 transitions.
[2020-10-22 02:12:48,788 INFO  L276    McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider
[2020-10-22 02:12:48,834 INFO  L301    McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: []
[2020-10-22 02:12:48,835 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-22 02:12:48,836 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-22 02:12:48,836 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-22 02:12:48,836 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-22 02:12:48,837 INFO  L87              Difference]: Start difference. First operand 86 states and 189 transitions. Second operand 4 states.
[2020-10-22 02:12:48,883 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-22 02:12:48,883 INFO  L93              Difference]: Finished difference Result 102 states and 213 transitions.
[2020-10-22 02:12:48,885 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2020-10-22 02:12:48,885 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 8
[2020-10-22 02:12:48,885 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-22 02:12:48,886 INFO  L225             Difference]: With dead ends: 102
[2020-10-22 02:12:48,886 INFO  L226             Difference]: Without dead ends: 54
[2020-10-22 02:12:48,887 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-10-22 02:12:48,888 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 54 states.
[2020-10-22 02:12:48,893 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54.
[2020-10-22 02:12:48,893 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 54 states.
[2020-10-22 02:12:48,894 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 103 transitions.
[2020-10-22 02:12:48,894 INFO  L78                 Accepts]: Start accepts. Automaton has 54 states and 103 transitions. Word has length 8
[2020-10-22 02:12:48,895 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-22 02:12:48,895 INFO  L481      AbstractCegarLoop]: Abstraction has 54 states and 103 transitions.
[2020-10-22 02:12:48,895 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-22 02:12:48,895 INFO  L276                IsEmpty]: Start isEmpty. Operand 54 states and 103 transitions.
[2020-10-22 02:12:48,898 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2020-10-22 02:12:48,898 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-22 02:12:48,898 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-22 02:12:48,899 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-10-22 02:12:48,899 INFO  L429      AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-22 02:12:48,899 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-22 02:12:48,899 INFO  L82        PathProgramCache]: Analyzing trace with hash 1530029578, now seen corresponding path program 1 times
[2020-10-22 02:12:48,906 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-22 02:12:48,907 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184469681]
[2020-10-22 02:12:48,907 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-22 02:12:48,972 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-22 02:12:49,307 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-22 02:12:49,308 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184469681]
[2020-10-22 02:12:49,308 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-22 02:12:49,308 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-10-22 02:12:49,308 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [558872116]
[2020-10-22 02:12:49,309 INFO  L194    McrAutomatonBuilder]: Constructing automaton for MCR equivalence class.
[2020-10-22 02:12:49,310 INFO  L249    McrAutomatonBuilder]: Started intersection.
[2020-10-22 02:12:49,313 INFO  L252    McrAutomatonBuilder]: Finished intersection with 17 states and 22 transitions.
[2020-10-22 02:12:49,314 INFO  L276    McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider
[2020-10-22 02:12:49,533 INFO  L301    McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: []
[2020-10-22 02:12:49,534 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-10-22 02:12:49,534 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-22 02:12:49,534 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-10-22 02:12:49,535 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2020-10-22 02:12:49,535 INFO  L87              Difference]: Start difference. First operand 54 states and 103 transitions. Second operand 6 states.
[2020-10-22 02:12:49,647 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-22 02:12:49,648 INFO  L93              Difference]: Finished difference Result 52 states and 98 transitions.
[2020-10-22 02:12:49,648 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2020-10-22 02:12:49,648 INFO  L78                 Accepts]: Start accepts. Automaton has 6 states. Word has length 10
[2020-10-22 02:12:49,649 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-22 02:12:49,649 INFO  L225             Difference]: With dead ends: 52
[2020-10-22 02:12:49,649 INFO  L226             Difference]: Without dead ends: 52
[2020-10-22 02:12:49,650 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42
[2020-10-22 02:12:49,651 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 52 states.
[2020-10-22 02:12:49,655 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52.
[2020-10-22 02:12:49,655 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 52 states.
[2020-10-22 02:12:49,656 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 98 transitions.
[2020-10-22 02:12:49,656 INFO  L78                 Accepts]: Start accepts. Automaton has 52 states and 98 transitions. Word has length 10
[2020-10-22 02:12:49,656 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-22 02:12:49,656 INFO  L481      AbstractCegarLoop]: Abstraction has 52 states and 98 transitions.
[2020-10-22 02:12:49,657 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-10-22 02:12:49,657 INFO  L276                IsEmpty]: Start isEmpty. Operand 52 states and 98 transitions.
[2020-10-22 02:12:49,657 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2020-10-22 02:12:49,658 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-22 02:12:49,658 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-22 02:12:49,658 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-10-22 02:12:49,658 INFO  L429      AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-22 02:12:49,658 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-22 02:12:49,659 INFO  L82        PathProgramCache]: Analyzing trace with hash 186274814, now seen corresponding path program 1 times
[2020-10-22 02:12:49,660 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-22 02:12:49,660 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043856132]
[2020-10-22 02:12:49,660 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-22 02:12:49,700 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-22 02:12:49,748 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-22 02:12:49,748 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043856132]
[2020-10-22 02:12:49,749 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-22 02:12:49,749 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-10-22 02:12:49,749 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [522469863]
[2020-10-22 02:12:49,749 INFO  L194    McrAutomatonBuilder]: Constructing automaton for MCR equivalence class.
[2020-10-22 02:12:49,751 INFO  L249    McrAutomatonBuilder]: Started intersection.
[2020-10-22 02:12:49,755 INFO  L252    McrAutomatonBuilder]: Finished intersection with 18 states and 23 transitions.
[2020-10-22 02:12:49,755 INFO  L276    McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider
[2020-10-22 02:12:49,823 INFO  L301    McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: []
[2020-10-22 02:12:49,823 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-22 02:12:49,824 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-22 02:12:49,824 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-22 02:12:49,824 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-22 02:12:49,824 INFO  L87              Difference]: Start difference. First operand 52 states and 98 transitions. Second operand 4 states.
[2020-10-22 02:12:49,868 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-22 02:12:49,869 INFO  L93              Difference]: Finished difference Result 50 states and 81 transitions.
[2020-10-22 02:12:49,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-10-22 02:12:49,869 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 11
[2020-10-22 02:12:49,869 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-22 02:12:49,870 INFO  L225             Difference]: With dead ends: 50
[2020-10-22 02:12:49,870 INFO  L226             Difference]: Without dead ends: 38
[2020-10-22 02:12:49,871 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-10-22 02:12:49,871 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 38 states.
[2020-10-22 02:12:49,874 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38.
[2020-10-22 02:12:49,875 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 38 states.
[2020-10-22 02:12:49,875 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 60 transitions.
[2020-10-22 02:12:49,875 INFO  L78                 Accepts]: Start accepts. Automaton has 38 states and 60 transitions. Word has length 11
[2020-10-22 02:12:49,876 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-22 02:12:49,876 INFO  L481      AbstractCegarLoop]: Abstraction has 38 states and 60 transitions.
[2020-10-22 02:12:49,876 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-22 02:12:49,876 INFO  L276                IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions.
[2020-10-22 02:12:49,877 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2020-10-22 02:12:49,877 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-22 02:12:49,877 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-22 02:12:49,877 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-10-22 02:12:49,878 INFO  L429      AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-22 02:12:49,878 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-22 02:12:49,878 INFO  L82        PathProgramCache]: Analyzing trace with hash 1199858312, now seen corresponding path program 1 times
[2020-10-22 02:12:49,880 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-22 02:12:49,880 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134709616]
[2020-10-22 02:12:49,880 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-22 02:12:49,960 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-22 02:12:50,010 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-22 02:12:50,011 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134709616]
[2020-10-22 02:12:50,012 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-22 02:12:50,012 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-10-22 02:12:50,012 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1269384751]
[2020-10-22 02:12:50,012 INFO  L194    McrAutomatonBuilder]: Constructing automaton for MCR equivalence class.
[2020-10-22 02:12:50,014 INFO  L249    McrAutomatonBuilder]: Started intersection.
[2020-10-22 02:12:50,021 INFO  L252    McrAutomatonBuilder]: Finished intersection with 20 states and 26 transitions.
[2020-10-22 02:12:50,021 INFO  L276    McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider
[2020-10-22 02:12:50,110 INFO  L301    McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [1124#(<= ~__unbuffered_cnt~0 0)]
[2020-10-22 02:12:50,111 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-10-22 02:12:50,111 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-22 02:12:50,111 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-10-22 02:12:50,112 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2020-10-22 02:12:50,112 INFO  L87              Difference]: Start difference. First operand 38 states and 60 transitions. Second operand 6 states.
[2020-10-22 02:12:50,154 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-22 02:12:50,154 INFO  L93              Difference]: Finished difference Result 31 states and 44 transitions.
[2020-10-22 02:12:50,155 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2020-10-22 02:12:50,155 INFO  L78                 Accepts]: Start accepts. Automaton has 6 states. Word has length 12
[2020-10-22 02:12:50,156 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-22 02:12:50,156 INFO  L225             Difference]: With dead ends: 31
[2020-10-22 02:12:50,156 INFO  L226             Difference]: Without dead ends: 25
[2020-10-22 02:12:50,157 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42
[2020-10-22 02:12:50,157 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 25 states.
[2020-10-22 02:12:50,159 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25.
[2020-10-22 02:12:50,159 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 25 states.
[2020-10-22 02:12:50,159 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 34 transitions.
[2020-10-22 02:12:50,160 INFO  L78                 Accepts]: Start accepts. Automaton has 25 states and 34 transitions. Word has length 12
[2020-10-22 02:12:50,160 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-22 02:12:50,160 INFO  L481      AbstractCegarLoop]: Abstraction has 25 states and 34 transitions.
[2020-10-22 02:12:50,160 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-10-22 02:12:50,160 INFO  L276                IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions.
[2020-10-22 02:12:50,161 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2020-10-22 02:12:50,161 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-22 02:12:50,161 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-22 02:12:50,161 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-10-22 02:12:50,162 INFO  L429      AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-22 02:12:50,162 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-22 02:12:50,162 INFO  L82        PathProgramCache]: Analyzing trace with hash -283937841, now seen corresponding path program 1 times
[2020-10-22 02:12:50,163 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-22 02:12:50,164 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822920978]
[2020-10-22 02:12:50,164 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-22 02:12:50,218 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-10-22 02:12:50,219 INFO  L221             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2020-10-22 02:12:50,266 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-10-22 02:12:50,266 INFO  L221             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2020-10-22 02:12:50,301 INFO  L173   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2020-10-22 02:12:50,302 INFO  L523         BasicCegarLoop]: Counterexample might be feasible
[2020-10-22 02:12:50,302 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2020-10-22 02:12:50,303 WARN  L264   etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available.
[2020-10-22 02:12:50,318 WARN  L124   codingBacktranslator]: Skipped backtranslation of ATE [864] [864] L4-->L826: Formula: (let ((.cse7 (= (mod ~y$r_buff1_thd0~0_In-815999444 256) 0)) (.cse8 (= (mod ~y$w_buff1_used~0_In-815999444 256) 0)) (.cse9 (= (mod ~y$w_buff0_used~0_In-815999444 256) 0)) (.cse10 (= (mod ~y$r_buff0_thd0~0_In-815999444 256) 0))) (let ((.cse0 (not .cse10)) (.cse1 (not .cse9)) (.cse2 (or .cse9 .cse10)) (.cse5 (not .cse8)) (.cse6 (not .cse7)) (.cse4 (or .cse7 .cse8))) (and (or (and .cse0 (= ~y$w_buff0_used~0_Out-815999444 0) .cse1) (and .cse2 (= ~y$w_buff0_used~0_Out-815999444 ~y$w_buff0_used~0_In-815999444))) (= ~y$r_buff1_thd0~0_Out-815999444 ~y$r_buff1_thd0~0_In-815999444) (= ~y$r_buff0_thd0~0_In-815999444 ~y$r_buff0_thd0~0_Out-815999444) (not (= ULTIMATE.start_assume_abort_if_not_~cond_In-815999444 0)) (let ((.cse3 (select |#memory_int_In-815999444| |~#y~0.base_In-815999444|))) (or (and .cse0 (= (store |#memory_int_In-815999444| |~#y~0.base_In-815999444| (store .cse3 |~#y~0.offset_In-815999444| ~y$w_buff0~0_In-815999444)) |#memory_int_Out-815999444|) .cse1) (and (or (and .cse4 (= (store |#memory_int_In-815999444| |~#y~0.base_In-815999444| (store .cse3 |~#y~0.offset_In-815999444| (select .cse3 |~#y~0.offset_In-815999444|))) |#memory_int_Out-815999444|)) (and (= |#memory_int_Out-815999444| (store |#memory_int_In-815999444| |~#y~0.base_In-815999444| (store .cse3 |~#y~0.offset_In-815999444| ~y$w_buff1~0_In-815999444))) .cse5 .cse6)) .cse2))) (or (and .cse5 .cse6 (= ~y$w_buff1_used~0_Out-815999444 0)) (and (= ~y$w_buff1_used~0_Out-815999444 ~y$w_buff1_used~0_In-815999444) .cse4)))))  InVars {~#y~0.offset=|~#y~0.offset_In-815999444|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_In-815999444, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-815999444, ~y$w_buff1~0=~y$w_buff1~0_In-815999444, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-815999444, ~y$w_buff0~0=~y$w_buff0~0_In-815999444, #memory_int=|#memory_int_In-815999444|, ~#y~0.base=|~#y~0.base_In-815999444|, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-815999444, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-815999444}  OutVars{~#y~0.offset=|~#y~0.offset_In-815999444|, ~y$w_buff0_used~0=~y$w_buff0_used~0_Out-815999444, ULTIMATE.start_main_#t~mem41=|ULTIMATE.start_main_#t~mem41_Out-815999444|, ULTIMATE.start_main_#t~ite47=|ULTIMATE.start_main_#t~ite47_Out-815999444|, ULTIMATE.start_main_#t~ite46=|ULTIMATE.start_main_#t~ite46_Out-815999444|, ~#y~0.base=|~#y~0.base_In-815999444|, ULTIMATE.start_main_#t~ite43=|ULTIMATE.start_main_#t~ite43_Out-815999444|, ULTIMATE.start_main_#t~ite42=|ULTIMATE.start_main_#t~ite42_Out-815999444|, ULTIMATE.start_main_#t~ite45=|ULTIMATE.start_main_#t~ite45_Out-815999444|, ULTIMATE.start_main_#t~ite44=|ULTIMATE.start_main_#t~ite44_Out-815999444|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_In-815999444, ~y$w_buff1~0=~y$w_buff1~0_In-815999444, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_Out-815999444, ~y$w_buff0~0=~y$w_buff0~0_In-815999444, #memory_int=|#memory_int_Out-815999444|, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_Out-815999444, ~y$w_buff1_used~0=~y$w_buff1_used~0_Out-815999444}  AuxVars[]  AssignedVars[~y$w_buff0_used~0, ULTIMATE.start_main_#t~mem41, ~y$r_buff0_thd0~0, ULTIMATE.start_main_#t~ite47, #memory_int, ULTIMATE.start_main_#t~ite46, ULTIMATE.start_main_#t~ite43, ULTIMATE.start_main_#t~ite42, ~y$r_buff1_thd0~0, ULTIMATE.start_main_#t~ite45, ULTIMATE.start_main_#t~ite44, ~y$w_buff1_used~0] because there is no mapped edge
[2020-10-22 02:12:50,324 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,324 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,324 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,325 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,325 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,325 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,325 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,325 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,325 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,326 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,326 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,326 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,326 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,326 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,327 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,327 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,327 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,327 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,327 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,327 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,328 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,328 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,328 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,328 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,328 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,328 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,329 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,329 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,329 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,329 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,329 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,329 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,330 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,330 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,332 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,332 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,332 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,332 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,332 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,333 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,333 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,333 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,333 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,333 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,334 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-22 02:12:50,334 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-22 02:12:50,411 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 02:12:50 BasicIcfg
[2020-10-22 02:12:50,412 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-10-22 02:12:50,414 INFO  L168              Benchmark]: Toolchain (without parser) took 12053.31 ms. Allocated memory was 143.1 MB in the beginning and 353.4 MB in the end (delta: 210.2 MB). Free memory was 104.6 MB in the beginning and 254.0 MB in the end (delta: -149.4 MB). Peak memory consumption was 60.8 MB. Max. memory is 7.1 GB.
[2020-10-22 02:12:50,415 INFO  L168              Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 143.1 MB. Free memory was 124.6 MB in the beginning and 124.4 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB.
[2020-10-22 02:12:50,417 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 763.48 ms. Allocated memory was 143.1 MB in the beginning and 205.0 MB in the end (delta: 61.9 MB). Free memory was 103.7 MB in the beginning and 156.9 MB in the end (delta: -53.2 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB.
[2020-10-22 02:12:50,418 INFO  L168              Benchmark]: Boogie Procedure Inliner took 60.64 ms. Allocated memory is still 205.0 MB. Free memory was 156.9 MB in the beginning and 154.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB.
[2020-10-22 02:12:50,418 INFO  L168              Benchmark]: Boogie Preprocessor took 44.30 ms. Allocated memory is still 205.0 MB. Free memory was 154.4 MB in the beginning and 151.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB.
[2020-10-22 02:12:50,421 INFO  L168              Benchmark]: RCFGBuilder took 1920.12 ms. Allocated memory was 205.0 MB in the beginning and 242.7 MB in the end (delta: 37.7 MB). Free memory was 151.9 MB in the beginning and 174.7 MB in the end (delta: -22.8 MB). Peak memory consumption was 89.7 MB. Max. memory is 7.1 GB.
[2020-10-22 02:12:50,423 INFO  L168              Benchmark]: TraceAbstraction took 9253.40 ms. Allocated memory was 242.7 MB in the beginning and 353.4 MB in the end (delta: 110.6 MB). Free memory was 173.1 MB in the beginning and 254.0 MB in the end (delta: -80.9 MB). Peak memory consumption was 29.7 MB. Max. memory is 7.1 GB.
[2020-10-22 02:12:50,432 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.21 ms. Allocated memory is still 143.1 MB. Free memory was 124.6 MB in the beginning and 124.4 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 763.48 ms. Allocated memory was 143.1 MB in the beginning and 205.0 MB in the end (delta: 61.9 MB). Free memory was 103.7 MB in the beginning and 156.9 MB in the end (delta: -53.2 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB.
 * Boogie Procedure Inliner took 60.64 ms. Allocated memory is still 205.0 MB. Free memory was 156.9 MB in the beginning and 154.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 44.30 ms. Allocated memory is still 205.0 MB. Free memory was 154.4 MB in the beginning and 151.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 1920.12 ms. Allocated memory was 205.0 MB in the beginning and 242.7 MB in the end (delta: 37.7 MB). Free memory was 151.9 MB in the beginning and 174.7 MB in the end (delta: -22.8 MB). Peak memory consumption was 89.7 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 9253.40 ms. Allocated memory was 242.7 MB in the beginning and 353.4 MB in the end (delta: 110.6 MB). Free memory was 173.1 MB in the beginning and 254.0 MB in the end (delta: -80.9 MB). Peak memory consumption was 29.7 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: PetriNetLargeBlockEncoding benchmarks
    464 VarBasedMoverChecksPositive, 28 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 27 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 6.8s, 103 PlacesBefore, 24 PlacesAfterwards, 99 TransitionsBefore, 17 TransitionsAfterwards, 886 CoEnabledTransitionPairs, 7 FixpointIterations, 49 TrivialSequentialCompositions, 31 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 3 ChoiceCompositions, 91 TotalNumberOfCompositions, 2131 MoverChecksTotal
  - CounterExampleResult [Line: 18]: a call of __VERIFIER_error() is reachable
    a call of __VERIFIER_error() is reachable
We found a FailurePath: 
[L709]               0  int __unbuffered_cnt = 0;
[L711]               0  int __unbuffered_p0_EAX = 0;
[L712]               0  _Bool __unbuffered_p0_EAX$flush_delayed;
[L713]               0  int __unbuffered_p0_EAX$mem_tmp;
[L714]               0  _Bool __unbuffered_p0_EAX$r_buff0_thd0;
[L715]               0  _Bool __unbuffered_p0_EAX$r_buff0_thd1;
[L716]               0  _Bool __unbuffered_p0_EAX$r_buff0_thd2;
[L717]               0  _Bool __unbuffered_p0_EAX$r_buff1_thd0;
[L718]               0  _Bool __unbuffered_p0_EAX$r_buff1_thd1;
[L719]               0  _Bool __unbuffered_p0_EAX$r_buff1_thd2;
[L720]               0  _Bool __unbuffered_p0_EAX$read_delayed;
[L721]               0  int *__unbuffered_p0_EAX$read_delayed_var;
[L722]               0  int __unbuffered_p0_EAX$w_buff0;
[L723]               0  _Bool __unbuffered_p0_EAX$w_buff0_used;
[L724]               0  int __unbuffered_p0_EAX$w_buff1;
[L725]               0  _Bool __unbuffered_p0_EAX$w_buff1_used;
[L727]               0  int __unbuffered_p1_EAX = 0;
[L728]               0  _Bool main$tmp_guard0;
[L729]               0  _Bool main$tmp_guard1;
[L731]               0  int x = 0;
[L733]               0  int y = 0;
[L734]               0  _Bool y$flush_delayed;
[L735]               0  int y$mem_tmp;
[L736]               0  _Bool y$r_buff0_thd0;
[L737]               0  _Bool y$r_buff0_thd1;
[L738]               0  _Bool y$r_buff0_thd2;
[L739]               0  _Bool y$r_buff1_thd0;
[L740]               0  _Bool y$r_buff1_thd1;
[L741]               0  _Bool y$r_buff1_thd2;
[L742]               0  _Bool y$read_delayed;
[L743]               0  int *y$read_delayed_var;
[L744]               0  int y$w_buff0;
[L745]               0  _Bool y$w_buff0_used;
[L746]               0  int y$w_buff1;
[L747]               0  _Bool y$w_buff1_used;
[L748]               0  _Bool weak$$choice0;
[L749]               0  _Bool weak$$choice1;
[L750]               0  _Bool weak$$choice2;
[L812]               0  pthread_t t1931;
[L813]  FCALL, FORK  0  pthread_create(&t1931, ((void *)0), P0, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={8:0}, 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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=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]
[L754]               1  weak$$choice0 = __VERIFIER_nondet_bool()
[L755]               1  weak$$choice2 = __VERIFIER_nondet_bool()
[L756]               1  y$flush_delayed = weak$$choice2
[L757]  EXPR         1  \read(y)
[L757]               1  y$mem_tmp = y
[L758]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1)
[L758]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1
[L758]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1)
[L758]               1  y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1)
[L759]  EXPR         1  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))
[L759]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)
[L759]  EXPR         1  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))
[L759]               1  y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))
[L760]  EXPR         1  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))
[L760]               1  y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))
[L761]  EXPR         1  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used))
[L761]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)
[L761]  EXPR         1  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used))
[L761]               1  y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used))
[L762]  EXPR         1  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L762]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)
[L762]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0
[L762]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)
[L762]  EXPR         1  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L762]               1  y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L763]  EXPR         1  weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1))
[L763]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)
[L763]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1
[L763]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)
[L763]  EXPR         1  weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1))
[L763]               1  y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1))
[L764]  EXPR         1  weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L764]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)
[L764]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0
[L764]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)
[L764]  EXPR         1  weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L764]               1  y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L765]               1  __unbuffered_p0_EAX$read_delayed = (_Bool)1
[L766]               1  __unbuffered_p0_EAX$read_delayed_var = &y
[L767]  EXPR         1  \read(y)
[L767]               1  __unbuffered_p0_EAX = y
[L768]  EXPR         1  y$flush_delayed ? y$mem_tmp : y
[L768]               1  y = y$flush_delayed ? y$mem_tmp : y
[L769]               1  y$flush_delayed = (_Bool)0
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={8:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=1, x=0, y={8:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L772]               1  x = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={8:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=1, x=1, y={8:0}, 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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=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]
[L777]               1  __unbuffered_cnt = __unbuffered_cnt + 1
[L779]               1  return 0;
[L814]               0  pthread_t t1932;
[L815]  FCALL, FORK  0  pthread_create(&t1932, ((void *)0), P1, ((void *)0))
        VAL             [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={8:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=1, x=1, y={8:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L784]               2  __unbuffered_p1_EAX = x
        VAL             [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={8:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=1, x=1, y={8:0}, 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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=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]
[L787]               2  y = 1
        VAL             [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={8:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=1, x=1, y={8:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L790]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y)
[L790]               2  y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y)
[L791]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used
[L791]               2  y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used
[L792]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used
[L792]               2  y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used
[L793]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2
[L793]               2  y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2
[L794]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2
[L794]               2  y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2
[L797]               2  __unbuffered_cnt = __unbuffered_cnt + 1
[L799]               2  return 0;
[L817]               0  main$tmp_guard0 = __unbuffered_cnt == 2
[L828]               0  weak$$choice1 = __VERIFIER_nondet_bool()
[L829]  EXPR         0  __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX
[L829]               0  __unbuffered_p0_EAX = __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX
[L830]               0  main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p1_EAX == 1)
[L19]   COND TRUE    0  !expression
[L18]   COND FALSE   0  !(0)
[L18]                0  __assert_fail ("0", "safe006_rmo.opt.c", 9, __extension__ __PRETTY_FUNCTION__)
        VAL             [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={8:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=255, weak$$choice2=1, x=1, y={8:0}, 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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=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]

  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 3 procedures, 97 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 9.0s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 6.8s, HoareTripleCheckerStatistics: 69 SDtfs, 56 SDslu, 94 SDs, 0 SdLazy, 73 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 39 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=110occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 43 ConstructedInterpolants, 0 QuantifiedInterpolants, 2934 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...