/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.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix013_power.opt.i


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


This is Ultimate 0.1.25-b09bf87
[2020-10-16 11:58:45,032 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-10-16 11:58:45,035 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-10-16 11:58:45,059 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-10-16 11:58:45,060 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-10-16 11:58:45,061 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-10-16 11:58:45,062 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
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[2020-10-16 11:58:45,067 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
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[2020-10-16 11:58:45,072 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-10-16 11:58:45,073 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-10-16 11:58:45,074 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-10-16 11:58:45,076 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-10-16 11:58:45,077 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-10-16 11:58:45,079 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-10-16 11:58:45,080 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-10-16 11:58:45,081 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-10-16 11:58:45,082 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-10-16 11:58:45,087 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2020-10-16 11:58:45,087 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-10-16 11:58:45,088 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
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[2020-10-16 11:58:45,092 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
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[2020-10-16 11:58:45,099 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2020-10-16 11:58:45,101 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-10-16 11:58:45,101 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf
[2020-10-16 11:58:45,153 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-10-16 11:58:45,153 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-10-16 11:58:45,155 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-10-16 11:58:45,155 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-10-16 11:58:45,158 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-10-16 11:58:45,158 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-10-16 11:58:45,159 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-10-16 11:58:45,159 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-10-16 11:58:45,159 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-10-16 11:58:45,159 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-10-16 11:58:45,159 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-10-16 11:58:45,160 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-10-16 11:58:45,160 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-10-16 11:58:45,160 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-10-16 11:58:45,160 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-10-16 11:58:45,160 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-10-16 11:58:45,160 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-10-16 11:58:45,161 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-10-16 11:58:45,161 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-10-16 11:58:45,163 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-10-16 11:58:45,163 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-10-16 11:58:45,164 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-10-16 11:58:45,164 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-10-16 11:58:45,168 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=Craig_NestedInterpolation
[2020-10-16 11:58:45,168 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-10-16 11:58:45,169 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-10-16 11:58:45,169 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-10-16 11:58:45,169 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK
[2020-10-16 11:58:45,169 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-10-16 11:58:45,486 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-10-16 11:58:45,508 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-10-16 11:58:45,512 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-10-16 11:58:45,514 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-10-16 11:58:45,514 INFO  L275        PluginConnector]: CDTParser initialized
[2020-10-16 11:58:45,515 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix013_power.opt.i
[2020-10-16 11:58:45,592 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/06e1445df/f201b2dfd1ba45b7b7cfc4d57272b2c3/FLAG784a26a55
[2020-10-16 11:58:46,137 INFO  L306              CDTParser]: Found 1 translation units.
[2020-10-16 11:58:46,138 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-wmm/mix013_power.opt.i
[2020-10-16 11:58:46,157 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/06e1445df/f201b2dfd1ba45b7b7cfc4d57272b2c3/FLAG784a26a55
[2020-10-16 11:58:46,430 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/06e1445df/f201b2dfd1ba45b7b7cfc4d57272b2c3
[2020-10-16 11:58:46,439 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-10-16 11:58:46,441 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2020-10-16 11:58:46,442 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-10-16 11:58:46,442 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-10-16 11:58:46,446 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-10-16 11:58:46,448 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:58:46" (1/1) ...
[2020-10-16 11:58:46,451 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@217df6a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:58:46, skipping insertion in model container
[2020-10-16 11:58:46,451 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:58:46" (1/1) ...
[2020-10-16 11:58:46,459 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-10-16 11:58:46,510 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-10-16 11:58:47,103 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-10-16 11:58:47,123 INFO  L203         MainTranslator]: Completed pre-run
[2020-10-16 11:58:47,198 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-10-16 11:58:47,284 INFO  L208         MainTranslator]: Completed translation
[2020-10-16 11:58:47,284 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:58:47 WrapperNode
[2020-10-16 11:58:47,284 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-10-16 11:58:47,285 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2020-10-16 11:58:47,285 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2020-10-16 11:58:47,286 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2020-10-16 11:58:47,292 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:58:47" (1/1) ...
[2020-10-16 11:58:47,315 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:58:47" (1/1) ...
[2020-10-16 11:58:47,352 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2020-10-16 11:58:47,352 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-10-16 11:58:47,353 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-10-16 11:58:47,353 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-10-16 11:58:47,363 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:58:47" (1/1) ...
[2020-10-16 11:58:47,363 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:58:47" (1/1) ...
[2020-10-16 11:58:47,369 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:58:47" (1/1) ...
[2020-10-16 11:58:47,369 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:58:47" (1/1) ...
[2020-10-16 11:58:47,388 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:58:47" (1/1) ...
[2020-10-16 11:58:47,398 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:58:47" (1/1) ...
[2020-10-16 11:58:47,403 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:58:47" (1/1) ...
[2020-10-16 11:58:47,409 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-10-16 11:58:47,410 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-10-16 11:58:47,410 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-10-16 11:58:47,410 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-10-16 11:58:47,411 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:58:47" (1/1) ...
No working directory specified, using /storage/repos/ultimate-2/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
[2020-10-16 11:58:47,482 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-10-16 11:58:47,482 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2020-10-16 11:58:47,483 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-10-16 11:58:47,483 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-10-16 11:58:47,483 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2020-10-16 11:58:47,483 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2020-10-16 11:58:47,484 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2020-10-16 11:58:47,484 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2020-10-16 11:58:47,484 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2020-10-16 11:58:47,484 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2020-10-16 11:58:47,484 INFO  L130     BoogieDeclarations]: Found specification of procedure P3
[2020-10-16 11:58:47,485 INFO  L138     BoogieDeclarations]: Found implementation of procedure P3
[2020-10-16 11:58:47,485 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2020-10-16 11:58:47,485 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-10-16 11:58:47,485 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-10-16 11:58:47,488 WARN  L208             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2020-10-16 11:58:49,922 INFO  L293             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-10-16 11:58:49,922 INFO  L298             CfgBuilder]: Removed 10 assume(true) statements.
[2020-10-16 11:58:49,925 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:58:49 BoogieIcfgContainer
[2020-10-16 11:58:49,925 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-10-16 11:58:49,926 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-10-16 11:58:49,926 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-10-16 11:58:49,930 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-10-16 11:58:49,930 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 11:58:46" (1/3) ...
[2020-10-16 11:58:49,931 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c2610d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:58:49, skipping insertion in model container
[2020-10-16 11:58:49,931 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:58:47" (2/3) ...
[2020-10-16 11:58:49,932 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c2610d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:58:49, skipping insertion in model container
[2020-10-16 11:58:49,932 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:58:49" (3/3) ...
[2020-10-16 11:58:49,934 INFO  L111   eAbstractionObserver]: Analyzing ICFG mix013_power.opt.i
[2020-10-16 11:58:49,949 WARN  L153   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2020-10-16 11:58:49,949 INFO  L164   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-10-16 11:58:49,958 INFO  L176   ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations.
[2020-10-16 11:58:49,959 INFO  L348   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2020-10-16 11:58:49,994 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,995 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,995 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,995 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,995 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,996 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,996 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,996 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,996 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,996 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,997 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,997 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,997 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,997 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,998 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,998 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,998 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,998 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,998 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,999 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,999 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,999 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,999 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,999 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,999 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:49,999 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,000 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,000 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,000 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,000 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,000 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,001 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,001 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,001 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,001 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,001 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,001 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,002 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,002 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,002 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,002 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,002 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,002 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,003 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,003 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,003 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,003 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,003 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,003 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,004 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,004 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,004 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,004 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,004 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,006 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,006 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,007 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,007 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,007 WARN  L313   ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,007 WARN  L313   ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,008 WARN  L313   ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,008 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,008 WARN  L313   ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,008 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,009 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,009 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,009 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,009 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,009 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,009 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,010 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,010 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,010 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,010 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,010 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,011 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,011 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,011 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,011 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,011 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,011 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,011 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,012 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,012 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,012 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,012 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,012 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,012 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,013 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,013 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,013 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,013 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,013 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,013 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,014 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,014 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,014 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,014 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,014 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,014 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,014 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,015 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,016 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,017 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,017 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,017 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,017 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,017 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,018 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,018 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,018 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,022 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,023 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,023 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,023 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,029 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,074 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,074 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,075 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,075 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,075 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,075 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,075 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,076 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,076 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,076 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,079 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,079 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,079 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,079 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,080 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,080 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,080 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,080 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,080 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,081 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,081 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,081 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,081 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,081 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,081 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,082 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,085 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,085 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,085 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,085 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,086 WARN  L313   ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,086 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,086 WARN  L313   ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,086 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,086 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,087 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,087 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,087 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,087 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,087 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,087 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,088 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,088 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,088 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,088 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,088 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,088 WARN  L313   ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,089 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,089 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,089 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,089 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,089 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,090 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,090 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,090 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,090 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,090 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,090 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,091 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,091 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,091 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,093 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,093 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,093 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,093 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:58:50,095 INFO  L149    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2020-10-16 11:58:50,110 INFO  L253      AbstractCegarLoop]: Starting to check reachability of 7 error locations.
[2020-10-16 11:58:50,132 INFO  L377      AbstractCegarLoop]: Interprodecural is true
[2020-10-16 11:58:50,132 INFO  L378      AbstractCegarLoop]: Hoare is true
[2020-10-16 11:58:50,132 INFO  L379      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-10-16 11:58:50,133 INFO  L380      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-10-16 11:58:50,133 INFO  L381      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-10-16 11:58:50,133 INFO  L382      AbstractCegarLoop]: Difference is false
[2020-10-16 11:58:50,133 INFO  L383      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-10-16 11:58:50,133 INFO  L387      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-10-16 11:58:50,150 INFO  L137   etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation.
[2020-10-16 11:58:50,151 INFO  L144   etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 113 transitions, 246 flow
[2020-10-16 11:58:50,154 INFO  L111        LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 113 transitions, 246 flow
[2020-10-16 11:58:50,157 INFO  L71            FinitePrefix]: Start finitePrefix. Operand has 124 places, 113 transitions, 246 flow
[2020-10-16 11:58:50,211 INFO  L129       PetriNetUnfolder]: 2/109 cut-off events.
[2020-10-16 11:58:50,212 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2020-10-16 11:58:50,218 INFO  L80            FinitePrefix]: Finished finitePrefix Result has 122 conditions, 109 events. 2/109 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 75 event pairs, 0 based on Foata normal form. 0/105 useless extension candidates. Maximal degree in co-relation 74. Up to 2 conditions per place. 
[2020-10-16 11:58:50,223 INFO  L117        LiptonReduction]: Number of co-enabled transitions 2454
[2020-10-16 11:58:50,787 WARN  L193               SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44
[2020-10-16 11:58:51,159 WARN  L193               SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58
[2020-10-16 11:58:51,858 WARN  L193               SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 55
[2020-10-16 11:58:52,596 WARN  L193               SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 95
[2020-10-16 11:58:52,726 WARN  L193               SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 95
[2020-10-16 11:58:53,026 WARN  L193               SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101
[2020-10-16 11:58:53,183 WARN  L193               SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 99
[2020-10-16 11:58:53,194 INFO  L132        LiptonReduction]: Checked pairs total: 6958
[2020-10-16 11:58:53,194 INFO  L134        LiptonReduction]: Total number of compositions: 87
[2020-10-16 11:58:53,201 INFO  L100   iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 47 places, 35 transitions, 90 flow
[2020-10-16 11:58:53,464 INFO  L122   iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 4130 states.
[2020-10-16 11:58:53,467 INFO  L276                IsEmpty]: Start isEmpty. Operand 4130 states.
[2020-10-16 11:58:53,477 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2020-10-16 11:58:53,477 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:58:53,479 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 11:58:53,479 INFO  L429      AbstractCegarLoop]: === Iteration 1 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:58:53,486 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:58:53,486 INFO  L82        PathProgramCache]: Analyzing trace with hash -365659842, now seen corresponding path program 1 times
[2020-10-16 11:58:53,497 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:58:53,498 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823752068]
[2020-10-16 11:58:53,498 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:58:53,683 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:58:53,849 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 11:58:53,850 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823752068]
[2020-10-16 11:58:53,852 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:58:53,852 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2020-10-16 11:58:53,853 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583048821]
[2020-10-16 11:58:53,858 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-10-16 11:58:53,858 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:58:53,874 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-10-16 11:58:53,879 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-10-16 11:58:53,882 INFO  L87              Difference]: Start difference. First operand 4130 states. Second operand 3 states.
[2020-10-16 11:58:54,018 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:58:54,018 INFO  L93              Difference]: Finished difference Result 3570 states and 14054 transitions.
[2020-10-16 11:58:54,019 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-10-16 11:58:54,021 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 9
[2020-10-16 11:58:54,021 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:58:54,068 INFO  L225             Difference]: With dead ends: 3570
[2020-10-16 11:58:54,068 INFO  L226             Difference]: Without dead ends: 2610
[2020-10-16 11:58:54,069 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
[2020-10-16 11:58:54,108 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 2610 states.
[2020-10-16 11:58:54,264 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 2610 to 2610.
[2020-10-16 11:58:54,266 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 2610 states.
[2020-10-16 11:58:54,283 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 2610 states to 2610 states and 10086 transitions.
[2020-10-16 11:58:54,285 INFO  L78                 Accepts]: Start accepts. Automaton has 2610 states and 10086 transitions. Word has length 9
[2020-10-16 11:58:54,290 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:58:54,290 INFO  L481      AbstractCegarLoop]: Abstraction has 2610 states and 10086 transitions.
[2020-10-16 11:58:54,290 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-10-16 11:58:54,290 INFO  L276                IsEmpty]: Start isEmpty. Operand 2610 states and 10086 transitions.
[2020-10-16 11:58:54,300 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2020-10-16 11:58:54,300 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:58:54,301 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 11:58:54,301 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-10-16 11:58:54,301 INFO  L429      AbstractCegarLoop]: === Iteration 2 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:58:54,301 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:58:54,302 INFO  L82        PathProgramCache]: Analyzing trace with hash -1333562799, now seen corresponding path program 1 times
[2020-10-16 11:58:54,302 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:58:54,302 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272656860]
[2020-10-16 11:58:54,303 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:58:54,373 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:58:54,458 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 11:58:54,459 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272656860]
[2020-10-16 11:58:54,459 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:58:54,459 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-10-16 11:58:54,459 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310308917]
[2020-10-16 11:58:54,461 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-16 11:58:54,461 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:58:54,461 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-16 11:58:54,462 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-16 11:58:54,462 INFO  L87              Difference]: Start difference. First operand 2610 states and 10086 transitions. Second operand 4 states.
[2020-10-16 11:58:54,527 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:58:54,528 INFO  L93              Difference]: Finished difference Result 2770 states and 10374 transitions.
[2020-10-16 11:58:54,528 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-10-16 11:58:54,528 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 12
[2020-10-16 11:58:54,529 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:58:54,548 INFO  L225             Difference]: With dead ends: 2770
[2020-10-16 11:58:54,548 INFO  L226             Difference]: Without dead ends: 2290
[2020-10-16 11:58:54,549 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-10-16 11:58:54,562 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 2290 states.
[2020-10-16 11:58:54,630 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 2290 to 2290.
[2020-10-16 11:58:54,630 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 2290 states.
[2020-10-16 11:58:54,644 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 2290 states to 2290 states and 8710 transitions.
[2020-10-16 11:58:54,644 INFO  L78                 Accepts]: Start accepts. Automaton has 2290 states and 8710 transitions. Word has length 12
[2020-10-16 11:58:54,645 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:58:54,645 INFO  L481      AbstractCegarLoop]: Abstraction has 2290 states and 8710 transitions.
[2020-10-16 11:58:54,645 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-16 11:58:54,645 INFO  L276                IsEmpty]: Start isEmpty. Operand 2290 states and 8710 transitions.
[2020-10-16 11:58:54,647 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2020-10-16 11:58:54,647 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:58:54,648 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 11:58:54,648 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-10-16 11:58:54,648 INFO  L429      AbstractCegarLoop]: === Iteration 3 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:58:54,648 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:58:54,648 INFO  L82        PathProgramCache]: Analyzing trace with hash 2025324226, now seen corresponding path program 1 times
[2020-10-16 11:58:54,649 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:58:54,649 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192658914]
[2020-10-16 11:58:54,649 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:58:54,680 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:58:54,755 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 11:58:54,755 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192658914]
[2020-10-16 11:58:54,755 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:58:54,756 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-10-16 11:58:54,756 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198822688]
[2020-10-16 11:58:54,756 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-16 11:58:54,757 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:58:54,757 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-16 11:58:54,758 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-16 11:58:54,758 INFO  L87              Difference]: Start difference. First operand 2290 states and 8710 transitions. Second operand 4 states.
[2020-10-16 11:58:54,866 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:58:54,866 INFO  L93              Difference]: Finished difference Result 2354 states and 8726 transitions.
[2020-10-16 11:58:54,867 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-10-16 11:58:54,867 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 14
[2020-10-16 11:58:54,869 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:58:54,886 INFO  L225             Difference]: With dead ends: 2354
[2020-10-16 11:58:54,886 INFO  L226             Difference]: Without dead ends: 2034
[2020-10-16 11:58:54,887 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-10-16 11:58:54,897 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 2034 states.
[2020-10-16 11:58:54,951 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 2034 to 2034.
[2020-10-16 11:58:54,951 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 2034 states.
[2020-10-16 11:58:54,963 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 2034 states and 7622 transitions.
[2020-10-16 11:58:54,963 INFO  L78                 Accepts]: Start accepts. Automaton has 2034 states and 7622 transitions. Word has length 14
[2020-10-16 11:58:54,964 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:58:54,964 INFO  L481      AbstractCegarLoop]: Abstraction has 2034 states and 7622 transitions.
[2020-10-16 11:58:54,964 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-16 11:58:54,964 INFO  L276                IsEmpty]: Start isEmpty. Operand 2034 states and 7622 transitions.
[2020-10-16 11:58:54,968 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2020-10-16 11:58:54,969 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:58:54,969 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 11:58:54,969 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-10-16 11:58:54,969 INFO  L429      AbstractCegarLoop]: === Iteration 4 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:58:54,970 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:58:54,970 INFO  L82        PathProgramCache]: Analyzing trace with hash 937904435, now seen corresponding path program 1 times
[2020-10-16 11:58:54,970 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:58:54,971 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928578878]
[2020-10-16 11:58:54,971 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:58:55,048 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:58:55,100 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 11:58:55,101 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928578878]
[2020-10-16 11:58:55,101 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:58:55,101 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-10-16 11:58:55,101 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435187376]
[2020-10-16 11:58:55,102 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-16 11:58:55,102 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:58:55,102 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-16 11:58:55,102 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-16 11:58:55,103 INFO  L87              Difference]: Start difference. First operand 2034 states and 7622 transitions. Second operand 4 states.
[2020-10-16 11:58:55,157 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:58:55,157 INFO  L93              Difference]: Finished difference Result 2046 states and 6966 transitions.
[2020-10-16 11:58:55,157 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-10-16 11:58:55,158 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 16
[2020-10-16 11:58:55,158 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:58:55,170 INFO  L225             Difference]: With dead ends: 2046
[2020-10-16 11:58:55,170 INFO  L226             Difference]: Without dead ends: 1566
[2020-10-16 11:58:55,171 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-10-16 11:58:55,179 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1566 states.
[2020-10-16 11:58:55,215 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1566 to 1566.
[2020-10-16 11:58:55,216 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 1566 states.
[2020-10-16 11:58:55,224 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1566 states and 5282 transitions.
[2020-10-16 11:58:55,224 INFO  L78                 Accepts]: Start accepts. Automaton has 1566 states and 5282 transitions. Word has length 16
[2020-10-16 11:58:55,224 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:58:55,224 INFO  L481      AbstractCegarLoop]: Abstraction has 1566 states and 5282 transitions.
[2020-10-16 11:58:55,225 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-16 11:58:55,225 INFO  L276                IsEmpty]: Start isEmpty. Operand 1566 states and 5282 transitions.
[2020-10-16 11:58:55,228 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2020-10-16 11:58:55,228 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:58:55,229 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 11:58:55,229 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-10-16 11:58:55,229 INFO  L429      AbstractCegarLoop]: === Iteration 5 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:58:55,229 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:58:55,229 INFO  L82        PathProgramCache]: Analyzing trace with hash -2133908525, now seen corresponding path program 1 times
[2020-10-16 11:58:55,230 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:58:55,230 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345368683]
[2020-10-16 11:58:55,230 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:58:55,271 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:58:55,332 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 11:58:55,332 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345368683]
[2020-10-16 11:58:55,333 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:58:55,333 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-10-16 11:58:55,333 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241492394]
[2020-10-16 11:58:55,333 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-10-16 11:58:55,334 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:58:55,334 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-10-16 11:58:55,334 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-10-16 11:58:55,334 INFO  L87              Difference]: Start difference. First operand 1566 states and 5282 transitions. Second operand 5 states.
[2020-10-16 11:58:55,398 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:58:55,398 INFO  L93              Difference]: Finished difference Result 1302 states and 4011 transitions.
[2020-10-16 11:58:55,399 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2020-10-16 11:58:55,399 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 18
[2020-10-16 11:58:55,399 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:58:55,406 INFO  L225             Difference]: With dead ends: 1302
[2020-10-16 11:58:55,406 INFO  L226             Difference]: Without dead ends: 1002
[2020-10-16 11:58:55,407 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2020-10-16 11:58:55,412 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1002 states.
[2020-10-16 11:58:55,431 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1002 to 1002.
[2020-10-16 11:58:55,431 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 1002 states.
[2020-10-16 11:58:55,436 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 1002 states and 3026 transitions.
[2020-10-16 11:58:55,436 INFO  L78                 Accepts]: Start accepts. Automaton has 1002 states and 3026 transitions. Word has length 18
[2020-10-16 11:58:55,436 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:58:55,436 INFO  L481      AbstractCegarLoop]: Abstraction has 1002 states and 3026 transitions.
[2020-10-16 11:58:55,437 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-10-16 11:58:55,437 INFO  L276                IsEmpty]: Start isEmpty. Operand 1002 states and 3026 transitions.
[2020-10-16 11:58:55,439 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2020-10-16 11:58:55,439 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:58:55,440 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 11:58:55,440 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-10-16 11:58:55,440 INFO  L429      AbstractCegarLoop]: === Iteration 6 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:58:55,440 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:58:55,440 INFO  L82        PathProgramCache]: Analyzing trace with hash -1234270742, now seen corresponding path program 1 times
[2020-10-16 11:58:55,441 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:58:55,441 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466690383]
[2020-10-16 11:58:55,441 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:58:55,461 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:58:55,511 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 11:58:55,512 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466690383]
[2020-10-16 11:58:55,512 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:58:55,512 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-10-16 11:58:55,512 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732072475]
[2020-10-16 11:58:55,513 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-10-16 11:58:55,513 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:58:55,513 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-10-16 11:58:55,513 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-10-16 11:58:55,514 INFO  L87              Difference]: Start difference. First operand 1002 states and 3026 transitions. Second operand 5 states.
[2020-10-16 11:58:55,560 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:58:55,560 INFO  L93              Difference]: Finished difference Result 1475 states and 4322 transitions.
[2020-10-16 11:58:55,560 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-10-16 11:58:55,561 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 21
[2020-10-16 11:58:55,561 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:58:55,568 INFO  L225             Difference]: With dead ends: 1475
[2020-10-16 11:58:55,568 INFO  L226             Difference]: Without dead ends: 1038
[2020-10-16 11:58:55,569 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2020-10-16 11:58:55,573 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1038 states.
[2020-10-16 11:58:55,595 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1002.
[2020-10-16 11:58:55,595 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 1002 states.
[2020-10-16 11:58:55,600 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 1002 states and 2866 transitions.
[2020-10-16 11:58:55,600 INFO  L78                 Accepts]: Start accepts. Automaton has 1002 states and 2866 transitions. Word has length 21
[2020-10-16 11:58:55,600 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:58:55,601 INFO  L481      AbstractCegarLoop]: Abstraction has 1002 states and 2866 transitions.
[2020-10-16 11:58:55,601 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-10-16 11:58:55,601 INFO  L276                IsEmpty]: Start isEmpty. Operand 1002 states and 2866 transitions.
[2020-10-16 11:58:55,603 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2020-10-16 11:58:55,604 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:58:55,604 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 11:58:55,604 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2020-10-16 11:58:55,604 INFO  L429      AbstractCegarLoop]: === Iteration 7 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:58:55,605 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:58:55,605 INFO  L82        PathProgramCache]: Analyzing trace with hash -612197852, now seen corresponding path program 2 times
[2020-10-16 11:58:55,605 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:58:55,605 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648981231]
[2020-10-16 11:58:55,606 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:58:55,637 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:58:55,702 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 11:58:55,703 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648981231]
[2020-10-16 11:58:55,703 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:58:55,703 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-10-16 11:58:55,703 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739420324]
[2020-10-16 11:58:55,704 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-10-16 11:58:55,704 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:58:55,704 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-10-16 11:58:55,705 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2020-10-16 11:58:55,705 INFO  L87              Difference]: Start difference. First operand 1002 states and 2866 transitions. Second operand 6 states.
[2020-10-16 11:58:55,780 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:58:55,780 INFO  L93              Difference]: Finished difference Result 845 states and 2372 transitions.
[2020-10-16 11:58:55,780 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-10-16 11:58:55,781 INFO  L78                 Accepts]: Start accepts. Automaton has 6 states. Word has length 21
[2020-10-16 11:58:55,781 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:58:55,786 INFO  L225             Difference]: With dead ends: 845
[2020-10-16 11:58:55,786 INFO  L226             Difference]: Without dead ends: 746
[2020-10-16 11:58:55,787 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42
[2020-10-16 11:58:55,791 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 746 states.
[2020-10-16 11:58:55,807 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 746.
[2020-10-16 11:58:55,807 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 746 states.
[2020-10-16 11:58:55,811 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 746 states and 2120 transitions.
[2020-10-16 11:58:55,811 INFO  L78                 Accepts]: Start accepts. Automaton has 746 states and 2120 transitions. Word has length 21
[2020-10-16 11:58:55,811 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:58:55,812 INFO  L481      AbstractCegarLoop]: Abstraction has 746 states and 2120 transitions.
[2020-10-16 11:58:55,812 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-10-16 11:58:55,812 INFO  L276                IsEmpty]: Start isEmpty. Operand 746 states and 2120 transitions.
[2020-10-16 11:58:55,815 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2020-10-16 11:58:55,816 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:58:55,816 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 11:58:55,816 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2020-10-16 11:58:55,816 INFO  L429      AbstractCegarLoop]: === Iteration 8 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:58:55,816 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:58:55,817 INFO  L82        PathProgramCache]: Analyzing trace with hash -376936965, now seen corresponding path program 1 times
[2020-10-16 11:58:55,817 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:58:55,817 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747599064]
[2020-10-16 11:58:55,818 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:58:55,846 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:58:55,894 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 11:58:55,894 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747599064]
[2020-10-16 11:58:55,894 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:58:55,895 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-10-16 11:58:55,895 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716023509]
[2020-10-16 11:58:55,895 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-10-16 11:58:55,895 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:58:55,896 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-10-16 11:58:55,896 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-10-16 11:58:55,896 INFO  L87              Difference]: Start difference. First operand 746 states and 2120 transitions. Second operand 5 states.
[2020-10-16 11:58:55,932 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:58:55,932 INFO  L93              Difference]: Finished difference Result 976 states and 2675 transitions.
[2020-10-16 11:58:55,932 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-10-16 11:58:55,933 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 24
[2020-10-16 11:58:55,933 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:58:55,937 INFO  L225             Difference]: With dead ends: 976
[2020-10-16 11:58:55,937 INFO  L226             Difference]: Without dead ends: 654
[2020-10-16 11:58:55,938 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2020-10-16 11:58:56,006 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 654 states.
[2020-10-16 11:58:56,015 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 654 to 650.
[2020-10-16 11:58:56,015 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 650 states.
[2020-10-16 11:58:56,018 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 650 states and 1698 transitions.
[2020-10-16 11:58:56,018 INFO  L78                 Accepts]: Start accepts. Automaton has 650 states and 1698 transitions. Word has length 24
[2020-10-16 11:58:56,018 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:58:56,018 INFO  L481      AbstractCegarLoop]: Abstraction has 650 states and 1698 transitions.
[2020-10-16 11:58:56,018 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-10-16 11:58:56,019 INFO  L276                IsEmpty]: Start isEmpty. Operand 650 states and 1698 transitions.
[2020-10-16 11:58:56,021 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2020-10-16 11:58:56,021 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:58:56,021 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 11:58:56,021 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2020-10-16 11:58:56,021 INFO  L429      AbstractCegarLoop]: === Iteration 9 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:58:56,022 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:58:56,022 INFO  L82        PathProgramCache]: Analyzing trace with hash -672963999, now seen corresponding path program 2 times
[2020-10-16 11:58:56,022 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:58:56,023 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845368886]
[2020-10-16 11:58:56,023 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:58:56,075 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:58:56,149 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 11:58:56,149 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845368886]
[2020-10-16 11:58:56,149 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:58:56,150 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-10-16 11:58:56,150 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957050528]
[2020-10-16 11:58:56,150 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 7 states
[2020-10-16 11:58:56,150 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:58:56,151 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2020-10-16 11:58:56,151 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2020-10-16 11:58:56,151 INFO  L87              Difference]: Start difference. First operand 650 states and 1698 transitions. Second operand 7 states.
[2020-10-16 11:58:56,225 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:58:56,225 INFO  L93              Difference]: Finished difference Result 614 states and 1626 transitions.
[2020-10-16 11:58:56,226 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2020-10-16 11:58:56,226 INFO  L78                 Accepts]: Start accepts. Automaton has 7 states. Word has length 24
[2020-10-16 11:58:56,227 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:58:56,228 INFO  L225             Difference]: With dead ends: 614
[2020-10-16 11:58:56,228 INFO  L226             Difference]: Without dead ends: 230
[2020-10-16 11:58:56,229 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56
[2020-10-16 11:58:56,230 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 230 states.
[2020-10-16 11:58:56,234 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230.
[2020-10-16 11:58:56,234 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 230 states.
[2020-10-16 11:58:56,235 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 554 transitions.
[2020-10-16 11:58:56,235 INFO  L78                 Accepts]: Start accepts. Automaton has 230 states and 554 transitions. Word has length 24
[2020-10-16 11:58:56,236 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:58:56,236 INFO  L481      AbstractCegarLoop]: Abstraction has 230 states and 554 transitions.
[2020-10-16 11:58:56,236 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 7 states.
[2020-10-16 11:58:56,236 INFO  L276                IsEmpty]: Start isEmpty. Operand 230 states and 554 transitions.
[2020-10-16 11:58:56,237 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2020-10-16 11:58:56,237 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:58:56,237 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 11:58:56,237 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2020-10-16 11:58:56,237 INFO  L429      AbstractCegarLoop]: === Iteration 10 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:58:56,238 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:58:56,238 INFO  L82        PathProgramCache]: Analyzing trace with hash 901579389, now seen corresponding path program 1 times
[2020-10-16 11:58:56,238 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:58:56,238 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573620151]
[2020-10-16 11:58:56,239 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:58:56,268 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:58:56,318 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 11:58:56,318 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573620151]
[2020-10-16 11:58:56,318 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:58:56,319 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-10-16 11:58:56,319 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170727348]
[2020-10-16 11:58:56,319 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-10-16 11:58:56,320 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:58:56,320 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-10-16 11:58:56,320 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-10-16 11:58:56,320 INFO  L87              Difference]: Start difference. First operand 230 states and 554 transitions. Second operand 5 states.
[2020-10-16 11:58:56,347 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:58:56,347 INFO  L93              Difference]: Finished difference Result 302 states and 717 transitions.
[2020-10-16 11:58:56,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-10-16 11:58:56,348 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 27
[2020-10-16 11:58:56,348 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:58:56,348 INFO  L225             Difference]: With dead ends: 302
[2020-10-16 11:58:56,349 INFO  L226             Difference]: Without dead ends: 87
[2020-10-16 11:58:56,349 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2020-10-16 11:58:56,350 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 87 states.
[2020-10-16 11:58:56,351 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87.
[2020-10-16 11:58:56,351 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 87 states.
[2020-10-16 11:58:56,352 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 180 transitions.
[2020-10-16 11:58:56,352 INFO  L78                 Accepts]: Start accepts. Automaton has 87 states and 180 transitions. Word has length 27
[2020-10-16 11:58:56,352 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:58:56,352 INFO  L481      AbstractCegarLoop]: Abstraction has 87 states and 180 transitions.
[2020-10-16 11:58:56,353 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-10-16 11:58:56,353 INFO  L276                IsEmpty]: Start isEmpty. Operand 87 states and 180 transitions.
[2020-10-16 11:58:56,353 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2020-10-16 11:58:56,353 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:58:56,354 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 11:58:56,354 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2020-10-16 11:58:56,354 INFO  L429      AbstractCegarLoop]: === Iteration 11 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:58:56,354 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:58:56,354 INFO  L82        PathProgramCache]: Analyzing trace with hash 1809918123, now seen corresponding path program 2 times
[2020-10-16 11:58:56,355 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:58:56,355 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764165777]
[2020-10-16 11:58:56,355 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:58:56,391 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:58:56,651 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 11:58:56,652 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764165777]
[2020-10-16 11:58:56,652 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:58:56,652 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-10-16 11:58:56,652 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782218882]
[2020-10-16 11:58:56,653 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-10-16 11:58:56,653 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:58:56,653 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-10-16 11:58:56,653 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2020-10-16 11:58:56,654 INFO  L87              Difference]: Start difference. First operand 87 states and 180 transitions. Second operand 8 states.
[2020-10-16 11:58:56,845 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:58:56,846 INFO  L93              Difference]: Finished difference Result 106 states and 215 transitions.
[2020-10-16 11:58:56,846 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2020-10-16 11:58:56,846 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 27
[2020-10-16 11:58:56,847 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:58:56,847 INFO  L225             Difference]: With dead ends: 106
[2020-10-16 11:58:56,847 INFO  L226             Difference]: Without dead ends: 55
[2020-10-16 11:58:56,848 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132
[2020-10-16 11:58:56,848 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 55 states.
[2020-10-16 11:58:56,849 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55.
[2020-10-16 11:58:56,850 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 55 states.
[2020-10-16 11:58:56,850 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 94 transitions.
[2020-10-16 11:58:56,850 INFO  L78                 Accepts]: Start accepts. Automaton has 55 states and 94 transitions. Word has length 27
[2020-10-16 11:58:56,850 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:58:56,850 INFO  L481      AbstractCegarLoop]: Abstraction has 55 states and 94 transitions.
[2020-10-16 11:58:56,851 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-10-16 11:58:56,851 INFO  L276                IsEmpty]: Start isEmpty. Operand 55 states and 94 transitions.
[2020-10-16 11:58:56,851 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2020-10-16 11:58:56,851 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:58:56,851 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 11:58:56,852 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2020-10-16 11:58:56,852 INFO  L429      AbstractCegarLoop]: === Iteration 12 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:58:56,852 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:58:56,852 INFO  L82        PathProgramCache]: Analyzing trace with hash -2090836629, now seen corresponding path program 3 times
[2020-10-16 11:58:56,852 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:58:56,853 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404698687]
[2020-10-16 11:58:56,853 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:58:56,919 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-10-16 11:58:56,919 INFO  L221             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2020-10-16 11:58:56,977 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-10-16 11:58:56,978 INFO  L221             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2020-10-16 11:58:57,040 INFO  L173   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2020-10-16 11:58:57,041 INFO  L523         BasicCegarLoop]: Counterexample might be feasible
[2020-10-16 11:58:57,041 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11
[2020-10-16 11:58:57,081 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,081 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,081 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,082 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,082 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,082 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,082 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,082 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,082 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,083 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,084 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,084 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,084 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,084 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,084 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,085 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,085 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,085 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,085 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,085 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,085 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,086 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,086 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,086 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,089 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,089 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,089 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,090 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,094 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,094 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,094 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,094 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,095 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,095 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,095 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,095 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,096 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,096 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,096 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,096 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,096 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,096 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,096 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,097 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,097 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,097 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,098 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,098 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,098 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,098 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,098 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,098 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,098 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,099 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,099 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,099 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,100 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,100 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,100 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,100 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,100 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,100 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,100 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,101 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,101 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:58:57,101 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:58:57,209 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 11:58:57 BasicIcfg
[2020-10-16 11:58:57,209 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-10-16 11:58:57,211 INFO  L168              Benchmark]: Toolchain (without parser) took 10770.57 ms. Allocated memory was 141.0 MB in the beginning and 410.0 MB in the end (delta: 269.0 MB). Free memory was 102.7 MB in the beginning and 147.6 MB in the end (delta: -45.0 MB). Peak memory consumption was 224.0 MB. Max. memory is 7.1 GB.
[2020-10-16 11:58:57,212 INFO  L168              Benchmark]: CDTParser took 0.54 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-10-16 11:58:57,212 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 842.90 ms. Allocated memory was 141.0 MB in the beginning and 205.0 MB in the end (delta: 64.0 MB). Free memory was 102.2 MB in the beginning and 157.9 MB in the end (delta: -55.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB.
[2020-10-16 11:58:57,213 INFO  L168              Benchmark]: Boogie Procedure Inliner took 67.01 ms. Allocated memory is still 205.0 MB. Free memory was 157.9 MB in the beginning and 155.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB.
[2020-10-16 11:58:57,214 INFO  L168              Benchmark]: Boogie Preprocessor took 56.71 ms. Allocated memory is still 205.0 MB. Free memory was 154.7 MB in the beginning and 152.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB.
[2020-10-16 11:58:57,215 INFO  L168              Benchmark]: RCFGBuilder took 2515.55 ms. Allocated memory was 205.0 MB in the beginning and 248.0 MB in the end (delta: 43.0 MB). Free memory was 152.1 MB in the beginning and 110.4 MB in the end (delta: 41.7 MB). Peak memory consumption was 100.8 MB. Max. memory is 7.1 GB.
[2020-10-16 11:58:57,215 INFO  L168              Benchmark]: TraceAbstraction took 7282.98 ms. Allocated memory was 248.0 MB in the beginning and 410.0 MB in the end (delta: 162.0 MB). Free memory was 110.4 MB in the beginning and 147.6 MB in the end (delta: -37.3 MB). Peak memory consumption was 124.8 MB. Max. memory is 7.1 GB.
[2020-10-16 11:58:57,219 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.54 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 842.90 ms. Allocated memory was 141.0 MB in the beginning and 205.0 MB in the end (delta: 64.0 MB). Free memory was 102.2 MB in the beginning and 157.9 MB in the end (delta: -55.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB.
 * Boogie Procedure Inliner took 67.01 ms. Allocated memory is still 205.0 MB. Free memory was 157.9 MB in the beginning and 155.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 56.71 ms. Allocated memory is still 205.0 MB. Free memory was 154.7 MB in the beginning and 152.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 2515.55 ms. Allocated memory was 205.0 MB in the beginning and 248.0 MB in the end (delta: 43.0 MB). Free memory was 152.1 MB in the beginning and 110.4 MB in the end (delta: 41.7 MB). Peak memory consumption was 100.8 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 7282.98 ms. Allocated memory was 248.0 MB in the beginning and 410.0 MB in the end (delta: 162.0 MB). Free memory was 110.4 MB in the beginning and 147.6 MB in the end (delta: -37.3 MB). Peak memory consumption was 124.8 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: PetriNetLargeBlockEncoding benchmarks
    1198 VarBasedMoverChecksPositive, 34 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 125 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 3.0s, 124 PlacesBefore, 47 PlacesAfterwards, 113 TransitionsBefore, 35 TransitionsAfterwards, 2454 CoEnabledTransitionPairs, 7 FixpointIterations, 39 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 2 ConcurrentYvCompositions, 1 ChoiceCompositions, 87 TotalNumberOfCompositions, 6958 MoverChecksTotal
  - CounterExampleResult [Line: 7]: a call of __VERIFIER_error() is reachable
    a call of __VERIFIER_error() is reachable
We found a FailurePath: 
[L699]               0  int __unbuffered_cnt = 0;
[L701]               0  int __unbuffered_p0_EAX = 0;
[L703]               0  int __unbuffered_p1_EAX = 0;
[L705]               0  int __unbuffered_p1_EBX = 0;
[L707]               0  int __unbuffered_p2_EAX = 0;
[L709]               0  int __unbuffered_p3_EAX = 0;
[L711]               0  int __unbuffered_p3_EBX = 0;
[L713]               0  int a = 0;
[L714]               0  _Bool main$tmp_guard0;
[L715]               0  _Bool main$tmp_guard1;
[L717]               0  int x = 0;
[L719]               0  int y = 0;
[L721]               0  int z = 0;
[L722]               0  _Bool z$flush_delayed;
[L723]               0  int z$mem_tmp;
[L724]               0  _Bool z$r_buff0_thd0;
[L725]               0  _Bool z$r_buff0_thd1;
[L726]               0  _Bool z$r_buff0_thd2;
[L727]               0  _Bool z$r_buff0_thd3;
[L728]               0  _Bool z$r_buff0_thd4;
[L729]               0  _Bool z$r_buff1_thd0;
[L730]               0  _Bool z$r_buff1_thd1;
[L731]               0  _Bool z$r_buff1_thd2;
[L732]               0  _Bool z$r_buff1_thd3;
[L733]               0  _Bool z$r_buff1_thd4;
[L734]               0  _Bool z$read_delayed;
[L735]               0  int *z$read_delayed_var;
[L736]               0  int z$w_buff0;
[L737]               0  _Bool z$w_buff0_used;
[L738]               0  int z$w_buff1;
[L739]               0  _Bool z$w_buff1_used;
[L740]               0  _Bool weak$$choice0;
[L741]               0  _Bool weak$$choice2;
[L860]               0  pthread_t t325;
[L861]  FCALL, FORK  0  pthread_create(&t325, ((void *)0), P0, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L862]               0  pthread_t t326;
[L863]  FCALL, FORK  0  pthread_create(&t326, ((void *)0), P1, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L864]               0  pthread_t t327;
[L865]  FCALL, FORK  0  pthread_create(&t327, ((void *)0), P2, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L866]               0  pthread_t t328;
[L867]  FCALL, FORK  0  pthread_create(&t328, ((void *)0), P3, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L806]               4  z$w_buff1 = z$w_buff0
[L807]               4  z$w_buff0 = 1
[L808]               4  z$w_buff1_used = z$w_buff0_used
[L809]               4  z$w_buff0_used = (_Bool)1
[L7]    COND TRUE    4  !expression
[L7]                 4  __VERIFIER_error()
[L811]               4  z$r_buff1_thd0 = z$r_buff0_thd0
[L812]               4  z$r_buff1_thd1 = z$r_buff0_thd1
[L813]               4  z$r_buff1_thd2 = z$r_buff0_thd2
[L814]               4  z$r_buff1_thd3 = z$r_buff0_thd3
[L815]               4  z$r_buff1_thd4 = z$r_buff0_thd4
[L816]               4  z$r_buff0_thd4 = (_Bool)1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L819]               4  weak$$choice0 = __VERIFIER_nondet_bool()
[L820]               4  weak$$choice2 = __VERIFIER_nondet_bool()
[L821]               4  z$flush_delayed = weak$$choice2
[L822]               4  z$mem_tmp = z
[L823]  EXPR         4  !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1)
[L823]               4  z = !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1)
[L824]  EXPR         4  weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0))
[L824]               4  z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0))
[L825]  EXPR         4  weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1))
[L825]  EXPR         4  !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)
[L825]  EXPR         4  weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1))
[L825]               4  z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1))
[L826]  EXPR         4  weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used))
[L826]  EXPR         4  !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)
[L826]  EXPR         4  weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used))
[L826]               4  z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used))
[L827]  EXPR         4  weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0))
[L827]               4  z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0))
[L828]  EXPR         4  weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4))
[L828]  EXPR         4  !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)
[L828]  EXPR         4  weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4))
[L828]               4  z$r_buff0_thd4 = weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4))
[L829]  EXPR         4  weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0))
[L829]               4  z$r_buff1_thd4 = weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0))
[L830]               4  __unbuffered_p3_EAX = z
[L831]  EXPR         4  z$flush_delayed ? z$mem_tmp : z
[L831]               4  z = z$flush_delayed ? z$mem_tmp : z
[L832]               4  z$flush_delayed = (_Bool)0
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L835]               4  __unbuffered_p3_EBX = a
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L745]               1  a = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L748]               1  __unbuffered_p0_EAX = x
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L760]               2  x = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=255, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L763]               2  __unbuffered_p1_EAX = x
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=255, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L766]               2  __unbuffered_p1_EBX = y
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=255, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L778]               3  y = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L753]               1  __unbuffered_cnt = __unbuffered_cnt + 1
[L755]               1  return 0;
[L781]               3  weak$$choice0 = __VERIFIER_nondet_bool()
[L782]               3  weak$$choice2 = __VERIFIER_nondet_bool()
[L783]               3  z$flush_delayed = weak$$choice2
[L784]               3  z$mem_tmp = z
[L785]  EXPR         3  !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1)
[L785]  EXPR         3  z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1
[L785]  EXPR         3  !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1)
[L785]               3  z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1)
[L786]  EXPR         3  weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0))
[L786]               3  z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0))
[L787]  EXPR         3  weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1))
[L787]  EXPR         3  !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)
[L787]  EXPR         3  weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1))
[L787]               3  z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1))
[L788]  EXPR         3  weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used))
[L788]               3  z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used))
[L789]  EXPR         3  weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L789]               3  z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L790]  EXPR         3  weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3))
[L790]               3  z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3))
[L791]  EXPR         3  weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L791]               3  z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L792]               3  __unbuffered_p2_EAX = z
[L793]  EXPR         3  z$flush_delayed ? z$mem_tmp : z
[L793]               3  z = z$flush_delayed ? z$mem_tmp : z
[L794]               3  z$flush_delayed = (_Bool)0
        VAL             [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=10, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L799]               3  __unbuffered_cnt = __unbuffered_cnt + 1
[L801]               3  return 0;
[L838]  EXPR         4  z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z)
[L838]               4  z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z)
[L839]  EXPR         4  z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used
[L839]               4  z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used
[L840]  EXPR         4  z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used
[L840]               4  z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used
[L841]  EXPR         4  z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4
[L841]               4  z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4
[L842]  EXPR         4  z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4
[L842]               4  z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4
[L845]               4  __unbuffered_cnt = __unbuffered_cnt + 1
[L847]               4  return 0;
[L771]               2  __unbuffered_cnt = __unbuffered_cnt + 1
[L773]               2  return 0;
[L869]               0  main$tmp_guard0 = __unbuffered_cnt == 4
[L3]    COND FALSE   0  !(!cond)
[L873]  EXPR         0  z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z)
[L873]  EXPR         0  z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z
[L873]  EXPR         0  z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z)
[L873]               0  z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z)
[L874]  EXPR         0  z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used
[L874]               0  z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used
[L875]  EXPR         0  z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used
[L875]               0  z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used
[L876]  EXPR         0  z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0
[L876]               0  z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0
[L877]  EXPR         0  z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0
[L877]               0  z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0
[L880]               0  main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0)
[L7]    COND TRUE    0  !expression
[L7]                 0  __VERIFIER_error()
        VAL             [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=10, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]

  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 5 procedures, 112 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 6.9s, OverallIterations: 12, TraceHistogramMax: 1, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.3s, HoareTripleCheckerStatistics: 440 SDtfs, 459 SDslu, 907 SDs, 0 SdLazy, 245 SolverSat, 49 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4130occurred 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: 0.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 40 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 240 NumberOfCodeBlocks, 240 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 202 ConstructedInterpolants, 0 QuantifiedInterpolants, 19363 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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...