/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/mix033_power.oepc.i


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


This is Ultimate 0.1.25-b09bf87
[2020-10-16 12:01:39,420 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-10-16 12:01:39,423 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-10-16 12:01:39,447 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-10-16 12:01:39,447 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-10-16 12:01:39,448 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-10-16 12:01:39,450 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
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[2020-10-16 12:01:39,459 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-10-16 12:01:39,460 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-10-16 12:01:39,461 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-10-16 12:01:39,463 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-10-16 12:01:39,464 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-10-16 12:01:39,466 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-10-16 12:01:39,467 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-10-16 12:01:39,468 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-10-16 12:01:39,469 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-10-16 12:01:39,472 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2020-10-16 12:01:39,472 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
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[2020-10-16 12:01:39,474 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
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[2020-10-16 12:01:39,479 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2020-10-16 12:01:39,480 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-10-16 12:01:39,486 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 12:01:39,529 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-10-16 12:01:39,531 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-10-16 12:01:39,532 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-10-16 12:01:39,533 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-10-16 12:01:39,533 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-10-16 12:01:39,533 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-10-16 12:01:39,533 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-10-16 12:01:39,533 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-10-16 12:01:39,534 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-10-16 12:01:39,534 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-10-16 12:01:39,535 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-10-16 12:01:39,535 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-10-16 12:01:39,535 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-10-16 12:01:39,536 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-10-16 12:01:39,537 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-10-16 12:01:39,537 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-10-16 12:01:39,537 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-10-16 12:01:39,537 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-10-16 12:01:39,537 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-10-16 12:01:39,538 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-10-16 12:01:39,538 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-10-16 12:01:39,538 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-10-16 12:01:39,538 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-10-16 12:01:39,538 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=Craig_NestedInterpolation
[2020-10-16 12:01:39,539 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-10-16 12:01:39,539 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-10-16 12:01:39,539 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-10-16 12:01:39,539 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK
[2020-10-16 12:01:39,539 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-10-16 12:01:39,868 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-10-16 12:01:39,879 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-10-16 12:01:39,882 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-10-16 12:01:39,884 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-10-16 12:01:39,884 INFO  L275        PluginConnector]: CDTParser initialized
[2020-10-16 12:01:39,885 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix033_power.oepc.i
[2020-10-16 12:01:39,947 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3946b801b/c9f9530547ae4240885f1ccc25b81ed4/FLAG16e0ab156
[2020-10-16 12:01:40,484 INFO  L306              CDTParser]: Found 1 translation units.
[2020-10-16 12:01:40,485 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-wmm/mix033_power.oepc.i
[2020-10-16 12:01:40,505 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3946b801b/c9f9530547ae4240885f1ccc25b81ed4/FLAG16e0ab156
[2020-10-16 12:01:40,833 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3946b801b/c9f9530547ae4240885f1ccc25b81ed4
[2020-10-16 12:01:40,843 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-10-16 12:01:40,845 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2020-10-16 12:01:40,846 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-10-16 12:01:40,846 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-10-16 12:01:40,851 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-10-16 12:01:40,852 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:01:40" (1/1) ...
[2020-10-16 12:01:40,856 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2441e61a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:40, skipping insertion in model container
[2020-10-16 12:01:40,856 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:01:40" (1/1) ...
[2020-10-16 12:01:40,865 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-10-16 12:01:40,911 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-10-16 12:01:41,368 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-10-16 12:01:41,464 INFO  L203         MainTranslator]: Completed pre-run
[2020-10-16 12:01:41,552 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-10-16 12:01:41,640 INFO  L208         MainTranslator]: Completed translation
[2020-10-16 12:01:41,641 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:41 WrapperNode
[2020-10-16 12:01:41,642 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-10-16 12:01:41,644 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2020-10-16 12:01:41,644 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2020-10-16 12:01:41,644 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2020-10-16 12:01:41,654 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:41" (1/1) ...
[2020-10-16 12:01:41,682 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:41" (1/1) ...
[2020-10-16 12:01:41,711 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2020-10-16 12:01:41,712 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-10-16 12:01:41,712 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-10-16 12:01:41,712 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-10-16 12:01:41,722 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:41" (1/1) ...
[2020-10-16 12:01:41,722 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:41" (1/1) ...
[2020-10-16 12:01:41,728 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:41" (1/1) ...
[2020-10-16 12:01:41,729 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:41" (1/1) ...
[2020-10-16 12:01:41,741 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:41" (1/1) ...
[2020-10-16 12:01:41,746 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:41" (1/1) ...
[2020-10-16 12:01:41,750 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:41" (1/1) ...
[2020-10-16 12:01:41,755 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-10-16 12:01:41,756 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-10-16 12:01:41,756 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-10-16 12:01:41,756 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-10-16 12:01:41,757 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:41" (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 12:01:41,836 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-10-16 12:01:41,836 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2020-10-16 12:01:41,837 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-10-16 12:01:41,837 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-10-16 12:01:41,837 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2020-10-16 12:01:41,837 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2020-10-16 12:01:41,837 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2020-10-16 12:01:41,838 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2020-10-16 12:01:41,838 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2020-10-16 12:01:41,838 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2020-10-16 12:01:41,838 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2020-10-16 12:01:41,838 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-10-16 12:01:41,838 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-10-16 12:01:41,841 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 12:01:44,096 INFO  L293             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-10-16 12:01:44,096 INFO  L298             CfgBuilder]: Removed 10 assume(true) statements.
[2020-10-16 12:01:44,099 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:01:44 BoogieIcfgContainer
[2020-10-16 12:01:44,099 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-10-16 12:01:44,100 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-10-16 12:01:44,101 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-10-16 12:01:44,105 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-10-16 12:01:44,105 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:01:40" (1/3) ...
[2020-10-16 12:01:44,106 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32164a5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:01:44, skipping insertion in model container
[2020-10-16 12:01:44,106 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:41" (2/3) ...
[2020-10-16 12:01:44,107 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32164a5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:01:44, skipping insertion in model container
[2020-10-16 12:01:44,107 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:01:44" (3/3) ...
[2020-10-16 12:01:44,109 INFO  L111   eAbstractionObserver]: Analyzing ICFG mix033_power.oepc.i
[2020-10-16 12:01:44,122 WARN  L153   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2020-10-16 12:01:44,122 INFO  L164   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-10-16 12:01:44,154 INFO  L176   ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations.
[2020-10-16 12:01:44,155 INFO  L348   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2020-10-16 12:01:44,189 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,189 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,189 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,190 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,190 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,190 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,191 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,191 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,191 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,192 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,192 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,192 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,192 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,192 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,193 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,193 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,193 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,194 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,194 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,194 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,194 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,195 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,195 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,195 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,195 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,195 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,196 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,196 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,196 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,197 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,197 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,197 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,198 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,198 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,198 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,198 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,198 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,199 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,199 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,199 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,199 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,199 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,199 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,200 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,200 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,200 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,200 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,200 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,201 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,201 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,201 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,201 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,201 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,201 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,202 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,202 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,202 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,202 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,202 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,202 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,203 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,203 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,203 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,203 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,203 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,203 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,204 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,204 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,204 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,204 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,204 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,204 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,206 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,207 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,207 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,207 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,207 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,207 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,207 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,208 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,208 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,212 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,213 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,213 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,213 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,213 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,214 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,214 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,214 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,214 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,214 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,221 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,221 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,221 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,222 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,222 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,222 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,222 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,222 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,223 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,223 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,223 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,223 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,223 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,224 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,224 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,224 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,224 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,225 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,225 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,225 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,225 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,225 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,226 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,226 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,226 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,226 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,226 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,227 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,227 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,227 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,227 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,227 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,227 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,229 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,230 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,230 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,230 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,230 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,231 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,231 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,231 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,231 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,231 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,232 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,232 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:01:44,233 INFO  L149    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2020-10-16 12:01:44,248 INFO  L253      AbstractCegarLoop]: Starting to check reachability of 6 error locations.
[2020-10-16 12:01:44,271 INFO  L377      AbstractCegarLoop]: Interprodecural is true
[2020-10-16 12:01:44,271 INFO  L378      AbstractCegarLoop]: Hoare is true
[2020-10-16 12:01:44,271 INFO  L379      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-10-16 12:01:44,271 INFO  L380      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-10-16 12:01:44,271 INFO  L381      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-10-16 12:01:44,272 INFO  L382      AbstractCegarLoop]: Difference is false
[2020-10-16 12:01:44,272 INFO  L383      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-10-16 12:01:44,272 INFO  L387      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-10-16 12:01:44,286 INFO  L137   etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation.
[2020-10-16 12:01:44,287 INFO  L144   etLargeBlockEncoding]: Starting large block encoding on Petri net that has 109 places, 101 transitions, 217 flow
[2020-10-16 12:01:44,289 INFO  L111        LiptonReduction]: Starting Lipton reduction on Petri net that has 109 places, 101 transitions, 217 flow
[2020-10-16 12:01:44,291 INFO  L71            FinitePrefix]: Start finitePrefix. Operand has 109 places, 101 transitions, 217 flow
[2020-10-16 12:01:44,340 INFO  L129       PetriNetUnfolder]: 2/98 cut-off events.
[2020-10-16 12:01:44,341 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2020-10-16 12:01:44,346 INFO  L80            FinitePrefix]: Finished finitePrefix Result has 108 conditions, 98 events. 2/98 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 77 event pairs, 0 based on Foata normal form. 0/94 useless extension candidates. Maximal degree in co-relation 64. Up to 2 conditions per place. 
[2020-10-16 12:01:44,350 INFO  L117        LiptonReduction]: Number of co-enabled transitions 2002
[2020-10-16 12:01:44,809 WARN  L193               SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41
[2020-10-16 12:01:45,222 WARN  L193               SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58
[2020-10-16 12:01:45,373 WARN  L193               SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 53
[2020-10-16 12:01:46,658 WARN  L193               SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 38
[2020-10-16 12:01:47,215 WARN  L193               SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95
[2020-10-16 12:01:47,330 WARN  L193               SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 93
[2020-10-16 12:01:47,338 INFO  L132        LiptonReduction]: Checked pairs total: 5602
[2020-10-16 12:01:47,338 INFO  L134        LiptonReduction]: Total number of compositions: 82
[2020-10-16 12:01:47,345 INFO  L100   iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 38 places, 28 transitions, 71 flow
[2020-10-16 12:01:47,417 INFO  L122   iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1166 states.
[2020-10-16 12:01:47,419 INFO  L276                IsEmpty]: Start isEmpty. Operand 1166 states.
[2020-10-16 12:01:47,426 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2020-10-16 12:01:47,426 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:01:47,427 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1]
[2020-10-16 12:01:47,428 INFO  L429      AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:01:47,433 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:01:47,434 INFO  L82        PathProgramCache]: Analyzing trace with hash 1068847, now seen corresponding path program 1 times
[2020-10-16 12:01:47,445 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:01:47,445 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059813873]
[2020-10-16 12:01:47,446 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:01:47,585 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:01:47,681 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 12:01:47,681 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059813873]
[2020-10-16 12:01:47,682 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:01:47,683 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2020-10-16 12:01:47,683 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674652599]
[2020-10-16 12:01:47,689 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-10-16 12:01:47,689 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:01:47,704 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-10-16 12:01:47,705 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-10-16 12:01:47,707 INFO  L87              Difference]: Start difference. First operand 1166 states. Second operand 3 states.
[2020-10-16 12:01:47,820 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:01:47,821 INFO  L93              Difference]: Finished difference Result 972 states and 3118 transitions.
[2020-10-16 12:01:47,822 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-10-16 12:01:47,823 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 3
[2020-10-16 12:01:47,824 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:01:47,852 INFO  L225             Difference]: With dead ends: 972
[2020-10-16 12:01:47,852 INFO  L226             Difference]: Without dead ends: 792
[2020-10-16 12:01:47,854 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 12:01:47,883 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 792 states.
[2020-10-16 12:01:47,957 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 792 to 792.
[2020-10-16 12:01:47,958 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 792 states.
[2020-10-16 12:01:47,967 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 792 states and 2494 transitions.
[2020-10-16 12:01:47,969 INFO  L78                 Accepts]: Start accepts. Automaton has 792 states and 2494 transitions. Word has length 3
[2020-10-16 12:01:47,969 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:01:47,969 INFO  L481      AbstractCegarLoop]: Abstraction has 792 states and 2494 transitions.
[2020-10-16 12:01:47,969 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-10-16 12:01:47,969 INFO  L276                IsEmpty]: Start isEmpty. Operand 792 states and 2494 transitions.
[2020-10-16 12:01:47,971 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2020-10-16 12:01:47,971 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:01:47,971 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:01:47,971 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-10-16 12:01:47,972 INFO  L429      AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:01:47,972 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:01:47,972 INFO  L82        PathProgramCache]: Analyzing trace with hash 1465703630, now seen corresponding path program 1 times
[2020-10-16 12:01:47,972 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:01:47,972 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902201331]
[2020-10-16 12:01:47,973 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:01:48,002 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:01:48,062 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 12:01:48,062 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902201331]
[2020-10-16 12:01:48,062 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:01:48,063 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2020-10-16 12:01:48,063 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904304178]
[2020-10-16 12:01:48,064 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-10-16 12:01:48,065 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:01:48,065 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-10-16 12:01:48,065 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-10-16 12:01:48,065 INFO  L87              Difference]: Start difference. First operand 792 states and 2494 transitions. Second operand 3 states.
[2020-10-16 12:01:48,079 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:01:48,080 INFO  L93              Difference]: Finished difference Result 732 states and 2276 transitions.
[2020-10-16 12:01:48,080 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-10-16 12:01:48,080 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 9
[2020-10-16 12:01:48,081 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:01:48,086 INFO  L225             Difference]: With dead ends: 732
[2020-10-16 12:01:48,086 INFO  L226             Difference]: Without dead ends: 732
[2020-10-16 12:01:48,088 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 12:01:48,091 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 732 states.
[2020-10-16 12:01:48,108 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 732.
[2020-10-16 12:01:48,108 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 732 states.
[2020-10-16 12:01:48,112 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 732 states and 2276 transitions.
[2020-10-16 12:01:48,113 INFO  L78                 Accepts]: Start accepts. Automaton has 732 states and 2276 transitions. Word has length 9
[2020-10-16 12:01:48,114 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:01:48,114 INFO  L481      AbstractCegarLoop]: Abstraction has 732 states and 2276 transitions.
[2020-10-16 12:01:48,114 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-10-16 12:01:48,114 INFO  L276                IsEmpty]: Start isEmpty. Operand 732 states and 2276 transitions.
[2020-10-16 12:01:48,116 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2020-10-16 12:01:48,116 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:01:48,117 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:01:48,117 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-10-16 12:01:48,117 INFO  L429      AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:01:48,117 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:01:48,117 INFO  L82        PathProgramCache]: Analyzing trace with hash 1391345564, now seen corresponding path program 1 times
[2020-10-16 12:01:48,118 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:01:48,118 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117044924]
[2020-10-16 12:01:48,118 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:01:48,185 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:01:48,230 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 12:01:48,231 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117044924]
[2020-10-16 12:01:48,231 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:01:48,231 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2020-10-16 12:01:48,231 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299189500]
[2020-10-16 12:01:48,232 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-10-16 12:01:48,232 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:01:48,232 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-10-16 12:01:48,233 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-10-16 12:01:48,233 INFO  L87              Difference]: Start difference. First operand 732 states and 2276 transitions. Second operand 3 states.
[2020-10-16 12:01:48,243 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:01:48,244 INFO  L93              Difference]: Finished difference Result 692 states and 2134 transitions.
[2020-10-16 12:01:48,244 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-10-16 12:01:48,244 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 11
[2020-10-16 12:01:48,245 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:01:48,249 INFO  L225             Difference]: With dead ends: 692
[2020-10-16 12:01:48,250 INFO  L226             Difference]: Without dead ends: 692
[2020-10-16 12:01:48,250 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 12:01:48,253 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 692 states.
[2020-10-16 12:01:48,268 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 692.
[2020-10-16 12:01:48,268 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 692 states.
[2020-10-16 12:01:48,271 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 692 states and 2134 transitions.
[2020-10-16 12:01:48,272 INFO  L78                 Accepts]: Start accepts. Automaton has 692 states and 2134 transitions. Word has length 11
[2020-10-16 12:01:48,272 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:01:48,272 INFO  L481      AbstractCegarLoop]: Abstraction has 692 states and 2134 transitions.
[2020-10-16 12:01:48,272 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-10-16 12:01:48,272 INFO  L276                IsEmpty]: Start isEmpty. Operand 692 states and 2134 transitions.
[2020-10-16 12:01:48,275 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2020-10-16 12:01:48,275 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:01:48,276 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:01:48,276 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-10-16 12:01:48,276 INFO  L429      AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:01:48,276 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:01:48,277 INFO  L82        PathProgramCache]: Analyzing trace with hash 1318339682, now seen corresponding path program 1 times
[2020-10-16 12:01:48,277 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:01:48,277 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659028058]
[2020-10-16 12:01:48,277 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:01:48,308 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:01:48,355 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 12:01:48,355 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659028058]
[2020-10-16 12:01:48,355 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:01:48,356 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-10-16 12:01:48,356 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612578549]
[2020-10-16 12:01:48,356 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-16 12:01:48,356 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:01:48,357 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-16 12:01:48,357 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-16 12:01:48,357 INFO  L87              Difference]: Start difference. First operand 692 states and 2134 transitions. Second operand 4 states.
[2020-10-16 12:01:48,401 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:01:48,401 INFO  L93              Difference]: Finished difference Result 636 states and 1734 transitions.
[2020-10-16 12:01:48,402 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-10-16 12:01:48,402 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 13
[2020-10-16 12:01:48,402 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:01:48,405 INFO  L225             Difference]: With dead ends: 636
[2020-10-16 12:01:48,405 INFO  L226             Difference]: Without dead ends: 456
[2020-10-16 12:01:48,406 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 12:01:48,408 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 456 states.
[2020-10-16 12:01:48,416 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 456.
[2020-10-16 12:01:48,417 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 456 states.
[2020-10-16 12:01:48,418 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 1190 transitions.
[2020-10-16 12:01:48,419 INFO  L78                 Accepts]: Start accepts. Automaton has 456 states and 1190 transitions. Word has length 13
[2020-10-16 12:01:48,419 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:01:48,419 INFO  L481      AbstractCegarLoop]: Abstraction has 456 states and 1190 transitions.
[2020-10-16 12:01:48,419 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-16 12:01:48,419 INFO  L276                IsEmpty]: Start isEmpty. Operand 456 states and 1190 transitions.
[2020-10-16 12:01:48,421 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2020-10-16 12:01:48,421 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:01:48,421 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:01:48,421 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-10-16 12:01:48,421 INFO  L429      AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:01:48,422 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:01:48,422 INFO  L82        PathProgramCache]: Analyzing trace with hash 1227463022, now seen corresponding path program 1 times
[2020-10-16 12:01:48,422 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:01:48,422 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560013387]
[2020-10-16 12:01:48,423 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:01:48,462 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:01:48,543 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 12:01:48,544 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560013387]
[2020-10-16 12:01:48,544 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:01:48,544 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-10-16 12:01:48,545 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073630839]
[2020-10-16 12:01:48,545 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-10-16 12:01:48,545 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:01:48,546 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-10-16 12:01:48,546 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:01:48,546 INFO  L87              Difference]: Start difference. First operand 456 states and 1190 transitions. Second operand 5 states.
[2020-10-16 12:01:48,608 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:01:48,609 INFO  L93              Difference]: Finished difference Result 373 states and 910 transitions.
[2020-10-16 12:01:48,610 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2020-10-16 12:01:48,610 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 16
[2020-10-16 12:01:48,610 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:01:48,612 INFO  L225             Difference]: With dead ends: 373
[2020-10-16 12:01:48,613 INFO  L226             Difference]: Without dead ends: 293
[2020-10-16 12:01:48,613 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 12:01:48,614 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 293 states.
[2020-10-16 12:01:48,626 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 293.
[2020-10-16 12:01:48,626 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 293 states.
[2020-10-16 12:01:48,629 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 701 transitions.
[2020-10-16 12:01:48,629 INFO  L78                 Accepts]: Start accepts. Automaton has 293 states and 701 transitions. Word has length 16
[2020-10-16 12:01:48,630 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:01:48,630 INFO  L481      AbstractCegarLoop]: Abstraction has 293 states and 701 transitions.
[2020-10-16 12:01:48,630 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-10-16 12:01:48,630 INFO  L276                IsEmpty]: Start isEmpty. Operand 293 states and 701 transitions.
[2020-10-16 12:01:48,631 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2020-10-16 12:01:48,631 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:01:48,633 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:01:48,633 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-10-16 12:01:48,633 INFO  L429      AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:01:48,633 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:01:48,634 INFO  L82        PathProgramCache]: Analyzing trace with hash 1389318005, now seen corresponding path program 1 times
[2020-10-16 12:01:48,634 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:01:48,634 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642819162]
[2020-10-16 12:01:48,636 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:01:48,768 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:01:48,823 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 12:01:48,824 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642819162]
[2020-10-16 12:01:48,824 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:01:48,824 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-10-16 12:01:48,824 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713648187]
[2020-10-16 12:01:48,825 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-10-16 12:01:48,825 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:01:48,825 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-10-16 12:01:48,825 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2020-10-16 12:01:48,825 INFO  L87              Difference]: Start difference. First operand 293 states and 701 transitions. Second operand 6 states.
[2020-10-16 12:01:48,886 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:01:48,886 INFO  L93              Difference]: Finished difference Result 270 states and 653 transitions.
[2020-10-16 12:01:48,887 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-10-16 12:01:48,887 INFO  L78                 Accepts]: Start accepts. Automaton has 6 states. Word has length 19
[2020-10-16 12:01:48,887 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:01:48,889 INFO  L225             Difference]: With dead ends: 270
[2020-10-16 12:01:48,889 INFO  L226             Difference]: Without dead ends: 255
[2020-10-16 12:01:48,890 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 12:01:48,891 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 255 states.
[2020-10-16 12:01:48,896 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 255.
[2020-10-16 12:01:48,896 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 255 states.
[2020-10-16 12:01:48,897 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 625 transitions.
[2020-10-16 12:01:48,897 INFO  L78                 Accepts]: Start accepts. Automaton has 255 states and 625 transitions. Word has length 19
[2020-10-16 12:01:48,898 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:01:48,898 INFO  L481      AbstractCegarLoop]: Abstraction has 255 states and 625 transitions.
[2020-10-16 12:01:48,898 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-10-16 12:01:48,898 INFO  L276                IsEmpty]: Start isEmpty. Operand 255 states and 625 transitions.
[2020-10-16 12:01:48,899 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2020-10-16 12:01:48,899 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:01:48,899 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]
[2020-10-16 12:01:48,900 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2020-10-16 12:01:48,900 INFO  L429      AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:01:48,900 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:01:48,900 INFO  L82        PathProgramCache]: Analyzing trace with hash -892762181, now seen corresponding path program 1 times
[2020-10-16 12:01:48,900 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:01:48,901 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443729156]
[2020-10-16 12:01:48,901 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:01:48,927 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:01:48,964 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 12:01:48,964 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443729156]
[2020-10-16 12:01:48,965 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:01:48,965 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-10-16 12:01:48,965 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077469037]
[2020-10-16 12:01:48,965 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-10-16 12:01:48,966 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:01:48,966 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-10-16 12:01:48,966 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-10-16 12:01:48,966 INFO  L87              Difference]: Start difference. First operand 255 states and 625 transitions. Second operand 3 states.
[2020-10-16 12:01:48,976 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:01:48,976 INFO  L93              Difference]: Finished difference Result 377 states and 908 transitions.
[2020-10-16 12:01:48,977 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-10-16 12:01:48,977 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 23
[2020-10-16 12:01:48,977 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:01:48,978 INFO  L225             Difference]: With dead ends: 377
[2020-10-16 12:01:48,978 INFO  L226             Difference]: Without dead ends: 175
[2020-10-16 12:01:48,979 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 12:01:48,980 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 175 states.
[2020-10-16 12:01:48,983 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 175.
[2020-10-16 12:01:48,983 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 175 states.
[2020-10-16 12:01:48,984 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 395 transitions.
[2020-10-16 12:01:48,984 INFO  L78                 Accepts]: Start accepts. Automaton has 175 states and 395 transitions. Word has length 23
[2020-10-16 12:01:48,984 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:01:48,984 INFO  L481      AbstractCegarLoop]: Abstraction has 175 states and 395 transitions.
[2020-10-16 12:01:48,984 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-10-16 12:01:48,984 INFO  L276                IsEmpty]: Start isEmpty. Operand 175 states and 395 transitions.
[2020-10-16 12:01:48,985 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2020-10-16 12:01:48,985 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:01:48,985 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]
[2020-10-16 12:01:48,986 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2020-10-16 12:01:48,986 INFO  L429      AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:01:48,986 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:01:48,986 INFO  L82        PathProgramCache]: Analyzing trace with hash 676100853, now seen corresponding path program 2 times
[2020-10-16 12:01:48,986 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:01:48,987 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655863219]
[2020-10-16 12:01:48,987 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:01:49,009 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:01:49,045 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 12:01:49,045 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655863219]
[2020-10-16 12:01:49,045 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:01:49,045 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-10-16 12:01:49,046 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179128274]
[2020-10-16 12:01:49,046 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-16 12:01:49,046 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:01:49,046 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-16 12:01:49,047 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-16 12:01:49,047 INFO  L87              Difference]: Start difference. First operand 175 states and 395 transitions. Second operand 4 states.
[2020-10-16 12:01:49,063 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:01:49,063 INFO  L93              Difference]: Finished difference Result 222 states and 493 transitions.
[2020-10-16 12:01:49,064 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2020-10-16 12:01:49,064 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 23
[2020-10-16 12:01:49,064 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:01:49,065 INFO  L225             Difference]: With dead ends: 222
[2020-10-16 12:01:49,065 INFO  L226             Difference]: Without dead ends: 120
[2020-10-16 12:01:49,065 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 12:01:49,066 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 120 states.
[2020-10-16 12:01:49,068 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120.
[2020-10-16 12:01:49,068 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 120 states.
[2020-10-16 12:01:49,069 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 255 transitions.
[2020-10-16 12:01:49,069 INFO  L78                 Accepts]: Start accepts. Automaton has 120 states and 255 transitions. Word has length 23
[2020-10-16 12:01:49,069 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:01:49,069 INFO  L481      AbstractCegarLoop]: Abstraction has 120 states and 255 transitions.
[2020-10-16 12:01:49,070 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-16 12:01:49,070 INFO  L276                IsEmpty]: Start isEmpty. Operand 120 states and 255 transitions.
[2020-10-16 12:01:49,070 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2020-10-16 12:01:49,070 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:01:49,071 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]
[2020-10-16 12:01:49,071 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2020-10-16 12:01:49,071 INFO  L429      AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:01:49,071 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:01:49,071 INFO  L82        PathProgramCache]: Analyzing trace with hash 546347905, now seen corresponding path program 3 times
[2020-10-16 12:01:49,072 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:01:49,072 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575679162]
[2020-10-16 12:01:49,072 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:01:49,119 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:01:49,231 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 12:01:49,232 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575679162]
[2020-10-16 12:01:49,232 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:01:49,232 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-10-16 12:01:49,232 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281391390]
[2020-10-16 12:01:49,233 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 7 states
[2020-10-16 12:01:49,233 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:01:49,233 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2020-10-16 12:01:49,233 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42
[2020-10-16 12:01:49,233 INFO  L87              Difference]: Start difference. First operand 120 states and 255 transitions. Second operand 7 states.
[2020-10-16 12:01:49,364 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:01:49,364 INFO  L93              Difference]: Finished difference Result 164 states and 338 transitions.
[2020-10-16 12:01:49,364 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-10-16 12:01:49,365 INFO  L78                 Accepts]: Start accepts. Automaton has 7 states. Word has length 23
[2020-10-16 12:01:49,365 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:01:49,366 INFO  L225             Difference]: With dead ends: 164
[2020-10-16 12:01:49,366 INFO  L226             Difference]: Without dead ends: 120
[2020-10-16 12:01:49,367 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90
[2020-10-16 12:01:49,367 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 120 states.
[2020-10-16 12:01:49,371 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120.
[2020-10-16 12:01:49,371 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 120 states.
[2020-10-16 12:01:49,372 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 243 transitions.
[2020-10-16 12:01:49,372 INFO  L78                 Accepts]: Start accepts. Automaton has 120 states and 243 transitions. Word has length 23
[2020-10-16 12:01:49,372 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:01:49,372 INFO  L481      AbstractCegarLoop]: Abstraction has 120 states and 243 transitions.
[2020-10-16 12:01:49,372 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 7 states.
[2020-10-16 12:01:49,373 INFO  L276                IsEmpty]: Start isEmpty. Operand 120 states and 243 transitions.
[2020-10-16 12:01:49,373 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2020-10-16 12:01:49,373 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:01:49,373 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]
[2020-10-16 12:01:49,374 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2020-10-16 12:01:49,374 INFO  L429      AbstractCegarLoop]: === Iteration 10 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:01:49,374 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:01:49,374 INFO  L82        PathProgramCache]: Analyzing trace with hash 1349920357, now seen corresponding path program 4 times
[2020-10-16 12:01:49,374 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:01:49,375 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888163188]
[2020-10-16 12:01:49,375 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:01:49,424 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-10-16 12:01:49,424 INFO  L221             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2020-10-16 12:01:49,482 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-10-16 12:01:49,483 INFO  L221             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2020-10-16 12:01:49,547 INFO  L173   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2020-10-16 12:01:49,548 INFO  L523         BasicCegarLoop]: Counterexample might be feasible
[2020-10-16 12:01:49,548 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2020-10-16 12:01:49,549 WARN  L264   etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available.
[2020-10-16 12:01:49,577 WARN  L124   codingBacktranslator]: Skipped backtranslation of ATE [1038] [1038] L2-->L858: Formula: (let ((.cse6 (= (mod ~b$w_buff0_used~0_In-1448984239 256) 0)) (.cse7 (= (mod ~b$r_buff0_thd0~0_In-1448984239 256) 0)) (.cse8 (= (mod ~b$w_buff1_used~0_In-1448984239 256) 0)) (.cse9 (= (mod ~b$r_buff1_thd0~0_In-1448984239 256) 0))) (let ((.cse0 (or .cse8 .cse9)) (.cse1 (not .cse9)) (.cse2 (not .cse8)) (.cse3 (or .cse6 .cse7)) (.cse4 (not .cse7)) (.cse5 (not .cse6))) (and (or (and .cse0 (= ~b$w_buff1_used~0_In-1448984239 ~b$w_buff1_used~0_Out-1448984239)) (and .cse1 (= ~b$w_buff1_used~0_Out-1448984239 0) .cse2)) (not (= ULTIMATE.start_assume_abort_if_not_~cond_Out-1448984239 0)) (= ULTIMATE.start_assume_abort_if_not_~cond_Out-1448984239 |ULTIMATE.start_assume_abort_if_not_#in~cond_In-1448984239|) (= ~b$r_buff1_thd0~0_Out-1448984239 ~b$r_buff1_thd0~0_In-1448984239) (= ~b$r_buff0_thd0~0_Out-1448984239 ~b$r_buff0_thd0~0_In-1448984239) (or (and .cse3 (or (and .cse0 (= ~b~0_In-1448984239 ~b~0_Out-1448984239)) (and .cse1 (= ~b$w_buff1~0_In-1448984239 ~b~0_Out-1448984239) .cse2))) (and .cse4 (= ~b$w_buff0~0_In-1448984239 ~b~0_Out-1448984239) .cse5)) (or (and .cse3 (= ~b$w_buff0_used~0_Out-1448984239 ~b$w_buff0_used~0_In-1448984239)) (and (= ~b$w_buff0_used~0_Out-1448984239 0) .cse4 .cse5)))))  InVars {~b$w_buff0_used~0=~b$w_buff0_used~0_In-1448984239, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In-1448984239|, ~b$r_buff1_thd0~0=~b$r_buff1_thd0~0_In-1448984239, ~b$w_buff1_used~0=~b$w_buff1_used~0_In-1448984239, ~b~0=~b~0_In-1448984239, ~b$w_buff1~0=~b$w_buff1~0_In-1448984239, ~b$w_buff0~0=~b$w_buff0~0_In-1448984239, ~b$r_buff0_thd0~0=~b$r_buff0_thd0~0_In-1448984239}  OutVars{~b$r_buff1_thd0~0=~b$r_buff1_thd0~0_Out-1448984239, ULTIMATE.start_main_#t~ite47=|ULTIMATE.start_main_#t~ite47_Out-1448984239|, ULTIMATE.start_main_#t~ite46=|ULTIMATE.start_main_#t~ite46_Out-1448984239|, ULTIMATE.start_main_#t~ite49=|ULTIMATE.start_main_#t~ite49_Out-1448984239|, ULTIMATE.start_main_#t~ite48=|ULTIMATE.start_main_#t~ite48_Out-1448984239|, ~b$w_buff0_used~0=~b$w_buff0_used~0_Out-1448984239, ULTIMATE.start_main_#t~ite50=|ULTIMATE.start_main_#t~ite50_Out-1448984239|, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In-1448984239|, ULTIMATE.start_main_#t~ite51=|ULTIMATE.start_main_#t~ite51_Out-1448984239|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_Out-1448984239, ~b$w_buff1_used~0=~b$w_buff1_used~0_Out-1448984239, ~b~0=~b~0_Out-1448984239, ~b$w_buff1~0=~b$w_buff1~0_In-1448984239, ~b$w_buff0~0=~b$w_buff0~0_In-1448984239, ~b$r_buff0_thd0~0=~b$r_buff0_thd0~0_Out-1448984239}  AuxVars[]  AssignedVars[~b$w_buff0_used~0, ULTIMATE.start_main_#t~ite50, ~b$r_buff1_thd0~0, ULTIMATE.start_main_#t~ite51, ULTIMATE.start_assume_abort_if_not_~cond, ~b$w_buff1_used~0, ~b~0, ULTIMATE.start_main_#t~ite47, ULTIMATE.start_main_#t~ite46, ULTIMATE.start_main_#t~ite49, ULTIMATE.start_main_#t~ite48, ~b$r_buff0_thd0~0] because there is no mapped edge
[2020-10-16 12:01:49,584 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 12:01:49,585 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,586 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 12:01:49,587 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,587 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 12:01:49,587 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,587 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 12:01:49,587 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,588 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 12:01:49,588 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,588 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 12:01:49,588 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,589 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 12:01:49,589 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,590 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 12:01:49,590 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,590 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 12:01:49,590 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,591 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 12:01:49,591 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,591 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 12:01:49,591 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,592 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 12:01:49,592 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,592 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 12:01:49,592 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,592 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 12:01:49,593 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,593 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 12:01:49,593 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,593 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 12:01:49,593 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,594 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 12:01:49,594 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,594 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 12:01:49,594 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,594 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 12:01:49,594 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,595 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 12:01:49,595 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,595 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 12:01:49,595 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,595 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 12:01:49,596 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,596 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 12:01:49,596 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,596 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 12:01:49,596 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,597 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 12:01:49,597 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,597 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 12:01:49,597 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,598 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 12:01:49,598 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,598 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 12:01:49,598 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,598 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 12:01:49,598 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:01:49,669 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 12:01:49 BasicIcfg
[2020-10-16 12:01:49,673 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-10-16 12:01:49,675 INFO  L168              Benchmark]: Toolchain (without parser) took 8831.04 ms. Allocated memory was 140.0 MB in the beginning and 345.5 MB in the end (delta: 205.5 MB). Free memory was 101.1 MB in the beginning and 101.5 MB in the end (delta: -389.9 kB). Peak memory consumption was 205.1 MB. Max. memory is 7.1 GB.
[2020-10-16 12:01:49,676 INFO  L168              Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-10-16 12:01:49,676 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 797.04 ms. Allocated memory was 140.0 MB in the beginning and 230.2 MB in the end (delta: 90.2 MB). Free memory was 100.9 MB in the beginning and 193.9 MB in the end (delta: -93.0 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB.
[2020-10-16 12:01:49,680 INFO  L168              Benchmark]: Boogie Procedure Inliner took 67.77 ms. Allocated memory is still 230.2 MB. Free memory was 193.0 MB in the beginning and 191.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB.
[2020-10-16 12:01:49,681 INFO  L168              Benchmark]: Boogie Preprocessor took 43.45 ms. Allocated memory is still 230.2 MB. Free memory was 191.2 MB in the beginning and 188.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB.
[2020-10-16 12:01:49,682 INFO  L168              Benchmark]: RCFGBuilder took 2343.50 ms. Allocated memory was 230.2 MB in the beginning and 250.6 MB in the end (delta: 20.4 MB). Free memory was 188.5 MB in the beginning and 94.4 MB in the end (delta: 94.1 MB). Peak memory consumption was 114.5 MB. Max. memory is 7.1 GB.
[2020-10-16 12:01:49,683 INFO  L168              Benchmark]: TraceAbstraction took 5572.71 ms. Allocated memory was 250.6 MB in the beginning and 345.5 MB in the end (delta: 94.9 MB). Free memory was 94.4 MB in the beginning and 101.5 MB in the end (delta: -7.1 MB). Peak memory consumption was 87.8 MB. Max. memory is 7.1 GB.
[2020-10-16 12:01:49,691 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 797.04 ms. Allocated memory was 140.0 MB in the beginning and 230.2 MB in the end (delta: 90.2 MB). Free memory was 100.9 MB in the beginning and 193.9 MB in the end (delta: -93.0 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB.
 * Boogie Procedure Inliner took 67.77 ms. Allocated memory is still 230.2 MB. Free memory was 193.0 MB in the beginning and 191.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 43.45 ms. Allocated memory is still 230.2 MB. Free memory was 191.2 MB in the beginning and 188.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 2343.50 ms. Allocated memory was 230.2 MB in the beginning and 250.6 MB in the end (delta: 20.4 MB). Free memory was 188.5 MB in the beginning and 94.4 MB in the end (delta: 94.1 MB). Peak memory consumption was 114.5 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 5572.71 ms. Allocated memory was 250.6 MB in the beginning and 345.5 MB in the end (delta: 94.9 MB). Free memory was 94.4 MB in the beginning and 101.5 MB in the end (delta: -7.1 MB). Peak memory consumption was 87.8 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: PetriNetLargeBlockEncoding benchmarks
    977 VarBasedMoverChecksPositive, 35 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 90 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 3.0s, 109 PlacesBefore, 38 PlacesAfterwards, 101 TransitionsBefore, 28 TransitionsAfterwards, 2002 CoEnabledTransitionPairs, 7 FixpointIterations, 36 TrivialSequentialCompositions, 42 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 2 ConcurrentYvCompositions, 2 ChoiceCompositions, 82 TotalNumberOfCompositions, 5602 MoverChecksTotal
  - CounterExampleResult [Line: 7]: a call of __VERIFIER_error() is reachable
    a call of __VERIFIER_error() is reachable
We found a FailurePath: 
[L698]               0  int __unbuffered_cnt = 0;
[L700]               0  int __unbuffered_p1_EAX = 0;
[L702]               0  int __unbuffered_p1_EBX = 0;
[L704]               0  int __unbuffered_p2_EAX = 0;
[L706]               0  int __unbuffered_p2_EBX = 0;
[L708]               0  int a = 0;
[L710]               0  int b = 0;
[L711]               0  _Bool b$flush_delayed;
[L712]               0  int b$mem_tmp;
[L713]               0  _Bool b$r_buff0_thd0;
[L714]               0  _Bool b$r_buff0_thd1;
[L715]               0  _Bool b$r_buff0_thd2;
[L716]               0  _Bool b$r_buff0_thd3;
[L717]               0  _Bool b$r_buff1_thd0;
[L718]               0  _Bool b$r_buff1_thd1;
[L719]               0  _Bool b$r_buff1_thd2;
[L720]               0  _Bool b$r_buff1_thd3;
[L721]               0  _Bool b$read_delayed;
[L722]               0  int *b$read_delayed_var;
[L723]               0  int b$w_buff0;
[L724]               0  _Bool b$w_buff0_used;
[L725]               0  int b$w_buff1;
[L726]               0  _Bool b$w_buff1_used;
[L727]               0  _Bool main$tmp_guard0;
[L728]               0  _Bool main$tmp_guard1;
[L730]               0  int x = 0;
[L732]               0  int y = 0;
[L734]               0  int z = 0;
[L735]               0  _Bool weak$$choice0;
[L736]               0  _Bool weak$$choice2;
[L842]               0  pthread_t t873;
[L843]  FCALL, FORK  0  pthread_create(&t873, ((void *)0), P0, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0]
[L844]               0  pthread_t t874;
[L845]  FCALL, FORK  0  pthread_create(&t874, ((void *)0), P1, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0]
[L846]               0  pthread_t t875;
[L847]  FCALL, FORK  0  pthread_create(&t875, ((void *)0), P2, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0]
[L740]               1  b$w_buff1 = b$w_buff0
[L741]               1  b$w_buff0 = 1
[L742]               1  b$w_buff1_used = b$w_buff0_used
[L743]               1  b$w_buff0_used = (_Bool)1
[L7]    COND TRUE    1  !expression
[L7]                 1  __VERIFIER_error()
[L745]               1  b$r_buff1_thd0 = b$r_buff0_thd0
[L746]               1  b$r_buff1_thd1 = b$r_buff0_thd1
[L747]               1  b$r_buff1_thd2 = b$r_buff0_thd2
[L748]               1  b$r_buff1_thd3 = b$r_buff0_thd3
[L749]               1  b$r_buff0_thd1 = (_Bool)1
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0]
[L752]               1  x = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0]
[L769]               2  x = 2
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0]
[L772]               2  y = 1
[L775]               2  __unbuffered_p1_EAX = y
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0]
[L778]               2  __unbuffered_p1_EBX = z
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0]
[L795]               3  z = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1]
[L781]  EXPR         2  b$w_buff0_used && b$r_buff0_thd2 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd2 ? b$w_buff1 : b)
[L781]  EXPR         2  b$w_buff1_used && b$r_buff1_thd2 ? b$w_buff1 : b
[L781]  EXPR         2  b$w_buff0_used && b$r_buff0_thd2 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd2 ? b$w_buff1 : b)
[L781]               2  b = b$w_buff0_used && b$r_buff0_thd2 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd2 ? b$w_buff1 : b)
[L782]  EXPR         2  b$w_buff0_used && b$r_buff0_thd2 ? (_Bool)0 : b$w_buff0_used
[L782]               2  b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd2 ? (_Bool)0 : b$w_buff0_used
[L783]  EXPR         2  b$w_buff0_used && b$r_buff0_thd2 || b$w_buff1_used && b$r_buff1_thd2 ? (_Bool)0 : b$w_buff1_used
[L783]               2  b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd2 || b$w_buff1_used && b$r_buff1_thd2 ? (_Bool)0 : b$w_buff1_used
[L784]  EXPR         2  b$w_buff0_used && b$r_buff0_thd2 ? (_Bool)0 : b$r_buff0_thd2
[L784]               2  b$r_buff0_thd2 = b$w_buff0_used && b$r_buff0_thd2 ? (_Bool)0 : b$r_buff0_thd2
[L785]  EXPR         2  b$w_buff0_used && b$r_buff0_thd2 || b$w_buff1_used && b$r_buff1_thd2 ? (_Bool)0 : b$r_buff1_thd2
[L785]               2  b$r_buff1_thd2 = b$w_buff0_used && b$r_buff0_thd2 || b$w_buff1_used && b$r_buff1_thd2 ? (_Bool)0 : b$r_buff1_thd2
[L798]               3  a = 1
[L801]               3  __unbuffered_p2_EAX = a
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1]
[L788]               2  __unbuffered_cnt = __unbuffered_cnt + 1
[L790]               2  return 0;
[L804]               3  weak$$choice0 = __VERIFIER_nondet_bool()
[L805]               3  weak$$choice2 = __VERIFIER_nondet_bool()
[L806]               3  b$flush_delayed = weak$$choice2
[L807]               3  b$mem_tmp = b
[L808]  EXPR         3  !b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b : (b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : b$w_buff1)
[L808]               3  b = !b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b : (b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : b$w_buff1)
[L809]  EXPR         3  weak$$choice2 ? b$w_buff0 : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff0 : (b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : b$w_buff0))
[L809]  EXPR         3  !b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff0 : (b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : b$w_buff0)
[L809]  EXPR         3  b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : b$w_buff0
[L809]  EXPR         3  !b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff0 : (b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : b$w_buff0)
[L809]  EXPR         3  weak$$choice2 ? b$w_buff0 : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff0 : (b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : b$w_buff0))
[L809]               3  b$w_buff0 = weak$$choice2 ? b$w_buff0 : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff0 : (b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : b$w_buff0))
[L810]  EXPR         3  weak$$choice2 ? b$w_buff1 : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff1 : (b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff1 : b$w_buff1))
[L810]               3  b$w_buff1 = weak$$choice2 ? b$w_buff1 : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff1 : (b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff1 : b$w_buff1))
[L811]  EXPR         3  weak$$choice2 ? b$w_buff0_used : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff0_used : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$w_buff0_used))
[L811]  EXPR         3  !b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff0_used : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$w_buff0_used)
[L811]  EXPR         3  b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$w_buff0_used
[L811]  EXPR         3  !b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff0_used : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$w_buff0_used)
[L811]  EXPR         3  weak$$choice2 ? b$w_buff0_used : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff0_used : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$w_buff0_used))
[L811]               3  b$w_buff0_used = weak$$choice2 ? b$w_buff0_used : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff0_used : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$w_buff0_used))
[L812]  EXPR         3  weak$$choice2 ? b$w_buff1_used : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff1_used : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L812]               3  b$w_buff1_used = weak$$choice2 ? b$w_buff1_used : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff1_used : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L813]  EXPR         3  weak$$choice2 ? b$r_buff0_thd3 : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$r_buff0_thd3 : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$r_buff0_thd3))
[L813]               3  b$r_buff0_thd3 = weak$$choice2 ? b$r_buff0_thd3 : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$r_buff0_thd3 : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$r_buff0_thd3))
[L814]  EXPR         3  weak$$choice2 ? b$r_buff1_thd3 : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$r_buff1_thd3 : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L814]               3  b$r_buff1_thd3 = weak$$choice2 ? b$r_buff1_thd3 : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$r_buff1_thd3 : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L815]               3  __unbuffered_p2_EBX = b
[L816]  EXPR         3  b$flush_delayed ? b$mem_tmp : b
[L816]               3  b = b$flush_delayed ? b$mem_tmp : b
[L817]               3  b$flush_delayed = (_Bool)0
        VAL             [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=255, x=2, y=1, z=1]
[L755]  EXPR         1  b$w_buff0_used && b$r_buff0_thd1 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd1 ? b$w_buff1 : b)
[L755]               1  b = b$w_buff0_used && b$r_buff0_thd1 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd1 ? b$w_buff1 : b)
[L756]  EXPR         1  b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$w_buff0_used
[L756]               1  b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$w_buff0_used
[L757]  EXPR         1  b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$w_buff1_used
[L757]               1  b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$w_buff1_used
[L758]  EXPR         1  b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$r_buff0_thd1
[L758]               1  b$r_buff0_thd1 = b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$r_buff0_thd1
[L759]  EXPR         1  b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$r_buff1_thd1
[L759]               1  b$r_buff1_thd1 = b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$r_buff1_thd1
[L762]               1  __unbuffered_cnt = __unbuffered_cnt + 1
[L764]               1  return 0;
[L820]  EXPR         3  b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd3 ? b$w_buff1 : b)
[L820]               3  b = b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd3 ? b$w_buff1 : b)
[L821]  EXPR         3  b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$w_buff0_used
[L821]               3  b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$w_buff0_used
[L822]  EXPR         3  b$w_buff0_used && b$r_buff0_thd3 || b$w_buff1_used && b$r_buff1_thd3 ? (_Bool)0 : b$w_buff1_used
[L822]               3  b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd3 || b$w_buff1_used && b$r_buff1_thd3 ? (_Bool)0 : b$w_buff1_used
[L823]  EXPR         3  b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$r_buff0_thd3
[L823]               3  b$r_buff0_thd3 = b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$r_buff0_thd3
[L824]  EXPR         3  b$w_buff0_used && b$r_buff0_thd3 || b$w_buff1_used && b$r_buff1_thd3 ? (_Bool)0 : b$r_buff1_thd3
[L824]               3  b$r_buff1_thd3 = b$w_buff0_used && b$r_buff0_thd3 || b$w_buff1_used && b$r_buff1_thd3 ? (_Bool)0 : b$r_buff1_thd3
[L827]               3  __unbuffered_cnt = __unbuffered_cnt + 1
[L829]               3  return 0;
[L849]               0  main$tmp_guard0 = __unbuffered_cnt == 3
[L860]               0  main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0)
[L7]    COND TRUE    0  !expression
[L7]                 0  __VERIFIER_error()
        VAL             [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=255, x=2, y=1, z=1]

  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 4 procedures, 100 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 5.2s, OverallIterations: 10, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.1s, HoareTripleCheckerStatistics: 265 SDtfs, 254 SDslu, 396 SDs, 0 SdLazy, 146 SolverSat, 33 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1166occurred 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: 0.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 163 NumberOfCodeBlocks, 163 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 131 ConstructedInterpolants, 0 QuantifiedInterpolants, 8259 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
Received shutdown request...